/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/seq-pthread/cs_stack-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 21:32:24,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 21:32:24,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 21:32:24,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 21:32:24,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 21:32:24,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 21:32:24,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 21:32:24,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 21:32:24,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 21:32:25,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 21:32:25,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 21:32:25,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 21:32:25,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 21:32:25,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 21:32:25,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 21:32:25,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 21:32:25,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 21:32:25,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 21:32:25,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 21:32:25,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 21:32:25,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 21:32:25,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 21:32:25,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 21:32:25,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 21:32:25,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-06 21:32:25,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 21:32:25,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 21:32:25,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 21:32:25,086 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 21:32:25,139 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 21:32:25,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 21:32:25,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 21:32:25,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 21:32:25,144 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 21:32:25,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 21:32:25,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 21:32:25,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 21:32:25,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 21:32:25,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 21:32:25,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 21:32:25,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 21:32:25,147 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 21:32:25,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 21:32:25,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 21:32:25,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 21:32:25,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 21:32:25,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 21:32:25,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 21:32:25,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 21:32:25,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 21:32:25,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 21:32:25,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 21:32:25,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 21:32:25,150 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 21:32:25,150 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 21:32:25,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 21:32:25,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 21:32:25,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 21:32:25,670 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 21:32:25,671 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 21:32:25,672 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_stack-1.i [2021-01-06 21:32:25,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b16d631c3/0f3471a0ca0e4428bd99f7f351a9a2ec/FLAG691d44883 [2021-01-06 21:32:26,640 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 21:32:26,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_stack-1.i [2021-01-06 21:32:26,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b16d631c3/0f3471a0ca0e4428bd99f7f351a9a2ec/FLAG691d44883 [2021-01-06 21:32:26,810 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b16d631c3/0f3471a0ca0e4428bd99f7f351a9a2ec [2021-01-06 21:32:26,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 21:32:26,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 21:32:26,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 21:32:26,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 21:32:26,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 21:32:26,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 09:32:26" (1/1) ... [2021-01-06 21:32:26,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7b1eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:26, skipping insertion in model container [2021-01-06 21:32:26,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 09:32:26" (1/1) ... [2021-01-06 21:32:26,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 21:32:26,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 21:32:27,533 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/seq-pthread/cs_stack-1.i[34744,34757] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: IdentifierExpression[~lock,] left hand side expression in assignment: address: IdentifierExpression[~lock,] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: IdentifierExpression[~lock,] left hand side expression in assignment: lhs: VariableLHS[~j~0,] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_lockedon~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],[IdentifierExpression[~j~0,]]] left hand side expression in assignment: lhs: VariableLHS[~j~1,] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_lockedon~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],[IdentifierExpression[~j~1,]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: IdentifierExpression[~lock,] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_lockedon~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_thread_index~0,GLOBAL],IntegerLiteral[256]]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: IdentifierExpression[~lock,] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: IdentifierExpression[~id1,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_thread_allocated~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_thread_index~0,GLOBAL],IntegerLiteral[256]]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_thread_born_round~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_thread_index~0,GLOBAL],IntegerLiteral[256]]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_thread~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_thread_index~0,GLOBAL],IntegerLiteral[256]]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_status~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_thread_index~0,GLOBAL],IntegerLiteral[256]]]] left hand side expression in assignment: address: IdentifierExpression[~id1,] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~stack,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~stack,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[#t~ret51,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_cp_top~0,GLOBAL],[IdentifierExpression[~i~2,]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_cp_m~0,],[IdentifierExpression[~i~2,]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_cp_flag~0,],[IdentifierExpression[~i~2,]]] left hand side expression in assignment: lhs: VariableLHS[~j~2,] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_cp___CS_thread_status~0,],[IdentifierExpression[~i~2,]]],[IdentifierExpression[~j~2,]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_cp___CS_thread_lockedon~0,],[IdentifierExpression[~i~2,]]],[IdentifierExpression[~j~2,]]] left hand side expression in assignment: lhs: VariableLHS[~j~2,] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_cp_arr~0,GLOBAL],[IdentifierExpression[~i~2,]]],[IdentifierExpression[~j~2,]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_status~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[0]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_status~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[1]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_status~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[2]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_lockedon~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[0]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_lockedon~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[1]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_lockedon~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[2]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~top~0,GLOBAL],[IntegerLiteral[1]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~arr~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[0]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~arr~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[1]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~arr~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[2]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~arr~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[3]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~arr~0,GLOBAL],[IntegerLiteral[1]]],[IntegerLiteral[4]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~m~0,GLOBAL],[IntegerLiteral[1]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~flag~0,GLOBAL],[IntegerLiteral[1]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_round~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_thread_index~0,GLOBAL] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_thread_born_round~0,GLOBAL],[IntegerLiteral[0]]] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_status~0,GLOBAL],[IntegerLiteral[0]]],[IntegerLiteral[0]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_thread~0,GLOBAL],[IntegerLiteral[0]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_thread_allocated~0,GLOBAL],[IntegerLiteral[0]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_round~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_status~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],[IntegerLiteral[0]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_round~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_status~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],[IntegerLiteral[1]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_round~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: ArrayLHS[ArrayLHS[VariableLHS[~__CS_thread_status~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],[IntegerLiteral[2]]] [2021-01-06 21:32:27,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 21:32:27,715 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 21:32:27,761 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/seq-pthread/cs_stack-1.i[34744,34757] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: IdentifierExpression[~lock,] left hand side expression in assignment: address: IdentifierExpression[~lock,] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: IdentifierExpression[~lock,] left hand side expression in assignment: lhs: VariableLHS[~j~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],offset],BinaryExpression[ARITHMUL,IntegerLiteral[24],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],BinaryExpression[ARITHMUL,IntegerLiteral[8],IdentifierExpression[~j~0,]]]]] left hand side expression in assignment: lhs: VariableLHS[~j~1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],offset],BinaryExpression[ARITHMUL,IntegerLiteral[24],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],BinaryExpression[ARITHMUL,IntegerLiteral[8],IdentifierExpression[~j~1,]]]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: IdentifierExpression[~lock,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],offset],BinaryExpression[ARITHMUL,IntegerLiteral[24],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],BinaryExpression[ARITHMUL,IntegerLiteral[8],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_thread_index~0,GLOBAL],IntegerLiteral[256]]]]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: IdentifierExpression[~lock,] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: IdentifierExpression[~id1,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_allocated~0,GLOBAL],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_thread_allocated~0,GLOBAL],offset],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_thread_index~0,GLOBAL],IntegerLiteral[256]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_born_round~0,GLOBAL],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_thread_born_round~0,GLOBAL],offset],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_thread_index~0,GLOBAL],IntegerLiteral[256]]]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_thread~0,GLOBAL],[BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_thread_index~0,GLOBAL],IntegerLiteral[256]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],offset],BinaryExpression[ARITHMUL,IntegerLiteral[3],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_thread_index~0,GLOBAL],IntegerLiteral[256]]]]] left hand side expression in assignment: address: IdentifierExpression[~id1,] left hand side expression in assignment: lhs: VariableLHS[~__CS_error~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~stack,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~stack,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[#t~ret62,]]]]] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_cp_top~0,GLOBAL],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_cp_top~0,GLOBAL],offset],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~i~2,]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_cp_m~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_cp_m~0,],offset],IdentifierExpression[~i~2,]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_cp_flag~0,],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_cp_flag~0,],offset],IdentifierExpression[~i~2,]]]] left hand side expression in assignment: lhs: VariableLHS[~j~2,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_cp___CS_thread_status~0,],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_cp___CS_thread_status~0,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[3],IdentifierExpression[~i~2,]]],IdentifierExpression[~j~2,]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_cp___CS_thread_lockedon~0,],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_cp___CS_thread_lockedon~0,],offset],BinaryExpression[ARITHMUL,IntegerLiteral[24],IdentifierExpression[~i~2,]]],BinaryExpression[ARITHMUL,IntegerLiteral[8],IdentifierExpression[~j~2,]]]]] left hand side expression in assignment: lhs: