/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/email_spec9_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 19:06:28,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 19:06:28,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 19:06:28,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 19:06:28,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 19:06:28,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 19:06:28,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 19:06:28,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 19:06:28,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 19:06:28,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 19:06:28,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 19:06:28,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 19:06:28,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 19:06:28,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 19:06:28,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 19:06:28,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 19:06:28,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 19:06:28,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 19:06:29,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 19:06:29,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 19:06:29,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 19:06:29,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 19:06:29,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 19:06:29,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 19:06:29,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 19:06:29,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 19:06:29,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 19:06:29,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 19:06:29,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 19:06:29,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 19:06:29,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 19:06:29,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 19:06:29,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 19:06:29,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 19:06:29,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 19:06:29,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 19:06:29,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 19:06:29,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 19:06:29,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 19:06:29,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 19:06:29,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 19:06:29,038 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 19:06:29,082 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 19:06:29,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 19:06:29,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 19:06:29,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 19:06:29,087 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 19:06:29,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 19:06:29,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 19:06:29,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 19:06:29,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 19:06:29,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 19:06:29,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 19:06:29,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 19:06:29,089 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 19:06:29,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 19:06:29,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 19:06:29,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 19:06:29,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 19:06:29,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 19:06:29,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 19:06:29,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 19:06:29,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 19:06:29,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 19:06:29,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 19:06:29,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 19:06:29,091 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 19:06:29,091 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 19:06:29,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 19:06:29,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 19:06:29,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 19:06:29,528 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 19:06:29,528 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 19:06:29,529 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_product21.cil.c [2021-01-06 19:06:29,606 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/ea4d30fe3/1f94696f311b4b3694d233f629ea41dc/FLAG3bc594e93 [2021-01-06 19:06:30,381 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 19:06:30,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product21.cil.c [2021-01-06 19:06:30,410 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/ea4d30fe3/1f94696f311b4b3694d233f629ea41dc/FLAG3bc594e93 [2021-01-06 19:06:30,612 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/ea4d30fe3/1f94696f311b4b3694d233f629ea41dc [2021-01-06 19:06:30,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 19:06:30,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 19:06:30,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 19:06:30,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 19:06:30,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 19:06:30,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:06:30" (1/1) ... [2021-01-06 19:06:30,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4314a05a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:30, skipping insertion in model container [2021-01-06 19:06:30,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:06:30" (1/1) ... [2021-01-06 19:06:30,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 19:06:30,735 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] [2021-01-06 19:06:31,094 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product21.cil.c[9939,9952] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] 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~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_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~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_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~11,] 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~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] 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~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] 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~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] 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~21,] 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~21,] 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~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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~12,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] 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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__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~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] 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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] 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~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_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~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_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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~in_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] 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_tmp5~3,] 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~19,] 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_tmp5~4,] 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~20,] 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~41,] 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~41,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] 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~42,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] 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~43,] [2021-01-06 19:06:31,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:06:31,479 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] [2021-01-06 19:06:31,556 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product21.cil.c[9939,9952] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] 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~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_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~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_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~11,] 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~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] 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~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] 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~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] 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~21,] 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~21,] 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~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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~12,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] 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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__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~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] 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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] 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~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_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~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_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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~in_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] 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_tmp5~3,] 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~19,] 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_tmp5~4,] 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~20,] 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~41,] 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~41,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] 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~42,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] 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~43,] [2021-01-06 19:06:31,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:06:31,861 INFO L208 MainTranslator]: Completed translation [2021-01-06 19:06:31,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31 WrapperNode [2021-01-06 19:06:31,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 19:06:31,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 19:06:31,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 19:06:31,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 