VariableLHS[~j~2,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_cp_arr~0,GLOBAL],base],BinaryExpression[ARITHPLUS,BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_cp_arr~0,GLOBAL],offset],BinaryExpression[ARITHMUL,IntegerLiteral[20],IdentifierExpression[~i~2,]]],BinaryExpression[ARITHMUL,IntegerLiteral[4],IdentifierExpression[~j~2,]]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[3],StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[5],StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[40],StructAccessExpression[IdentifierExpression[~#__CS_thread_lockedon~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#top~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[4],StructAccessExpression[IdentifierExpression[~#top~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#arr~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[20],StructAccessExpression[IdentifierExpression[~#arr~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#arr~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[24],StructAccessExpression[IdentifierExpression[~#arr~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#arr~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[28],StructAccessExpression[IdentifierExpression[~#arr~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#arr~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[32],StructAccessExpression[IdentifierExpression[~#arr~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#arr~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[36],StructAccessExpression[IdentifierExpression[~#arr~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#m~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],StructAccessExpression[IdentifierExpression[~#m~0,GLOBAL],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#flag~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],StructAccessExpression[IdentifierExpression[~#flag~0,GLOBAL],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_round~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_thread_index~0,GLOBAL] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_born_round~0,GLOBAL],base],StructAccessExpression[IdentifierExpression[~#__CS_thread_born_round~0,GLOBAL],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],base],StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],offset]]] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~__CS_thread~0,GLOBAL],[IntegerLiteral[0]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_allocated~0,GLOBAL],base],StructAccessExpression[IdentifierExpression[~#__CS_thread_allocated~0,GLOBAL],offset]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_round~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],offset],BinaryExpression[ARITHMUL,IntegerLiteral[3],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_round~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[1],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],offset],BinaryExpression[ARITHMUL,IntegerLiteral[3],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]]]]] left hand side expression in assignment: lhs: VariableLHS[~__CS_round~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__CS_ret~0,GLOBAL] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],base],BinaryExpression[ARITHPLUS,IntegerLiteral[2],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#__CS_thread_status~0,GLOBAL],offset],BinaryExpression[ARITHMUL,IntegerLiteral[3],BinaryExpression[ARITHMOD,IdentifierExpression[~__CS_round~0,GLOBAL],IntegerLiteral[256]]]]]]] [2021-01-06 21:32:27,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 21:32:28,172 INFO L208 MainTranslator]: Completed translation [2021-01-06 21:32:28,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28 WrapperNode [2021-01-06 21:32:28,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 21:32:28,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 21:32:28,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 21:32:28,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 21:32:28,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (1/1) ... [2021-01-06 21:32:28,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (1/1) ... [2021-01-06 21:32:28,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 21:32:28,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 21:32:28,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 21:32:28,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 21:32:28,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (1/1) ... [2021-01-06 21:32:28,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (1/1) ... [2021-01-06 21:32:28,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (1/1) ... [2021-01-06 21:32:28,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (1/1) ... [2021-01-06 21:32:28,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (1/1) ... [2021-01-06 21:32:28,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (1/1) ... [2021-01-06 21:32:28,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (1/1) ... [2021-01-06 21:32:28,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 21:32:28,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 21:32:28,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 21:32:28,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 21:32:28,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (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 21:32:28,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 21:32:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-01-06 21:32:28,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 21:32:28,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-01-06 21:32:28,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-06 21:32:28,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 21:32:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-01-06 21:32:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 21:32:28,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 21:32:28,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 21:32:29,339 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,343 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,344 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,346 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,348 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,349 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,350 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,359 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,361 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,364 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,366 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,367 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,368 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,380 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,383 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,384 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,385 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,386 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,387 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,388 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,393 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,395 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,401 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,402 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,403 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,404 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,412 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,414 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,415 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,416 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,417 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,418 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,418 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,423 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,424 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,426 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,427 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,427 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:29,428 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 21:32:35,997 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##257: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:35,997 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##256: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:35,997 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##264: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:35,998 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##263: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:35,998 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1243: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:35,998 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1244: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:35,998 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1236: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:35,998 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1237: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:35,999 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:35,999 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##205: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:35,999 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1222: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:35,999 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1223: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:35,999 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##219: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:35,999 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,000 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1200: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,000 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##243: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,000 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##242: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,000 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1199: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,001 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-15: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,001 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-13: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,001 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-13: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,001 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-21: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,001 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-22: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,001 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1185: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,002 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-23: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,002 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1186: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,002 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-24: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,002 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-19: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2021-01-06 21:32:36,002 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-19: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,003 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-20: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,003 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-20: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,003 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-27: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,003 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-21: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,003 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-21: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2021-01-06 21:32:36,003 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-28: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,004 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-22: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,004 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-22: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,004 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-29: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,004 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-30: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,004 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-25: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,005 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-25: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2021-01-06 21:32:36,005 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-26: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,005 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-26: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,005 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-27: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,005 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-27: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,005 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-28: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,005 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-28: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,006 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-43: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,006 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-46: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,006 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-40: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2021-01-06 21:32:36,006 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-40: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,006 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-43: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2021-01-06 21:32:36,007 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-43: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,007 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-52: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,007 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-55: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,007 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-49: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2021-01-06 21:32:36,007 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-49: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,007 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-56: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,008 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-57: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,008 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-58: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,008 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1178: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,008 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-52: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,008 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-52: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2021-01-06 21:32:36,008 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1179: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,009 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-53: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,009 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-53: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,009 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-54: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,009 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-54: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,009 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-55: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,009 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-55: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,010 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-40: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,010 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-40: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,010 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-46: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,010 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-46: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,010 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-77: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,010 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-72: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,010 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-72: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,011 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-83: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,011 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-84: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,011 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-78: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2021-01-06 21:32:36,011 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-78: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,011 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-85: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,011 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-79: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,012 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-79: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,012 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-86: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,012 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-80: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,012 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-80: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2021-01-06 21:32:36,012 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-81: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,012 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-81: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,013 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-89: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,013 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-90: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,013 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-84: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,013 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-84: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2021-01-06 21:32:36,013 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-91: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,014 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-85: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,014 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-85: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,014 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-92: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,014 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-86: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,014 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-86: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,014 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-87: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,015 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-87: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,015 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-105: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,015 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-99: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2021-01-06 21:32:36,015 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-99: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,015 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-108: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,015 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-102: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2021-01-06 21:32:36,016 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-102: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,016 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-114: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,016 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-108: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2021-01-06 21:32:36,016 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-108: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,016 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-117: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,016 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-111: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,017 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-111: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2021-01-06 21:32:36,017 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-118: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,017 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-112: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,017 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-112: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,017 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-119: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,017 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-113: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,017 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-113: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,018 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-120: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,018 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-90: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,018 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-90: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,018 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-114: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,018 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-114: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,019 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-131: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,019 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-131: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,019 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-139: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,019 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-137: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2021-01-06 21:32:36,019 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-137: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,019 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-145: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,020 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-138: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,020 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-138: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,020 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-146: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,020 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-139: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,020 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-139: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2021-01-06 21:32:36,020 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-147: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,021 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-140: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2021-01-06 21:32:36,021 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-140: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,021 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-148: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,021 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-143: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,021 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-143: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2021-01-06 21:32:36,021 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-151: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,022 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-144: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,022 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-144: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,022 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-152: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,022 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-145: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,022 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-145: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,022 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-153: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,022 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-146: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,023 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-146: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,023 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-154: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,023 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-158: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2021-01-06 21:32:36,023 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-158: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,023 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-167: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,024 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-161: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2021-01-06 21:32:36,024 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-161: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,024 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-138: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,024 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-138: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,024 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-170: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,024 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-167: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2021-01-06 21:32:36,025 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-167: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,025 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-144: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,025 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-144: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,025 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-176: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,025 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-170: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,025 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-170: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2021-01-06 21:32:36,026 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-171: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,026 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-171: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,026 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-179: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,026 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-172: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,026 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-172: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,026 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-180: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,027 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-173: assume 0 != ~__CS_ret~0 % 256; [2021-01-06 21:32:36,027 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-173: assume !(0 != ~__CS_ret~0 % 256); [2021-01-06 21:32:36,027 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-181: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,027 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-182: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2021-01-06 21:32:36,027 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-39: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,027 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-39: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,028 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-41: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,028 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-57: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,028 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-57: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,028 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-188: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,028 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-188: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,028 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-59: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,028 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-60: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,029 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-60: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,029 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-62: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,029 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-63: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,029 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-63: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,029 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-65: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,029 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-66: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,030 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-66: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,030 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-68: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,030 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-75: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,030 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-75: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,030 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-77: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,030 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-78: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,031 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-78: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,031 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-80: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,031 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-81: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,031 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-81: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,031 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-83: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,031 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-84: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,032 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-84: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,032 