19:06:31,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (1/1) ... [2021-01-06 19:06:31,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (1/1) ... [2021-01-06 19:06:32,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 19:06:32,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 19:06:32,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 19:06:32,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 19:06:32,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (1/1) ... [2021-01-06 19:06:32,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (1/1) ... [2021-01-06 19:06:32,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (1/1) ... [2021-01-06 19:06:32,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (1/1) ... [2021-01-06 19:06:32,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (1/1) ... [2021-01-06 19:06:32,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (1/1) ... [2021-01-06 19:06:32,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (1/1) ... [2021-01-06 19:06:32,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 19:06:32,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 19:06:32,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 19:06:32,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 19:06:32,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (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 19:06:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-01-06 19:06:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 19:06:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 19:06:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 19:06:32,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 19:06:35,696 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 19:06:35,696 INFO L299 CfgBuilder]: Removed 649 assume(true) statements. [2021-01-06 19:06:35,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:06:35 BoogieIcfgContainer [2021-01-06 19:06:35,700 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 19:06:35,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 19:06:35,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 19:06:35,708 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 19:06:35,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 07:06:30" (1/3) ... [2021-01-06 19:06:35,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35ae6586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:06:35, skipping insertion in model container [2021-01-06 19:06:35,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:06:31" (2/3) ... [2021-01-06 19:06:35,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35ae6586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:06:35, skipping insertion in model container [2021-01-06 19:06:35,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:06:35" (3/3) ... [2021-01-06 19:06:35,712 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product21.cil.c [2021-01-06 19:06:35,719 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 19:06:35,724 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-01-06 19:06:35,743 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-01-06 19:06:35,777 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 19:06:35,778 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 19:06:35,778 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 19:06:35,778 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 19:06:35,778 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 19:06:35,778 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 19:06:35,778 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 19:06:35,779 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 19:06:35,813 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states. [2021-01-06 19:06:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-06 19:06:35,828 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:35,829 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] [2021-01-06 19:06:35,830 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 19:06:35,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:35,837 INFO L82 PathProgramCache]: Analyzing trace with hash -517743260, now seen corresponding path program 1 times [2021-01-06 19:06:35,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:35,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572985739] [2021-01-06 19:06:35,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:36,263 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 19:06:36,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572985739] [2021-01-06 19:06:36,265 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:36,265 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:06:36,266 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184389352] [2021-01-06 19:06:36,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:36,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:36,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:36,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:36,293 INFO L87 Difference]: Start difference. First operand 962 states. Second operand 3 states. [2021-01-06 19:06:36,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:36,510 INFO L93 Difference]: Finished difference Result 2851 states and 4910 transitions. [2021-01-06 19:06:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:36,512 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2021-01-06 19:06:36,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:36,551 INFO L225 Difference]: With dead ends: 2851 [2021-01-06 19:06:36,551 INFO L226 Difference]: Without dead ends: 1648 [2021-01-06 19:06:36,563 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 19:06:36,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2021-01-06 19:06:36,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 833. [2021-01-06 19:06:36,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2021-01-06 19:06:36,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1433 transitions. [2021-01-06 19:06:36,693 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1433 transitions. Word has length 44 [2021-01-06 19:06:36,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:36,694 INFO L481 AbstractCegarLoop]: Abstraction has 833 states and 1433 transitions. [2021-01-06 19:06:36,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1433 transitions. [2021-01-06 19:06:36,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-01-06 19:06:36,705 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:36,705 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:36,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 19:06:36,706 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 19:06:36,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:36,708 INFO L82 PathProgramCache]: Analyzing trace with hash -502461118, now seen corresponding path program 1 times [2021-01-06 19:06:36,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:36,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030859885] [2021-01-06 19:06:36,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:36,897 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 19:06:36,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030859885] [2021-01-06 19:06:36,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:36,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:06:36,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785297003] [2021-01-06 19:06:36,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:06:36,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:36,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:06:36,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:06:36,903 INFO L87 Difference]: Start difference. First operand 833 states and 1433 transitions. Second operand 5 states. [2021-01-06 19:06:37,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:37,143 INFO L93 Difference]: Finished difference Result 2448 states and 4215 transitions. [2021-01-06 19:06:37,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 19:06:37,143 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 46 [2021-01-06 19:06:37,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:37,159 INFO L225 Difference]: With dead ends: 2448 [2021-01-06 19:06:37,160 INFO L226 Difference]: Without dead ends: 1634 [2021-01-06 19:06:37,163 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 19:06:37,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1634 states. [2021-01-06 19:06:37,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1634 to 833. [2021-01-06 19:06:37,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2021-01-06 19:06:37,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1432 transitions. [2021-01-06 19:06:37,256 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1432 transitions. Word has length 46 [2021-01-06 19:06:37,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:37,257 INFO L481 AbstractCegarLoop]: Abstraction has 833 states and 1432 transitions. [2021-01-06 19:06:37,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:06:37,257 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1432 transitions. [2021-01-06 19:06:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-01-06 19:06:37,259 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:37,259 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] [2021-01-06 19:06:37,259 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 19:06:37,260 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 19:06:37,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:37,260 INFO L82 PathProgramCache]: Analyzing trace with hash -393336369, now seen corresponding path program 1 times [2021-01-06 19:06:37,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:37,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836444430] [2021-01-06 19:06:37,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:37,395 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 19:06:37,396 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836444430] [2021-01-06 19:06:37,396 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:37,396 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:06:37,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257505765] [2021-01-06 19:06:37,397 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:37,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:37,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:37,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:37,398 INFO L87 Difference]: Start difference. First operand 833 states and 1432 transitions. Second operand 3 states. [2021-01-06 19:06:37,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:37,459 INFO L93 Difference]: Finished difference Result 1648 states and 2838 transitions. [2021-01-06 19:06:37,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:37,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2021-01-06 19:06:37,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:37,464 INFO L225 Difference]: With dead ends: 1648 [2021-01-06 19:06:37,465 INFO L226 Difference]: Without dead ends: 838 [2021-01-06 19:06:37,466 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 19:06:37,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2021-01-06 19:06:37,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 833. [2021-01-06 19:06:37,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2021-01-06 19:06:37,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1431 transitions. [2021-01-06 19:06:37,514 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1431 transitions. Word has length 47 [2021-01-06 19:06:37,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:37,521 INFO L481 AbstractCegarLoop]: Abstraction has 833 states and 1431 transitions. [2021-01-06 19:06:37,521 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:37,522 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1431 transitions. [2021-01-06 19:06:37,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-01-06 19:06:37,524 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:37,525 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:37,525 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 19:06:37,525 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 19:06:37,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:37,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1559988203, now seen corresponding path program 1 times [2021-01-06 19:06:37,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:37,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309965219] [2021-01-06 19:06:37,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:37,644 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 19:06:37,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309965219] [2021-01-06 19:06:37,645 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:37,645 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:06:37,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425816172] [2021-01-06 19:06:37,646 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:37,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:37,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:37,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:37,647 INFO L87 Difference]: Start difference. First operand 833 states and 1431 transitions. Second operand 3 states. [2021-01-06 19:06:37,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:37,712 INFO L93 Difference]: Finished difference Result 1658 states and 2851 transitions. [2021-01-06 19:06:37,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:37,713 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2021-01-06 19:06:37,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:37,718 INFO L225 Difference]: With dead ends: 1658 [2021-01-06 19:06:37,718 INFO L226 Difference]: Without dead ends: 833 [2021-01-06 19:06:37,720 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 19:06:37,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2021-01-06 19:06:37,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 833. [2021-01-06 19:06:37,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2021-01-06 19:06:37,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1429 transitions. [2021-01-06 19:06:37,757 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1429 transitions. Word has length 48 [2021-01-06 19:06:37,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:37,757 INFO L481 AbstractCegarLoop]: Abstraction has 833 states and 1429 transitions. [2021-01-06 19:06:37,757 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:37,758 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1429 transitions. [2021-01-06 19:06:37,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-01-06 19:06:37,759 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:37,759 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:37,759 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 19:06:37,759 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 19:06:37,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:37,760 INFO L82 PathProgramCache]: Analyzing trace with hash -532074006, now seen corresponding path program 1 times [2021-01-06 19:06:37,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:37,760 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316496783] [2021-01-06 19:06:37,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:37,861 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 19:06:37,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316496783] [2021-01-06 19:06:37,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:37,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:06:37,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667773282] [2021-01-06 19:06:37,862 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:06:37,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:37,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:06:37,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:06:37,864 INFO L87 Difference]: Start difference. First operand 833 states and 1429 transitions. Second operand 5 states. [2021-01-06 19:06:38,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:38,086 INFO L93 Difference]: Finished difference Result 2438 states and 4195 transitions. [2021-01-06 19:06:38,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:06:38,087 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2021-01-06 19:06:38,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:38,098 INFO L225 Difference]: With dead ends: 2438 [2021-01-06 19:06:38,099 INFO L226 Difference]: Without dead ends: 1632 [2021-01-06 19:06:38,101 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 19:06:38,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2021-01-06 19:06:38,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 833. [2021-01-06 19:06:38,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2021-01-06 19:06:38,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1428 transitions. [2021-01-06 19:06:38,192 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1428 transitions. Word has length 49 [2021-01-06 19:06:38,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:38,192 INFO L481 AbstractCegarLoop]: Abstraction has 833 states and 1428 transitions. [2021-01-06 19:06:38,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:06:38,192 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1428 transitions. [2021-01-06 19:06:38,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-01-06 19:06:38,195 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:38,195 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] [2021-01-06 19:06:38,195 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 19:06:38,196 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 19:06:38,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:38,196 INFO L82 PathProgramCache]: Analyzing trace with hash -319226547, now seen corresponding path program 1 times [2021-01-06 19:06:38,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:38,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652427637] [2021-01-06 19:06:38,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:38,314 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 19:06:38,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652427637] [2021-01-06 19:06:38,314 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:38,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:06:38,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014821559] [2021-01-06 19:06:38,315 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:06:38,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:38,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:06:38,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:06:38,316 INFO L87 Difference]: Start difference. First operand 833 states and 1428 transitions. Second operand 5 states. [2021-01-06 19:06:38,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:38,548 INFO L93 Difference]: Finished difference Result 2443 states and 4200 transitions. [2021-01-06 19:06:38,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:06:38,548 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2021-01-06 19:06:38,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:38,558 INFO L225 Difference]: With dead ends: 2443 [2021-01-06 19:06:38,558 INFO L226 Difference]: Without dead ends: 1637 [2021-01-06 19:06:38,560 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 19:06:38,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1637 states. [2021-01-06 19:06:38,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1637 to 833. [2021-01-06 19:06:38,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2021-01-06 19:06:38,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1427 transitions. [2021-01-06 19:06:38,614 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1427 transitions. Word has length 50 [2021-01-06 19:06:38,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:38,615 INFO L481 AbstractCegarLoop]: Abstraction has 833 states and 1427 transitions. [2021-01-06 19:06:38,615 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:06:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1427 transitions. [2021-01-06 19:06:38,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-06 19:06:38,616 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:38,616 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:38,617 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 19:06:38,617 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 19:06:38,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:38,617 INFO L82 PathProgramCache]: Analyzing trace with hash 2040658021, now seen corresponding path program 1 times [2021-01-06 19:06:38,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:38,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707041075] [2021-01-06 19:06:38,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:38,679 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 19:06:38,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707041075] [2021-01-06 19:06:38,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:38,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:06:38,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851802205] [2021-01-06 19:06:38,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:38,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:38,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:38,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:38,682 INFO L87 Difference]: Start difference. First operand 833 states and 1427 transitions. Second operand 3 states. [2021-01-06 19:06:38,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:38,740 INFO L93 Difference]: Finished difference Result 1385 states and 2348 transitions. [2021-01-06 19:06:38,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:38,741 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2021-01-06 19:06:38,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:38,746 INFO L225 Difference]: With dead ends: 1385 [2021-01-06 19:06:38,746 INFO L226 Difference]: Without dead ends: 836 [2021-01-06 19:06:38,748 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 19:06:38,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2021-01-06 19:06:38,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 835. [2021-01-06 19:06:38,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 835 states. [2021-01-06 19:06:38,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 835 states and 1429 transitions. [2021-01-06 19:06:38,796 INFO L78 Accepts]: Start accepts. Automaton has 835 states and 1429 transitions. Word has length 51 [2021-01-06 19:06:38,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:38,796 INFO L481 AbstractCegarLoop]: Abstraction has 835 states and 1429 transitions. [2021-01-06 19:06:38,796 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:38,796 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1429 transitions. [2021-01-06 19:06:38,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-01-06 19:06:38,798 