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-86: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,032 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-236: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,032 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-236: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,032 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-242: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,033 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-242: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,033 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-120: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,033 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-120: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,033 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-122: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,033 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-129: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,033 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-129: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,034 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-131: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,034 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-147: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,034 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-147: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,034 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-149: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,034 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-286: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,034 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-286: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,035 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-156: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,035 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-156: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,035 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-158: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,035 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-159: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,035 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-159: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,035 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-161: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,036 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-162: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,036 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-162: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,036 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-164: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,036 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-165: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,036 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-165: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,036 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-167: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,037 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-216: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,037 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-216: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,037 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-218: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,037 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-234: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,037 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-234: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,037 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-236: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,038 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-237: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,038 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-237: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,038 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-239: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,038 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-240: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,038 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-240: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,038 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-242: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,038 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-243: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,039 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-243: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,039 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-245: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,039 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-252: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,039 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-252: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,039 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-254: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,039 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-255: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,040 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-255: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,040 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-257: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,040 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-258: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,040 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-258: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,040 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-260: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,040 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-261: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,040 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-261: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,041 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-263: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,041 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-297: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,041 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-297: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,041 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-299: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,041 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-306: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,041 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-306: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,041 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-308: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,042 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-324: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,042 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-324: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,042 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-326: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,042 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-333: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,042 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-333: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,042 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-335: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,043 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-336: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,043 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-336: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,043 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-338: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,043 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-339: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,043 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-339: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,043 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-341: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,043 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-342: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,044 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-342: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,044 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-344: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,044 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-393: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,044 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-393: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,044 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-395: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,044 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-411: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,045 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-411: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,045 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-413: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,045 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-414: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,045 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-414: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,045 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-416: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,045 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-417: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,045 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-417: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,046 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-419: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,046 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-420: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,046 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-420: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,046 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-422: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,046 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-429: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,046 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-429: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,046 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-431: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,047 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-432: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,047 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-432: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,047 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-434: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,047 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-435: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,047 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-435: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,047 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-437: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,048 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-438: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,048 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-438: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,048 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-440: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,048 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-474: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,048 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-474: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,048 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-476: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,048 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-483: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,049 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-483: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,049 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-485: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,049 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-501: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,049 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-501: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,049 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-503: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,049 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-510: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,049 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-510: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,050 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-512: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,050 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-513: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,050 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-513: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,050 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-515: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,050 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-516: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,050 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-516: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,050 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-518: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,051 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-519: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2021-01-06 21:32:36,051 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-519: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2021-01-06 21:32:36,051 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-521: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2021-01-06 21:32:36,051 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1135: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,051 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1136: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,051 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##388: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,052 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##387: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,052 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##366: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,052 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##365: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,052 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##429: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,052 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##430: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,052 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##452: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,053 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##453: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,053 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##467: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,053 