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:38,798 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] [2021-01-06 19:06:38,798 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 19:06:38,798 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:06:38,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:38,799 INFO L82 PathProgramCache]: Analyzing trace with hash -302802333, now seen corresponding path program 1 times [2021-01-06 19:06:38,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:38,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94449867] [2021-01-06 19:06:38,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:38,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:38,882 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 19:06:38,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94449867] [2021-01-06 19:06:38,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:38,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:06:38,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17500493] [2021-01-06 19:06:38,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:38,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:38,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:38,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:38,884 INFO L87 Difference]: Start difference. First operand 835 states and 1429 transitions. Second operand 3 states. [2021-01-06 19:06:39,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:39,033 INFO L93 Difference]: Finished difference Result 2391 states and 4111 transitions. [2021-01-06 19:06:39,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:39,034 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2021-01-06 19:06:39,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:39,045 INFO L225 Difference]: With dead ends: 2391 [2021-01-06 19:06:39,045 INFO L226 Difference]: Without dead ends: 1587 [2021-01-06 19:06:39,049 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 19:06:39,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1587 states. [2021-01-06 19:06:39,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1587 to 1038. [2021-01-06 19:06:39,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1038 states. [2021-01-06 19:06:39,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1804 transitions. [2021-01-06 19:06:39,139 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1804 transitions. Word has length 57 [2021-01-06 19:06:39,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:39,140 INFO L481 AbstractCegarLoop]: Abstraction has 1038 states and 1804 transitions. [2021-01-06 19:06:39,140 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:39,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1804 transitions. [2021-01-06 19:06:39,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-01-06 19:06:39,142 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:39,142 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] [2021-01-06 19:06:39,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 19:06:39,142 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 19:06:39,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:39,143 INFO L82 PathProgramCache]: Analyzing trace with hash -1288320638, now seen corresponding path program 1 times [2021-01-06 19:06:39,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:39,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50015845] [2021-01-06 19:06:39,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:39,250 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 19:06:39,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50015845] [2021-01-06 19:06:39,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776189242] [2021-01-06 19:06:39,255 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 19:06:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:39,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 19:06:39,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 19:06:39,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 19:06:39,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 19:06:39,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2021-01-06 19:06:39,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494161625] [2021-01-06 19:06:39,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:39,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:39,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:39,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:06:39,832 INFO L87 Difference]: Start difference. First operand 1038 states and 1804 transitions. Second operand 3 states. [2021-01-06 19:06:39,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:39,933 INFO L93 Difference]: Finished difference Result 1500 states and 2570 transitions. [2021-01-06 19:06:39,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:39,934 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2021-01-06 19:06:39,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:39,940 INFO L225 Difference]: With dead ends: 1500 [2021-01-06 19:06:39,941 INFO L226 Difference]: Without dead ends: 1040 [2021-01-06 19:06:39,942 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:06:39,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1040 states. [2021-01-06 19:06:40,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1040 to 1026. [2021-01-06 19:06:40,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1026 states. [2021-01-06 19:06:40,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1786 transitions. [2021-01-06 19:06:40,007 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1786 transitions. Word has length 58 [2021-01-06 19:06:40,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:40,007 INFO L481 AbstractCegarLoop]: Abstraction has 1026 states and 1786 transitions. [2021-01-06 19:06:40,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:40,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1786 transitions. [2021-01-06 19:06:40,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-06 19:06:40,010 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:40,010 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:40,223 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-01-06 19:06:40,223 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 19:06:40,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:40,225 INFO L82 PathProgramCache]: Analyzing trace with hash 1505942636, now seen corresponding path program 1 times [2021-01-06 19:06:40,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:40,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246008926] [2021-01-06 19:06:40,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:40,331 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 19:06:40,331 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246008926] [2021-01-06 19:06:40,331 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2129034508] [2021-01-06 19:06:40,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 19:06:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:40,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 1144 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 19:06:40,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 19:06:40,914 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 19:06:40,914 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 19:06:40,914 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 19:06:40,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918716380] [2021-01-06 19:06:40,915 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:06:40,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:40,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:06:40,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:06:40,916 INFO L87 Difference]: Start difference. First operand 1026 states and 1786 transitions. Second operand 5 states. [2021-01-06 19:06:41,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:41,060 INFO L93 Difference]: Finished difference Result 2359 states and 4060 transitions. [2021-01-06 19:06:41,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 19:06:41,061 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2021-01-06 19:06:41,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:41,070 INFO L225 Difference]: With dead ends: 2359 [2021-01-06 19:06:41,070 INFO L226 Difference]: Without dead ends: 1822 [2021-01-06 19:06:41,072 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 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 19:06:41,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1822 states. [2021-01-06 19:06:41,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1822 to 1283. [2021-01-06 19:06:41,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1283 states. [2021-01-06 19:06:41,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 2258 transitions. [2021-01-06 19:06:41,159 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 2258 transitions. Word has length 92 [2021-01-06 19:06:41,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:41,159 INFO L481 AbstractCegarLoop]: Abstraction has 1283 states and 2258 transitions. [2021-01-06 19:06:41,159 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:06:41,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2258 transitions. [2021-01-06 19:06:41,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-01-06 19:06:41,163 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:41,163 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:41,376 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-01-06 19:06:41,377 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 19:06:41,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:41,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1023992063, now seen corresponding path program 1 times [2021-01-06 19:06:41,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:41,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793543110] [2021-01-06 19:06:41,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:41,466 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 19:06:41,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793543110] [2021-01-06 19:06:41,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:41,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:06:41,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179019201] [2021-01-06 19:06:41,467 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:41,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:41,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:41,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:41,468 INFO L87 Difference]: Start difference. First operand 1283 states and 2258 transitions. Second operand 3 states. [2021-01-06 19:06:41,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:41,610 INFO L93 Difference]: Finished difference Result 3472 states and 6116 transitions. [2021-01-06 19:06:41,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:41,611 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2021-01-06 19:06:41,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:41,624 INFO L225 Difference]: With dead ends: 3472 [2021-01-06 19:06:41,624 INFO L226 Difference]: Without dead ends: 2278 [2021-01-06 19:06:41,627 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 19:06:41,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2278 states. [2021-01-06 19:06:41,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2278 to 1741. [2021-01-06 19:06:41,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1741 states. [2021-01-06 19:06:41,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 3100 transitions. [2021-01-06 19:06:41,737 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 3100 transitions. Word has length 98 [2021-01-06 19:06:41,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:41,738 INFO L481 AbstractCegarLoop]: Abstraction has 1741 states and 3100 transitions. [2021-01-06 19:06:41,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:41,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3100 transitions. [2021-01-06 19:06:41,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-01-06 19:06:41,743 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:41,743 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:41,743 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 19:06:41,743 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 19:06:41,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:41,744 INFO L82 PathProgramCache]: Analyzing trace with hash 946155503, now seen corresponding path program 2 times [2021-01-06 19:06:41,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:41,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976758381] [2021-01-06 19:06:41,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:41,859 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:06:41,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976758381] [2021-01-06 19:06:41,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:41,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:06:41,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977372106] [2021-01-06 19:06:41,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:06:41,861 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:41,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:06:41,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:06:41,862 INFO L87 Difference]: Start difference. First operand 1741 states and 3100 transitions. Second operand 5 states. [2021-01-06 19:06:42,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:42,049 INFO L93 Difference]: Finished difference Result 3729 states and 6586 transitions. [2021-01-06 19:06:42,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:06:42,050 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 99 [2021-01-06 19:06:42,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:42,062 INFO L225 Difference]: With dead ends: 3729 [2021-01-06 19:06:42,063 INFO L226 Difference]: Without dead ends: 2278 [2021-01-06 19:06:42,066 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 19:06:42,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2278 states. [2021-01-06 19:06:42,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2278 to 1741. [2021-01-06 19:06:42,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1741 states. [2021-01-06 19:06:42,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 3098 transitions. [2021-01-06 19:06:42,176 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 3098 transitions. Word has length 99 [2021-01-06 19:06:42,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:42,176 INFO L481 AbstractCegarLoop]: Abstraction has 1741 states and 3098 transitions. [2021-01-06 19:06:42,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:06:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 3098 transitions. [2021-01-06 19:06:42,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-01-06 19:06:42,181 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:42,181 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:42,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 19:06:42,182 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 19:06:42,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:42,182 INFO L82 PathProgramCache]: Analyzing trace with hash 277650830, now seen corresponding path program 1 times [2021-01-06 19:06:42,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:42,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439494250] [2021-01-06 19:06:42,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:42,255 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 19:06:42,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439494250] [2021-01-06 19:06:42,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:42,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:06:42,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588971063] [2021-01-06 19:06:42,257 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:42,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:42,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:42,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:42,258 INFO L87 Difference]: Start difference. First operand 1741 states and 3098 transitions. Second operand 3 states. [2021-01-06 19:06:42,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:42,435 INFO L93 Difference]: Finished difference Result 4818 states and 8591 transitions. [2021-01-06 19:06:42,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:42,436 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2021-01-06 19:06:42,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:42,453 INFO L225 Difference]: With dead ends: 4818 [2021-01-06 19:06:42,453 INFO L226 Difference]: Without dead ends: 3174 [2021-01-06 19:06:42,457 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:42,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3174 states. [2021-01-06 19:06:42,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3174 to 2637. [2021-01-06 19:06:42,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2637 states. [2021-01-06 19:06:42,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2637 states and 4745 transitions. [2021-01-06 19:06:42,654 INFO L78 Accepts]: Start accepts. Automaton has 2637 states and 4745 transitions. Word has length 99 [2021-01-06 19:06:42,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:42,654 INFO L481 AbstractCegarLoop]: Abstraction has 2637 states and 4745 transitions. [2021-01-06 19:06:42,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:42,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 4745 transitions. [2021-01-06 19:06:42,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-01-06 19:06:42,661 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:42,661 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:42,661 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 19:06:42,662 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 19:06:42,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:42,662 INFO L82 PathProgramCache]: Analyzing trace with hash 947154753, now seen corresponding path program 1 times [2021-01-06 19:06:42,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:42,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817067958] [2021-01-06 19:06:42,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:42,736 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 19:06:42,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817067958] [2021-01-06 19:06:42,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:42,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:06:42,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083420712] [2021-01-06 19:06:42,738 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:42,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:42,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:42,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:42,739 INFO L87 Difference]: Start difference. First operand 2637 states and 4745 transitions. Second operand 3 states. [2021-01-06 19:06:42,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:42,970 INFO L93 Difference]: Finished difference Result 7242 states and 13051 transitions. [2021-01-06 19:06:42,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:42,971 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2021-01-06 19:06:42,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:42,997 INFO L225 Difference]: With dead ends: 7242 [2021-01-06 19:06:42,998 INFO L226 Difference]: Without dead ends: 4736 [2021-01-06 19:06:43,004 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 19:06:43,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4736 states. [2021-01-06 19:06:43,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4736 to 4199. [2021-01-06 19:06:43,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4199 states. [2021-01-06 19:06:43,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4199 states to 4199 states and 7614 transitions. [2021-01-06 19:06:43,256 INFO L78 Accepts]: Start accepts. Automaton has 4199 states and 7614 transitions. Word has length 100 [2021-01-06 19:06:43,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:43,256 INFO L481 AbstractCegarLoop]: Abstraction has 4199 states and 7614 transitions. [2021-01-06 19:06:43,256 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:43,256 INFO L276 IsEmpty]: Start isEmpty. Operand 4199 states and 7614 transitions. [2021-01-06 19:06:43,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-01-06 19:06:43,267 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:43,268 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:43,268 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 19:06:43,268 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 19:06:43,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:43,268 INFO L82 PathProgramCache]: Analyzing trace with hash 886991327, now seen corresponding path program 1 times [2021-01-06 19:06:43,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:43,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400529527] [2021-01-06 19:06:43,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:43,394 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 19:06:43,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400529527] [2021-01-06 19:06:43,396 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:43,396 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:06:43,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622729979] [2021-01-06 19:06:43,397 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:43,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:43,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:43,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:43,398 INFO L87 Difference]: Start difference. First operand 4199 states and 7614 transitions. Second operand 3 states. [2021-01-06 19:06:43,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:43,984 INFO L93 Difference]: Finished difference Result 11644 states and 21141 transitions. [2021-01-06 19:06:43,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:43,985 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2021-01-06 19:06:43,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:44,029 INFO L225 Difference]: With dead ends: 11644 [2021-01-06 19:06:44,029 INFO L226 Difference]: Without dead ends: 7610 [2021-01-06 19:06:44,042 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 19:06:44,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7610 states. [2021-01-06 19:06:44,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7610 to 7073. [2021-01-06 19:06:44,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7073 states. [2021-01-06 19:06:44,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7073 states to 7073 states and 12887 transitions. [2021-01-06 19:06:44,473 INFO L78 Accepts]: Start accepts. Automaton has 7073 states and 12887 transitions. Word has length 101 [2021-01-06 19:06:44,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:44,473 INFO L481 AbstractCegarLoop]: Abstraction has 7073 states and 12887 transitions. [2021-01-06 19:06:44,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:44,473 INFO L276 IsEmpty]: Start isEmpty. Operand 7073 states and 12887 transitions. [2021-01-06 19:06:44,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-01-06 19:06:44,492 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:44,492 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:44,492 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 19:06:44,492 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 19:06:44,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:44,493 INFO L82 PathProgramCache]: Analyzing trace with hash -2039220157, now seen corresponding path program 1 times [2021-01-06 19:06:44,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:44,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949937757] [2021-01-06 19:06:44,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:44,630 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 19:06:44,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949937757] [2021-01-06 19:06:44,630 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:44,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:06:44,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714487925] [2021-01-06 19:06:44,631 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:06:44,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:44,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:06:44,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:06:44,633 INFO L87 Difference]: Start difference. First operand 7073 states and 12887 transitions. Second operand 5 states. [2021-01-06 19:06:45,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:45,463 INFO L93 Difference]: Finished difference Result 20352 states and 37114 transitions. [2021-01-06 19:06:45,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 19:06:45,463 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 102 [2021-01-06 19:06:45,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:45,504 INFO L225 Difference]: With dead ends: 20352 [2021-01-06 19:06:45,505 INFO L226 Difference]: Without dead ends: 13569 [2021-01-06 19:06:45,518 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 19:06:45,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13569 states. [2021-01-06 19:06:46,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13569 to 7073. [2021-01-06 19:06:46,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7073 states. [2021-01-06 19:06:46,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7073 states to 7073 states and 12837 transitions. [2021-01-06 19:06:46,066 INFO L78 Accepts]: Start accepts. Automaton has 7073 states and 12837 transitions. Word has length 102 [2021-01-06 19:06:46,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:46,066 INFO L481 AbstractCegarLoop]: Abstraction has 7073 states and 12837 transitions. [2021-01-06 19:06:46,067 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:06:46,067 INFO L276 IsEmpty]: Start isEmpty. Operand 7073 states and 12837 transitions. [2021-01-06 19:06:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-01-06 19:06:46,085 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:46,085 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:46,086 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 19:06:46,086 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 19:06:46,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:46,087 INFO L82 PathProgramCache]: Analyzing trace with hash 120283570, now seen corresponding path program 1 times [2021-01-06 19:06:46,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:46,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863197421] [2021-01-06 19:06:46,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:46,158 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 19:06:46,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863197421] [2021-01-06 19:06:46,159 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:46,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:06:46,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360927126] [2021-01-06 19:06:46,160 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:06:46,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:46,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:06:46,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:06:46,161 INFO L87 Difference]: Start difference. First operand 7073 states and 12837 transitions. Second operand 3 states. [2021-01-06 19:06:46,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:46,843 INFO L93 Difference]: Finished difference Result 20592 states and 37424 transitions. [2021-01-06 19:06:46,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:06:46,844 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2021-01-06 19:06:46,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:46,885 INFO L225 Difference]: With dead ends: 20592 [2021-01-06 19:06:46,886 INFO L226 Difference]: Without dead ends: 13692 [2021-01-06 19:06:46,897 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 19:06:46,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13692 states. [2021-01-06 19:06:47,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13692 to 13155. [2021-01-06 19:06:47,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13155 states. [2021-01-06 19:06:47,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13155 states to 13155 states and 23942 transitions. [2021-01-06 19:06:47,774 INFO L78 Accepts]: Start accepts. Automaton has 13155 states and 23942 transitions. Word has length 102 [2021-01-06 19:06:47,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:47,775 INFO L481 AbstractCegarLoop]: Abstraction has 13155 states and 23942 transitions. [2021-01-06 19:06:47,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:06:47,775 INFO L276 IsEmpty]: Start isEmpty. Operand 13155 states and 23942 transitions. [2021-01-06 19:06:47,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-01-06 19:06:47,804 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:47,804 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:47,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 19:06:47,805 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 19:06:47,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:47,805 INFO L82 PathProgramCache]: Analyzing trace with hash 799884798, now seen corresponding path program 1 times [2021-01-06 19:06:47,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:47,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558457952] [2021-01-06 19:06:47,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:48,094 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 19:06:48,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558457952] [2021-01-06 19:06:48,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:48,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 19:06:48,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9252532] [2021-01-06 19:06:48,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 19:06:48,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:48,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 19:06:48,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-01-06 19:06:48,097 INFO L87 Difference]: Start difference. First operand 13155 states and 23942 transitions. Second operand 9 states. [2021-01-06 19:06:51,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:51,020 INFO L93 Difference]: Finished difference Result 28682 states and 51788 transitions. [2021-01-06 19:06:51,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-01-06 19:06:51,020 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 103 [2021-01-06 19:06:51,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:51,109 INFO L225 Difference]: With dead ends: 28682 [2021-01-06 19:06:51,110 INFO L226 Difference]: Without dead ends: 28202 [2021-01-06 19:06:51,120 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=158, Invalid=304, Unknown=0, NotChecked=0, Total=462 [2021-01-06 19:06:51,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28202 states. [2021-01-06 19:06:52,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28202 to 26043. [2021-01-06 19:06:52,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26043 states. [2021-01-06 19:06:52,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26043 states to 26043 states and 47428 transitions. [2021-01-06 19:06:52,778 INFO L78 Accepts]: Start accepts. Automaton has 26043 states and 47428 transitions. Word has length 103 [2021-01-06 19:06:52,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:52,778 INFO L481 AbstractCegarLoop]: Abstraction has 26043 states and 47428 transitions. [2021-01-06 19:06:52,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 19:06:52,779 INFO L276 IsEmpty]: Start isEmpty. Operand 26043 states and 47428 transitions. [2021-01-06 19:06:52,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-01-06 19:06:52,819 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:52,819 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:52,820 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 19:06:52,820 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 19:06:52,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:52,820 INFO L82 PathProgramCache]: Analyzing trace with hash 1883446035, now seen corresponding path program 1 times [2021-01-06 19:06:52,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:52,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455083885] [2021-01-06 19:06:52,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:52,914 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 19:06:52,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455083885] [2021-01-06 19:06:52,915 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:52,915 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:06:52,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109598507] [2021-01-06 19:06:52,917 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 19:06:52,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:52,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 19:06:52,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 19:06:52,918 INFO L87 Difference]: Start difference. First operand 26043 states and 47428 transitions. Second operand 4 states. [2021-01-06 19:06:54,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:54,058 INFO L93 Difference]: Finished difference Result 27032 states and 49074 transitions. [2021-01-06 19:06:54,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 19:06:54,058 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2021-01-06 19:06:54,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:54,141 INFO L225 Difference]: With dead ends: 27032 [2021-01-06 19:06:54,141 INFO L226 Difference]: Without dead ends: 26500 [2021-01-06 19:06:54,151 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 19:06:54,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26500 states. [2021-01-06 19:06:55,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26500 to 26042. [2021-01-06 19:06:55,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26042 states. [2021-01-06 19:06:55,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26042 states to 26042 states and 47424 transitions. [2021-01-06 19:06:55,574 INFO L78 Accepts]: Start accepts. Automaton has 26042 states and 47424 transitions. Word has length 104 [2021-01-06 19:06:55,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:06:55,574 