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##466: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,053 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##474: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,053 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##473: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,053 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##646: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,054 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##645: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,054 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##689: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,054 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##688: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,054 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##696: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,054 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##695: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,054 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##733: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,054 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##732: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,055 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##746: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,055 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##747: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,055 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##753: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,055 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##754: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,055 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##709: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,055 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##710: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,056 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##856: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,056 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##855: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,056 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##878: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,056 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##877: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,056 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1409: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,056 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1410: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,057 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L989-2: havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2021-01-06 21:32:36,057 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L989-5: havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2021-01-06 21:32:36,057 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L989-8: havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2021-01-06 21:32:36,058 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1453: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,058 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1454: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,058 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1446: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,059 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1447: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,059 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1432: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,059 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1433: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,059 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##964: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,060 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##963: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,060 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##920: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,060 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##943: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,060 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##942: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,060 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##957: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,060 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##956: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,060 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##919: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,061 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##199: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,061 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##198: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,064 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1367: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,064 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##155: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,065 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1368: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,065 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##156: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,065 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1345: assume 0 == assume_abort_if_not_~cond;assume false; [2021-01-06 21:32:36,065 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1346: assume !(0 == assume_abort_if_not_~cond); [2021-01-06 21:32:36,099 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 21:32:36,099 INFO L299 CfgBuilder]: Removed 895 assume(true) statements. [2021-01-06 21:32:36,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 09:32:36 BoogieIcfgContainer [2021-01-06 21:32:36,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 21:32:36,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 21:32:36,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 21:32:36,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 21:32:36,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 09:32:26" (1/3) ... [2021-01-06 21:32:36,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@916fe75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 09:32:36, skipping insertion in model container [2021-01-06 21:32:36,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:32:28" (2/3) ... [2021-01-06 21:32:36,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@916fe75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 09:32:36, skipping insertion in model container [2021-01-06 21:32:36,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 09:32:36" (3/3) ... [2021-01-06 21:32:36,116 INFO L111 eAbstractionObserver]: Analyzing ICFG cs_stack-1.i [2021-01-06 21:32:36,128 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 21:32:36,135 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 21:32:36,156 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 21:32:36,193 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 21:32:36,193 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 21:32:36,193 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 21:32:36,193 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 21:32:36,193 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 21:32:36,193 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 21:32:36,193 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 21:32:36,194 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 21:32:36,234 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states. [2021-01-06 21:32:36,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-01-06 21:32:36,253 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:32:36,254 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] [2021-01-06 21:32:36,255 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:32:36,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:32:36,263 INFO L82 PathProgramCache]: Analyzing trace with hash 33393569, now seen corresponding path program 1 times [2021-01-06 21:32:36,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:32:36,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641798920] [2021-01-06 21:32:36,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:32:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:36,570 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 21:32:36,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641798920] [2021-01-06 21:32:36,573 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:32:36,573 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 21:32:36,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731233267] [2021-01-06 21:32:36,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 21:32:36,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:32:36,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 21:32:36,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 21:32:36,634 INFO L87 Difference]: Start difference. First operand 882 states. Second operand 2 states. [2021-01-06 21:32:36,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:32:36,736 INFO L93 Difference]: Finished difference Result 1762 states and 2756 transitions. [2021-01-06 21:32:36,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 21:32:36,738 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 40 [2021-01-06 21:32:36,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:32:36,785 INFO L225 Difference]: With dead ends: 1762 [2021-01-06 21:32:36,786 INFO L226 Difference]: Without dead ends: 878 [2021-01-06 21:32:36,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 21:32:36,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2021-01-06 21:32:36,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 878. [2021-01-06 21:32:36,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 878 states. [2021-01-06 21:32:36,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 878 states and 1213 transitions. [2021-01-06 21:32:36,936 INFO L78 Accepts]: Start accepts. Automaton has 878 states and 1213 transitions. Word has length 40 [2021-01-06 21:32:36,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:32:36,937 INFO L481 AbstractCegarLoop]: Abstraction has 878 states and 1213 transitions. [2021-01-06 21:32:36,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 21:32:36,938 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1213 transitions. [2021-01-06 21:32:36,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-01-06 21:32:36,947 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:32:36,948 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] [2021-01-06 21:32:36,948 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 21:32:36,948 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:32:36,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:32:36,950 INFO L82 PathProgramCache]: Analyzing trace with hash -1862096727, now seen corresponding path program 1 times [2021-01-06 21:32:36,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:32:36,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429341823] [2021-01-06 21:32:36,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:32:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:37,204 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 21:32:37,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429341823] [2021-01-06 21:32:37,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:32:37,205 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 21:32:37,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936162350] [2021-01-06 21:32:37,206 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 21:32:37,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:32:37,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 21:32:37,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 21:32:37,208 INFO L87 Difference]: Start difference. First operand 878 states and 1213 transitions. Second operand 3 states. [2021-01-06 21:32:37,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:32:37,300 INFO L93 Difference]: Finished difference Result 1754 states and 2424 transitions. [2021-01-06 21:32:37,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 21:32:37,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2021-01-06 21:32:37,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:32:37,306 INFO L225 Difference]: With dead ends: 1754 [2021-01-06 21:32:37,307 INFO L226 Difference]: Without dead ends: 885 [2021-01-06 21:32:37,309 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 21:32:37,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2021-01-06 21:32:37,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 879. [2021-01-06 21:32:37,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 879 states. [2021-01-06 21:32:37,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 879 states and 1214 transitions. [2021-01-06 21:32:37,339 INFO L78 Accepts]: Start accepts. Automaton has 879 states and 1214 transitions. Word has length 40 [2021-01-06 21:32:37,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:32:37,340 INFO L481 AbstractCegarLoop]: Abstraction has 879 states and 1214 transitions. [2021-01-06 21:32:37,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 21:32:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1214 transitions. [2021-01-06 21:32:37,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-01-06 21:32:37,342 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:32:37,342 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] [2021-01-06 21:32:37,342 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 21:32:37,343 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:32:37,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:32:37,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1463651037, now seen corresponding path program 1 times [2021-01-06 21:32:37,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:32:37,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709754507] [2021-01-06 21:32:37,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:32:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:37,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:32:37,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709754507] [2021-01-06 21:32:37,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:32:37,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 21:32:37,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096191252] [2021-01-06 21:32:37,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 21:32:37,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:32:37,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 21:32:37,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 21:32:37,430 INFO L87 Difference]: Start difference. First operand 879 states and 1214 transitions. Second operand 3 states. [2021-01-06 21:32:37,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:32:37,499 INFO L93 Difference]: Finished difference Result 1759 states and 2431 transitions. [2021-01-06 21:32:37,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 21:32:37,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2021-01-06 21:32:37,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:32:37,506 INFO L225 Difference]: With dead ends: 1759 [2021-01-06 21:32:37,506 INFO L226 Difference]: Without dead ends: 883 [2021-01-06 21:32:37,508 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 21:32:37,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2021-01-06 21:32:37,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 881. [2021-01-06 21:32:37,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 881 