INFO L481 AbstractCegarLoop]: Abstraction has 26042 states and 47424 transitions. [2021-01-06 19:06:55,574 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 19:06:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 26042 states and 47424 transitions. [2021-01-06 19:06:55,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-01-06 19:06:55,602 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:06:55,603 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:06:55,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 19:06:55,603 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 19:06:55,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:06:55,604 INFO L82 PathProgramCache]: Analyzing trace with hash -2053832042, now seen corresponding path program 1 times [2021-01-06 19:06:55,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:06:55,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448108586] [2021-01-06 19:06:55,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:06:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:06:55,729 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 19:06:55,730 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448108586] [2021-01-06 19:06:55,730 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:06:55,730 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 19:06:55,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609278802] [2021-01-06 19:06:55,731 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 19:06:55,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:06:55,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 19:06:55,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 19:06:55,732 INFO L87 Difference]: Start difference. First operand 26042 states and 47424 transitions. Second operand 9 states. [2021-01-06 19:06:59,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:06:59,609 INFO L93 Difference]: Finished difference Result 57341 states and 103544 transitions. [2021-01-06 19:06:59,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-01-06 19:06:59,609 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 105 [2021-01-06 19:06:59,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:06:59,861 INFO L225 Difference]: With dead ends: 57341 [2021-01-06 19:06:59,862 INFO L226 Difference]: Without dead ends: 56439 [2021-01-06 19:06:59,877 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=182, Invalid=370, Unknown=0, NotChecked=0, Total=552 [2021-01-06 19:06:59,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56439 states. [2021-01-06 19:07:01,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56439 to 52045. [2021-01-06 19:07:01,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52045 states. [2021-01-06 19:07:02,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52045 states to 52045 states and 94772 transitions. [2021-01-06 19:07:02,102 INFO L78 Accepts]: Start accepts. Automaton has 52045 states and 94772 transitions. Word has length 105 [2021-01-06 19:07:02,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:02,103 INFO L481 AbstractCegarLoop]: Abstraction has 52045 states and 94772 transitions. [2021-01-06 19:07:02,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 19:07:02,103 INFO L276 IsEmpty]: Start isEmpty. Operand 52045 states and 94772 transitions. [2021-01-06 19:07:02,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-01-06 19:07:02,154 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:02,154 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:02,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 19:07:02,155 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 19:07:02,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:02,155 INFO L82 PathProgramCache]: Analyzing trace with hash -114669996, now seen corresponding path program 1 times [2021-01-06 19:07:02,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:02,156 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382922959] [2021-01-06 19:07:02,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:02,296 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 19:07:02,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382922959] [2021-01-06 19:07:02,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:02,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 19:07:02,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630616923] [2021-01-06 19:07:02,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 19:07:02,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:02,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 19:07:02,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-01-06 19:07:02,299 INFO L87 Difference]: Start difference. First operand 52045 states and 94772 transitions. Second operand 10 states. [2021-01-06 19:07:06,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:06,863 INFO L93 Difference]: Finished difference Result 64963 states and 116208 transitions. [2021-01-06 19:07:06,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-01-06 19:07:06,864 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 105 [2021-01-06 19:07:06,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:06,976 INFO L225 Difference]: With dead ends: 64963 [2021-01-06 19:07:06,977 INFO L226 Difference]: Without dead ends: 63166 [2021-01-06 19:07:06,994 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=290, Invalid=766, Unknown=0, NotChecked=0, Total=1056 [2021-01-06 19:07:07,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63166 states. [2021-01-06 19:07:09,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63166 to 52698. [2021-01-06 19:07:09,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52698 states. [2021-01-06 19:07:09,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52698 states to 52698 states and 95820 transitions. [2021-01-06 19:07:09,616 INFO L78 Accepts]: Start accepts. Automaton has 52698 states and 95820 transitions. Word has length 105 [2021-01-06 19:07:09,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:09,617 INFO L481 AbstractCegarLoop]: Abstraction has 52698 states and 95820 transitions. [2021-01-06 19:07:09,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 19:07:09,617 INFO L276 IsEmpty]: Start isEmpty. Operand 52698 states and 95820 transitions. [2021-01-06 19:07:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-01-06 19:07:09,675 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:09,675 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:09,675 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 19:07:09,675 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 19:07:09,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:09,676 INFO L82 PathProgramCache]: Analyzing trace with hash 268322446, now seen corresponding path program 1 times [2021-01-06 19:07:09,676 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:09,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392438270] [2021-01-06 19:07:09,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:09,855 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 19:07:09,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392438270] [2021-01-06 19:07:09,855 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:09,856 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-01-06 19:07:09,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418856296] [2021-01-06 19:07:09,856 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 19:07:09,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:09,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 19:07:09,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2021-01-06 19:07:09,858 INFO L87 Difference]: Start difference. First operand 52698 states and 95820 transitions. Second operand 11 states. [2021-01-06 19:07:15,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:15,293 INFO L93 Difference]: Finished difference Result 66106 states and 118054 transitions. [2021-01-06 19:07:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-01-06 19:07:15,294 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 106 [2021-01-06 19:07:15,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:15,407 INFO L225 Difference]: With dead ends: 66106 [2021-01-06 19:07:15,407 INFO L226 Difference]: Without dead ends: 63986 [2021-01-06 19:07:15,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 352 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=419, Invalid=1221, Unknown=0, NotChecked=0, Total=1640 [2021-01-06 19:07:15,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63986 states. [2021-01-06 19:07:17,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63986 to 53204. [2021-01-06 19:07:17,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53204 states. [2021-01-06 19:07:17,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53204 states to 53204 states and 96656 transitions. [2021-01-06 19:07:17,874 INFO L78 Accepts]: Start accepts. Automaton has 53204 states and 96656 transitions. Word has length 106 [2021-01-06 19:07:17,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:17,874 INFO L481 AbstractCegarLoop]: Abstraction has 53204 states and 96656 transitions. [2021-01-06 19:07:17,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 19:07:17,874 INFO L276 IsEmpty]: Start isEmpty. Operand 53204 states and 96656 transitions. [2021-01-06 19:07:17,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-01-06 19:07:17,921 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:17,921 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:17,921 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 19:07:17,921 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 19:07:17,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:17,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1459506328, now seen corresponding path program 1 times [2021-01-06 19:07:17,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:17,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338941406] [2021-01-06 19:07:17,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:18,065 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 19:07:18,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338941406] [2021-01-06 19:07:18,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:18,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-06 19:07:18,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069480795] [2021-01-06 19:07:18,067 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 19:07:18,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:18,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 19:07:18,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 19:07:18,068 INFO L87 Difference]: Start difference. First operand 53204 states and 96656 transitions. Second operand 9 states. [2021-01-06 19:07:20,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:20,666 INFO L93 Difference]: Finished difference Result 57294 states and 103411 transitions. [2021-01-06 19:07:20,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-01-06 19:07:20,667 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 106 [2021-01-06 19:07:20,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:20,765 INFO L225 Difference]: With dead ends: 57294 [2021-01-06 19:07:20,765 INFO L226 Difference]: Without dead ends: 53907 [2021-01-06 19:07:20,779 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=159, Invalid=347, Unknown=0, NotChecked=0, Total=506 [2021-01-06 19:07:20,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53907 states. [2021-01-06 