states. [2021-01-06 21:32:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 881 states and 1216 transitions. [2021-01-06 21:32:37,534 INFO L78 Accepts]: Start accepts. Automaton has 881 states and 1216 transitions. Word has length 45 [2021-01-06 21:32:37,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:32:37,535 INFO L481 AbstractCegarLoop]: Abstraction has 881 states and 1216 transitions. [2021-01-06 21:32:37,535 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 21:32:37,535 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1216 transitions. [2021-01-06 21:32:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-01-06 21:32:37,537 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:32:37,537 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:32:37,537 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 21:32:37,538 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:32:37,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:32:37,538 INFO L82 PathProgramCache]: Analyzing trace with hash -539468127, now seen corresponding path program 1 times [2021-01-06 21:32:37,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:32:37,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828367195] [2021-01-06 21:32:37,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:32:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:37,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-06 21:32:37,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828367195] [2021-01-06 21:32:37,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889774329] [2021-01-06 21:32:37,630 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 21:32:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:38,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 21:32:38,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 21:32:38,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-06 21:32:38,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 21:32:38,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 21:32:38,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891789739] [2021-01-06 21:32:38,259 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 21:32:38,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:32:38,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 21:32:38,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 21:32:38,260 INFO L87 Difference]: Start difference. First operand 881 states and 1216 transitions. Second operand 5 states. [2021-01-06 21:32:38,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:32:38,365 INFO L93 Difference]: Finished difference Result 1765 states and 2437 transitions. [2021-01-06 21:32:38,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 21:32:38,366 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2021-01-06 21:32:38,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:32:38,370 INFO L225 Difference]: With dead ends: 1765 [2021-01-06 21:32:38,372 INFO L226 Difference]: Without dead ends: 887 [2021-01-06 21:32:38,376 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 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 21:32:38,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 887 states. [2021-01-06 21:32:38,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 887 to 885. [2021-01-06 21:32:38,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 885 states. [2021-01-06 21:32:38,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1220 transitions. [2021-01-06 21:32:38,406 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1220 transitions. Word has length 49 [2021-01-06 21:32:38,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:32:38,406 INFO L481 AbstractCegarLoop]: Abstraction has 885 states and 1220 transitions. [2021-01-06 21:32:38,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 21:32:38,407 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1220 transitions. [2021-01-06 21:32:38,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-01-06 21:32:38,409 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:32:38,409 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-01-06 21:32:38,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:32:38,623 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:32:38,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:32:38,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1248903269, now seen corresponding path program 2 times [2021-01-06 21:32:38,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:32:38,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374399861] [2021-01-06 21:32:38,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:32:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:38,844 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-06 21:32:38,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374399861] [2021-01-06 21:32:38,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807193510] [2021-01-06 21:32:38,845 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 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 21:32:39,233 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-01-06 21:32:39,233 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 21:32:39,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-06 21:32:39,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 21:32:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-01-06 21:32:39,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 21:32:39,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-01-06 21:32:39,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876993839] [2021-01-06 21:32:39,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 21:32:39,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:32:39,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 21:32:39,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-01-06 21:32:39,326 INFO L87 Difference]: Start difference. First operand 885 states and 1220 transitions. Second operand 4 states. [2021-01-06 21:32:39,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:32:39,461 INFO L93 Difference]: Finished difference Result 1709 states and 2355 transitions. [2021-01-06 21:32:39,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 21:32:39,462 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2021-01-06 21:32:39,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:32:39,472 INFO L225 Difference]: With dead ends: 1709 [2021-01-06 21:32:39,472 INFO L226 Difference]: Without dead ends: 1651 [2021-01-06 21:32:39,473 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-01-06 21:32:39,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1651 states. [2021-01-06 21:32:39,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1651 to 1645. [2021-01-06 21:32:39,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1645 states. [2021-01-06 21:32:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1645 states and 2260 transitions. [2021-01-06 21:32:39,517 INFO L78 Accepts]: Start accepts. Automaton has 1645 states and 2260 transitions. Word has length 53 [2021-01-06 21:32:39,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:32:39,517 INFO L481 AbstractCegarLoop]: Abstraction has 1645 states and 2260 transitions. [2021-01-06 21:32:39,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 21:32:39,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 2260 transitions. [2021-01-06 21:32:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-01-06 21:32:39,522 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:32:39,522 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:32:39,736 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:32:39,737 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:32:39,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:32:39,738 INFO L82 PathProgramCache]: Analyzing trace with hash -1829824827, now seen corresponding path program 1 times [2021-01-06 21:32:39,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:32:39,739 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982914951] [2021-01-06 21:32:39,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:32:39,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:39,908 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-06 21:32:39,909 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982914951] [2021-01-06 21:32:39,909 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1474260361] [2021-01-06 21:32:39,909 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:32:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:40,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-06 21:32:40,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 21:32:40,324 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-01-06 21:32:40,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 21:32:40,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-01-06 21:32:40,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663854928] [2021-01-06 21:32:40,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 21:32:40,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:32:40,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 21:32:40,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-06 21:32:40,326 INFO L87 Difference]: Start difference. First operand 1645 states and 2260 transitions. Second operand 7 states. [2021-01-06 21:32:40,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:32:40,546 INFO L93 Difference]: Finished difference Result 3310 states and 4547 transitions. [2021-01-06 21:32:40,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-06 21:32:40,547 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 90 [2021-01-06 21:32:40,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:32:40,556 INFO L225 Difference]: With dead ends: 3310 [2021-01-06 21:32:40,557 INFO L226 Difference]: Without dead ends: 1668 [2021-01-06 21:32:40,560 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2021-01-06 21:32:40,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1668 states. [2021-01-06 21:32:40,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1668 to 1666. [2021-01-06 21:32:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1666 states. [2021-01-06 21:32:40,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1666 states and 2283 transitions. [2021-01-06 21:32:40,598 INFO L78 Accepts]: Start accepts. Automaton has 1666 states and 2283 transitions. Word has length 90 [2021-01-06 21:32:40,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:32:40,598 INFO L481 AbstractCegarLoop]: Abstraction has 1666 states and 2283 transitions. [2021-01-06 21:32:40,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 21:32:40,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2283 transitions. [2021-01-06 21:32:40,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-01-06 21:32:40,603 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:32:40,603 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 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] [2021-01-06 21:32:40,811 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:32:40,812 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:32:40,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:32:40,814 INFO L82 PathProgramCache]: Analyzing trace with hash -271197951, now seen corresponding path program 2 times [2021-01-06 21:32:40,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:32:40,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615101699] [2021-01-06 21:32:40,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:32:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:41,005 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-01-06 21:32:41,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615101699] [2021-01-06 21:32:41,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [555148687] [2021-01-06 21:32:41,006 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:32:41,324 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-01-06 21:32:41,325 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 21:32:41,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 12 conjunts are in the unsatisfiable core [2021-01-06 21:32:41,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 21:32:41,614 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-01-06 21:32:41,614 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 21:32:41,614 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2021-01-06 21:32:41,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716353713] [2021-01-06 21:32:41,615 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 21:32:41,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:32:41,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 21:32:41,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:32:41,617 INFO L87 Difference]: Start difference. First operand 1666 states and 2283 transitions. Second operand 7 states. [2021-01-06 21:32:55,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:32:55,332 INFO L93 Difference]: Finished difference Result 8606 states and 11633 transitions. [2021-01-06 21:32:55,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 21:32:55,333 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 111 [2021-01-06 21:32:55,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:32:55,372 INFO L225 Difference]: With dead ends: 8606 [2021-01-06 21:32:55,372 INFO L226 Difference]: Without dead ends: 7058 [2021-01-06 21:32:55,377 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2021-01-06 21:32:55,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7058 states. [2021-01-06 21:32:55,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7058 to 6283. [2021-01-06 21:32:55,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6283 states. [2021-01-06 21:32:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6283 states to 6283 states and 8274 transitions. [2021-01-06 21:32:55,565 INFO L78 Accepts]: Start accepts. Automaton has 6283 states and 8274 transitions. Word has length 111 [2021-01-06 21:32:55,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:32:55,566 INFO L481 AbstractCegarLoop]: Abstraction has 6283 states and 8274 transitions. [2021-01-06 21:32:55,566 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 21:32:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 6283 states and 8274 transitions. [2021-01-06 21:32:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-01-06 21:32:55,578 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:32:55,579 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 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] [2021-01-06 21:32:55,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:32:55,794 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:32:55,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:32:55,795 INFO L82 PathProgramCache]: Analyzing trace with hash -23051457, now seen corresponding path program 1 times [2021-01-06 21:32:55,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:32:55,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605507084] [2021-01-06 21:32:55,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:32:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:56,003 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-01-06 21:32:56,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605507084] [2021-01-06 21:32:56,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1444008073] [2021-01-06 21:32:56,004 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:32:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:56,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-06 21:32:56,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 21:32:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-01-06 21:32:56,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 21:32:56,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-01-06 21:32:56,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337921684] [2021-01-06 21:32:56,543 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 21:32:56,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:32:56,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 21:32:56,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-06 21:32:56,544 INFO L87 Difference]: Start difference. First operand 6283 states and 8274 transitions. Second operand 7 states. [2021-01-06 21:32:56,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:32:56,752 INFO L93 Difference]: Finished difference Result 12554 states and 16536 transitions. [2021-01-06 21:32:56,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 21:32:56,753 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 111 [2021-01-06 21:32:56,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:32:56,786 INFO L225 Difference]: With dead ends: 12554 [2021-01-06 21:32:56,786 INFO L226 Difference]: Without dead ends: 6289 [2021-01-06 21:32:56,796 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-06 21:32:56,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6289 states. [2021-01-06 21:32:56,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6289 to 6287. [2021-01-06 21:32:56,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6287 states. [2021-01-06 21:32:56,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6287 states to 6287 states and 8278 transitions. [2021-01-06 21:32:56,966 INFO L78 Accepts]: Start accepts. Automaton has 6287 states and 8278 transitions. Word has length 111 [2021-01-06 21:32:56,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:32:56,966 INFO L481 AbstractCegarLoop]: Abstraction has 6287 states and 8278 transitions. [2021-01-06 21:32:56,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 21:32:56,967 INFO L276 IsEmpty]: Start isEmpty. Operand 6287 states and 8278 transitions. [2021-01-06 21:32:56,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-01-06 21:32:56,981 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:32:56,981 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 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] [2021-01-06 21:32:57,195 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:32:57,196 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:32:57,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:32:57,197 INFO L82 PathProgramCache]: Analyzing trace with hash 874018431, now seen corresponding path program 2 times [2021-01-06 21:32:57,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:32:57,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696490742] [2021-01-06 21:32:57,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:32:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:32:57,412 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 69 proven. 16 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-01-06 21:32:57,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696490742] [2021-01-06 21:32:57,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [585782255] [2021-01-06 21:32:57,412 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:32:57,728 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-01-06 21:32:57,729 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 21:32:57,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 14 conjunts are in the unsatisfiable core [2021-01-06 21:32:57,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 21:32:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-01-06 21:32:57,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 21:32:57,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2021-01-06 21:32:57,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878760834] [2021-01-06 21:32:57,905 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 21:32:57,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:32:57,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 21:32:57,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:32:57,906 INFO L87 Difference]: Start difference. First operand 6287 states and 8278 transitions. Second operand 6 states. [2021-01-06 21:33:02,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:02,210 INFO L93 Difference]: Finished difference Result 10653 states and 13882 transitions. [2021-01-06 21:33:02,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 21:33:02,211 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 115 [2021-01-06 21:33:02,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:02,234 INFO L225 Difference]: With dead ends: 10653 [2021-01-06 21:33:02,234 INFO L226 Difference]: Without dead ends: 4282 [2021-01-06 21:33:02,243 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-01-06 21:33:02,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4282 states. [2021-01-06 21:33:02,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4282 to 4098. [2021-01-06 21:33:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4098 states. [2021-01-06 21:33:02,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 4098 states and 4888 transitions. [2021-01-06 21:33:02,373 INFO L78 Accepts]: Start accepts. Automaton has 4098 states and 4888 transitions. Word has length 115 [2021-01-06 21:33:02,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:02,373 INFO L481 AbstractCegarLoop]: Abstraction has 4098 states and 4888 transitions. [2021-01-06 21:33:02,374 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 21:33:02,374 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 4888 transitions. [2021-01-06 21:33:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-01-06 21:33:02,383 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:02,383 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 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] [2021-01-06 21:33:02,596 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:33:02,597 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:02,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:02,598 INFO L82 PathProgramCache]: Analyzing trace with hash -653361597, now seen corresponding path program 1 times [2021-01-06 21:33:02,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:02,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209117250] [2021-01-06 21:33:02,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:02,808 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 69 proven. 16 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-01-06 21:33:02,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209117250] [2021-01-06 21:33:02,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1749652329] [2021-01-06 21:33:02,809 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 21:33:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:03,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-06 21:33:03,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 21:33:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 69 proven. 16 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-01-06 21:33:03,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 21:33:03,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-01-06 21:33:03,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321343311] [2021-01-06 21:33:03,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 21:33:03,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:03,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 21:33:03,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-01-06 21:33:03,300 INFO L87 Difference]: Start difference. First operand 4098 states and 4888 transitions. Second operand 8 states. [2021-01-06 21:33:03,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:03,451 INFO L93 Difference]: Finished difference Result 8180 states and 9760 transitions. [2021-01-06 21:33:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 21:33:03,452 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 115 [2021-01-06 21:33:03,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:03,492 INFO L225 Difference]: With dead ends: 8180 [2021-01-06 21:33:03,492 INFO L226 Difference]: Without dead ends: 4102 [2021-01-06 21:33:03,497 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-01-06 21:33:03,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4102 states. [2021-01-06 21:33:03,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4102 to 4102. [2021-01-06 21:33:03,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4102 states. [2021-01-06 21:33:03,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4102 states to 4102 states and 4892 transitions. [2021-01-06 21:33:03,598 INFO L78 Accepts]: Start accepts. Automaton has 4102 states and 4892 transitions. Word has length 115 [2021-01-06 21:33:03,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:03,599 INFO L481 AbstractCegarLoop]: Abstraction has 4102 states and 4892 transitions. [2021-01-06 21:33:03,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 21:33:03,599 INFO L276 IsEmpty]: Start isEmpty. Operand 4102 states and 4892 transitions. [2021-01-06 21:33:03,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-01-06 21:33:03,605 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:03,605 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2021-01-06 21:33:03,819 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-01-06 21:33:03,820 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:03,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:03,821 INFO L82 PathProgramCache]: Analyzing trace with hash 450654339, now seen corresponding path program 2 times [2021-01-06 21:33:03,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:03,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755250788] [2021-01-06 21:33:03,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:04,049 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:04,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755250788] [2021-01-06 21:33:04,049 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:04,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 21:33:04,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973680206] [2021-01-06 21:33:04,051 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 21:33:04,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:04,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 21:33:04,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 21:33:04,052 INFO L87 Difference]: Start difference. First operand 4102 states and 4892 transitions. Second operand 3 states. [2021-01-06 21:33:04,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:04,440 INFO L93 Difference]: Finished difference Result 10384 states and 12306 transitions. [2021-01-06 21:33:04,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 21:33:04,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2021-01-06 21:33:04,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:04,459 INFO L225 Difference]: With dead ends: 10384 [2021-01-06 21:33:04,459 INFO L226 Difference]: Without dead ends: 7005 [2021-01-06 21:33:04,465 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 21:33:04,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7005 states. [2021-01-06 21:33:04,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7005 to 5593. [2021-01-06 21:33:04,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5593 states. [2021-01-06 21:33:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5593 states to 5593 states and 6665 transitions. [2021-01-06 21:33:04,605 INFO L78 Accepts]: Start accepts. Automaton has 5593 states and 6665 transitions. Word has length 119 [2021-01-06 21:33:04,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:04,607 INFO L481 AbstractCegarLoop]: Abstraction has 5593 states and 6665 transitions. [2021-01-06 21:33:04,607 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 21:33:04,607 INFO L276 IsEmpty]: Start isEmpty. Operand 5593 states and 6665 transitions. [2021-01-06 21:33:04,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-01-06 21:33:04,615 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:04,615 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2021-01-06 21:33:04,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 21:33:04,616 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:04,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:04,616 INFO L82 PathProgramCache]: Analyzing trace with hash 652478273, now seen corresponding path program 1 times [2021-01-06 21:33:04,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:04,617 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833677086] [2021-01-06 21:33:04,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:04,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833677086] [2021-01-06 21:33:04,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:04,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 21:33:04,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805469993] [2021-01-06 21:33:04,833 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 21:33:04,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:04,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 21:33:04,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 21:33:04,834 INFO L87 Difference]: Start difference. First operand 5593 states and 6665 transitions. Second operand 4 states. [2021-01-06 21:33:05,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:05,434 INFO L93 Difference]: Finished difference Result 12384 states and 14675 transitions. [2021-01-06 21:33:05,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 21:33:05,435 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2021-01-06 21:33:05,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:05,455 INFO L225 Difference]: With dead ends: 12384 [2021-01-06 21:33:05,455 INFO L226 Difference]: Without dead ends: 9014 [2021-01-06 21:33:05,462 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 21:33:05,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9014 states. [2021-01-06 21:33:05,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9014 to 6387. [2021-01-06 21:33:05,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6387 states. [2021-01-06 21:33:05,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6387 states to 6387 states and 7625 transitions. [2021-01-06 21:33:05,635 INFO L78 Accepts]: Start accepts. Automaton has 6387 states and 7625 transitions. Word has length 119 [2021-01-06 21:33:05,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:05,635 INFO L481 AbstractCegarLoop]: Abstraction has 6387 states and 7625 transitions. [2021-01-06 21:33:05,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 21:33:05,635 INFO L276 IsEmpty]: Start isEmpty. Operand 6387 states and 7625 transitions. [2021-01-06 21:33:05,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-01-06 21:33:05,645 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:05,646 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2021-01-06 21:33:05,646 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 21:33:05,646 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:05,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:05,647 INFO L82 PathProgramCache]: Analyzing trace with hash 1096378947, now seen corresponding path program 1 times [2021-01-06 21:33:05,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:05,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672877052] [2021-01-06 21:33:05,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:09,626 WARN L197 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2021-01-06 21:33:09,932 WARN L197 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2021-01-06 