19:07:23,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53907 to 52636. [2021-01-06 19:07:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52636 states. [2021-01-06 19:07:23,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52636 states to 52636 states and 95672 transitions. [2021-01-06 19:07:23,132 INFO L78 Accepts]: Start accepts. Automaton has 52636 states and 95672 transitions. Word has length 106 [2021-01-06 19:07:23,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:23,133 INFO L481 AbstractCegarLoop]: Abstraction has 52636 states and 95672 transitions. [2021-01-06 19:07:23,133 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 19:07:23,133 INFO L276 IsEmpty]: Start isEmpty. Operand 52636 states and 95672 transitions. [2021-01-06 19:07:23,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-01-06 19:07:23,181 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:23,182 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:23,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-06 19:07:23,182 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 19:07:23,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:23,183 INFO L82 PathProgramCache]: Analyzing trace with hash -214956528, now seen corresponding path program 1 times [2021-01-06 19:07:23,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:23,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340577693] [2021-01-06 19:07:23,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:23,286 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 19:07:23,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340577693] [2021-01-06 19:07:23,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:23,287 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:07:23,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103676442] [2021-01-06 19:07:23,287 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:07:23,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:23,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:07:23,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:23,288 INFO L87 Difference]: Start difference. First operand 52636 states and 95672 transitions. Second operand 5 states. [2021-01-06 19:07:25,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:25,537 INFO L93 Difference]: Finished difference Result 54295 states and 98429 transitions. [2021-01-06 19:07:25,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:07:25,538 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107 [2021-01-06 19:07:25,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:25,625 INFO L225 Difference]: With dead ends: 54295 [2021-01-06 19:07:25,625 INFO L226 Difference]: Without dead ends: 53316 [2021-01-06 19:07:25,638 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 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 19:07:25,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53316 states. [2021-01-06 19:07:27,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53316 to 53134. [2021-01-06 19:07:27,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53134 states. [2021-01-06 19:07:27,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53134 states to 53134 states and 96502 transitions. [2021-01-06 19:07:27,937 INFO L78 Accepts]: Start accepts. Automaton has 53134 states and 96502 transitions. Word has length 107 [2021-01-06 19:07:27,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:27,938 INFO L481 AbstractCegarLoop]: Abstraction has 53134 states and 96502 transitions. [2021-01-06 19:07:27,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:07:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand 53134 states and 96502 transitions. [2021-01-06 19:07:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-01-06 19:07:27,986 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:27,987 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:27,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-06 19:07:27,987 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 19:07:27,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:27,987 INFO L82 PathProgramCache]: Analyzing trace with hash -620422401, now seen corresponding path program 1 times [2021-01-06 19:07:27,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:27,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914937986] [2021-01-06 19:07:27,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:28,070 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 19:07:28,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914937986] [2021-01-06 19:07:28,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:28,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:07:28,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91734963] [2021-01-06 19:07:28,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:07:28,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:28,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:07:28,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:28,072 INFO L87 Difference]: Start difference. First operand 53134 states and 96502 transitions. Second operand 5 states. [2021-01-06 19:07:32,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:32,215 INFO L93 Difference]: Finished difference Result 109842 states and 198754 transitions. [2021-01-06 19:07:32,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 19:07:32,216 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 109 [2021-01-06 19:07:32,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:32,402 INFO L225 Difference]: With dead ends: 109842 [2021-01-06 19:07:32,403 INFO L226 Difference]: Without dead ends: 106902 [2021-01-06 19:07:32,432 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 19:07:32,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106902 states. [2021-01-06 19:07:36,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106902 to 104861. [2021-01-06 19:07:36,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104861 states. [2021-01-06 19:07:37,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104861 states to 104861 states and 190596 transitions. [2021-01-06 19:07:37,172 INFO L78 Accepts]: Start accepts. Automaton has 104861 states and 190596 transitions. Word has length 109 [2021-01-06 19:07:37,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:37,172 INFO L481 AbstractCegarLoop]: Abstraction has 104861 states and 190596 transitions. [2021-01-06 19:07:37,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:07:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 104861 states and 190596 transitions. [2021-01-06 19:07:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-01-06 19:07:37,259 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:37,259 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:37,259 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-01-06 19:07:37,260 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 19:07:37,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:37,260 INFO L82 PathProgramCache]: Analyzing trace with hash 1655597967, now seen corresponding path program 1 times [2021-01-06 19:07:37,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:37,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634347243] [2021-01-06 19:07:37,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:37,343 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 19:07:37,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634347243] [2021-01-06 19:07:37,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:37,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:07:37,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349300032] [2021-01-06 19:07:37,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:07:37,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:37,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:07:37,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:37,345 INFO L87 Difference]: Start difference. First operand 104861 states and 190596 transitions. Second operand 5 states. [2021-01-06 19:07:41,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:41,221 INFO L93 Difference]: Finished difference Result 109660 states and 198489 transitions. [2021-01-06 19:07:41,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:07:41,222 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 110 [2021-01-06 19:07:41,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:41,397 INFO L225 Difference]: With dead ends: 109660 [2021-01-06 19:07:41,397 INFO L226 Difference]: Without dead ends: 103931 [2021-01-06 19:07:41,421 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 19:07:41,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103931 states. [2021-01-06 19:07:45,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103931 to 102932. [2021-01-06 19:07:45,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102932 states. [2021-01-06 19:07:45,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102932 states to 102932 states and 187404 transitions. [2021-01-06 19:07:45,865 INFO L78 Accepts]: Start accepts. Automaton has 102932 states and 187404 transitions. Word has length 110 [2021-01-06 19:07:45,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:45,865 INFO L481 AbstractCegarLoop]: Abstraction has 102932 states and 187404 transitions. [2021-01-06 19:07:45,865 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:07:45,865 INFO L276 IsEmpty]: Start isEmpty. Operand 102932 states and 187404 transitions. [2021-01-06 19:07:46,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-01-06 19:07:46,249 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:46,249 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:46,249 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-01-06 19:07:46,249 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 19:07:46,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:46,250 INFO L82 PathProgramCache]: Analyzing trace with hash 905160830, now seen corresponding path program 1 times [2021-01-06 19:07:46,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:46,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326943365] [2021-01-06 19:07:46,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:46,381 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 19:07:46,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326943365] [2021-01-06 19:07:46,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:46,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:07:46,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701981854] [2021-01-06 19:07:46,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:07:46,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:46,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:07:46,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:46,384 INFO L87 Difference]: Start difference. First operand 102932 states and 187404 transitions. Second operand 5 states. [2021-01-06 19:07:53,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:53,968 INFO L93 Difference]: Finished difference Result 212431 states and 385643 transitions. [2021-01-06 19:07:53,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 19:07:53,969 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 124 [2021-01-06 19:07:53,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:54,522 INFO L225 Difference]: With dead ends: 212431 [2021-01-06 19:07:54,523 INFO L226 Difference]: Without dead ends: 210035 [2021-01-06 19:07:54,574 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 19:07:54,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210035 states.