21:33:10,170 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 69 [2021-01-06 21:33:10,317 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 36 [2021-01-06 21:33:10,545 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 38 [2021-01-06 21:33:10,786 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 59 [2021-01-06 21:33:11,113 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:11,114 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672877052] [2021-01-06 21:33:11,114 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:11,114 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 21:33:11,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465885419] [2021-01-06 21:33:11,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 21:33:11,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:11,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 21:33:11,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:33:11,115 INFO L87 Difference]: Start difference. First operand 6387 states and 7625 transitions. Second operand 11 states. [2021-01-06 21:33:11,386 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2021-01-06 21:33:13,883 WARN L197 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 74 [2021-01-06 21:33:14,481 WARN L197 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 79 [2021-01-06 21:33:14,801 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 78 [2021-01-06 21:33:15,390 WARN L197 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 102 [2021-01-06 21:33:15,985 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-01-06 21:33:20,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:20,735 INFO L93 Difference]: Finished difference Result 13320 states and 15912 transitions. [2021-01-06 21:33:20,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 21:33:20,736 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 119 [2021-01-06 21:33:20,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:20,762 INFO L225 Difference]: With dead ends: 13320 [2021-01-06 21:33:20,762 INFO L226 Difference]: Without dead ends: 11419 [2021-01-06 21:33:20,768 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2021-01-06 21:33:20,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11419 states. [2021-01-06 21:33:21,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11419 to 7198. [2021-01-06 21:33:21,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7198 states. [2021-01-06 21:33:21,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7198 states to 7198 states and 8604 transitions. [2021-01-06 21:33:21,031 INFO L78 Accepts]: Start accepts. Automaton has 7198 states and 8604 transitions. Word has length 119 [2021-01-06 21:33:21,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:21,031 INFO L481 AbstractCegarLoop]: Abstraction has 7198 states and 8604 transitions. [2021-01-06 21:33:21,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 21:33:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 7198 states and 8604 transitions. [2021-01-06 21:33:21,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-01-06 21:33:21,043 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:21,044 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2021-01-06 21:33:21,044 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 21:33:21,044 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:21,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:21,045 INFO L82 PathProgramCache]: Analyzing trace with hash -1043197417, now seen corresponding path program 1 times [2021-01-06 21:33:21,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:21,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286895248] [2021-01-06 21:33:21,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:21,330 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286895248] [2021-01-06 21:33:21,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:21,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 21:33:21,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084419809] [2021-01-06 21:33:21,331 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 21:33:21,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:21,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 21:33:21,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 21:33:21,337 INFO L87 Difference]: Start difference. First operand 7198 states and 8604 transitions. Second operand 4 states. [2021-01-06 21:33:21,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:21,750 INFO L93 Difference]: Finished difference Result 12267 states and 14515 transitions. [2021-01-06 21:33:21,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 21:33:21,752 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2021-01-06 21:33:21,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:21,774 INFO L225 Difference]: With dead ends: 12267 [2021-01-06 21:33:21,775 INFO L226 Difference]: Without dead ends: 8423 [2021-01-06 21:33:21,783 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 2 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 21:33:21,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8423 states. [2021-01-06 21:33:22,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8423 to 6880. [2021-01-06 21:33:22,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6880 states. [2021-01-06 21:33:22,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6880 states to 6880 states and 8211 transitions. [2021-01-06 21:33:22,094 INFO L78 Accepts]: Start accepts. Automaton has 6880 states and 8211 transitions. Word has length 121 [2021-01-06 21:33:22,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:22,095 INFO L481 AbstractCegarLoop]: Abstraction has 6880 states and 8211 transitions. [2021-01-06 21:33:22,095 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 21:33:22,095 INFO L276 IsEmpty]: Start isEmpty. Operand 6880 states and 8211 transitions. [2021-01-06 21:33:22,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-01-06 21:33:22,104 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:22,105 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2021-01-06 21:33:22,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 21:33:22,105 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:22,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:22,106 INFO L82 PathProgramCache]: Analyzing trace with hash 141472938, now seen corresponding path program 1 times [2021-01-06 21:33:22,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:22,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171348174] [2021-01-06 21:33:22,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:22,252 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:22,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171348174] [2021-01-06 21:33:22,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:22,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 21:33:22,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101115956] [2021-01-06 21:33:22,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 21:33:22,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:22,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 21:33:22,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 21:33:22,256 INFO L87 Difference]: Start difference. First operand 6880 states and 8211 transitions. Second operand 3 states. [2021-01-06 21:33:22,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:22,499 INFO L93 Difference]: Finished difference Result 10256 states and 12226 transitions. [2021-01-06 21:33:22,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 21:33:22,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2021-01-06 21:33:22,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:22,521 INFO L225 Difference]: With dead ends: 10256 [2021-01-06 21:33:22,522 INFO L226 Difference]: Without dead ends: 6897 [2021-01-06 21:33:22,530 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 21:33:22,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6897 states. [2021-01-06 21:33:22,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6897 to 6894. [2021-01-06 21:33:22,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6894 states. [2021-01-06 21:33:22,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6894 states to 6894 states and 8221 transitions. [2021-01-06 21:33:22,783 INFO L78 Accepts]: Start accepts. Automaton has 6894 states and 8221 transitions. Word has length 122 [2021-01-06 21:33:22,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:22,783 INFO L481 AbstractCegarLoop]: Abstraction has 6894 states and 8221 transitions. [2021-01-06 21:33:22,783 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 21:33:22,783 INFO L276 IsEmpty]: Start isEmpty. Operand 6894 states and 8221 transitions. [2021-01-06 21:33:22,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-01-06 21:33:22,793 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:22,793 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2021-01-06 21:33:22,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 21:33:22,793 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:22,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:22,794 INFO L82 PathProgramCache]: Analyzing trace with hash 2080634984, now seen corresponding path program 1 times [2021-01-06 21:33:22,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:22,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893070406] [2021-01-06 21:33:22,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:27,533 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 36 [2021-01-06 21:33:27,686 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 37 [2021-01-06 21:33:27,946 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:27,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893070406] [2021-01-06 21:33:27,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:27,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 21:33:27,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792391331] [2021-01-06 21:33:27,948 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 21:33:27,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:27,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 21:33:27,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:33:27,949 INFO L87 Difference]: Start difference. First operand 6894 states and 8221 transitions. Second operand 11 states. [2021-01-06 21:33:28,174 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2021-01-06 21:33:30,557 WARN L197 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2021-01-06 21:33:30,919 WARN L197 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 67 [2021-01-06 21:33:35,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:35,598 INFO L93 Difference]: Finished difference Result 10574 states and 12516 transitions. [2021-01-06 21:33:35,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 21:33:35,599 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 122 [2021-01-06 21:33:35,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:35,619 INFO L225 Difference]: With dead ends: 10574 [2021-01-06 21:33:35,619 INFO L226 Difference]: Without dead ends: 9148 [2021-01-06 21:33:35,624 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2021-01-06 21:33:35,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9148 states. [2021-01-06 21:33:35,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9148 to 6894. [2021-01-06 21:33:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6894 states. [2021-01-06 21:33:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6894 states to 6894 states and 8217 transitions. [2021-01-06 21:33:35,934 INFO L78 Accepts]: Start accepts. Automaton has 6894 states and 8217 transitions. Word has length 122 [2021-01-06 21:33:35,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:35,935 INFO L481 AbstractCegarLoop]: Abstraction has 6894 states and 8217 transitions. [2021-01-06 21:33:35,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 21:33:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 6894 states and 8217 transitions. [2021-01-06 21:33:35,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-01-06 21:33:35,945 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:35,945 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:33:35,946 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 21:33:35,946 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:35,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:35,947 INFO L82 PathProgramCache]: Analyzing trace with hash 1192618404, now seen corresponding path program 1 times [2021-01-06 21:33:35,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:35,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318253960] [2021-01-06 21:33:35,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:36,238 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:36,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318253960] [2021-01-06 21:33:36,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:36,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 21:33:36,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902041601] [2021-01-06 21:33:36,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 21:33:36,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:36,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 21:33:36,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 21:33:36,242 INFO L87 Difference]: Start difference. First operand 6894 states and 8217 transitions. Second operand 4 states. [2021-01-06 21:33:38,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:38,618 INFO L93 Difference]: Finished difference Result 10465 states and 12348 transitions. [2021-01-06 21:33:38,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 21:33:38,621 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 129 [2021-01-06 21:33:38,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:38,635 INFO L225 Difference]: With dead ends: 10465 [2021-01-06 21:33:38,636 INFO L226 Difference]: Without dead ends: 7268 [2021-01-06 21:33:38,644 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 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 21:33:38,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7268 states. [2021-01-06 21:33:38,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7268 to 5816. [2021-01-06 21:33:38,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5816 states. [2021-01-06 21:33:38,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5816 states to 5816 states and 6919 transitions. [2021-01-06 21:33:38,872 INFO L78 Accepts]: Start accepts. Automaton has 5816 states and 6919 transitions. Word has length 129 [2021-01-06 21:33:38,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:38,872 INFO L481 AbstractCegarLoop]: Abstraction has 5816 states and 6919 transitions. [2021-01-06 21:33:38,872 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 21:33:38,872 INFO L276 IsEmpty]: Start isEmpty. Operand 5816 states and 6919 transitions. [2021-01-06 21:33:38,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-01-06 21:33:38,879 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:38,880 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:33:38,880 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 21:33:38,880 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:38,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:38,880 INFO L82 PathProgramCache]: Analyzing trace with hash -848751545, now seen corresponding path program 1 times [2021-01-06 21:33:38,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:38,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243878611] [2021-01-06 21:33:38,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:39,063 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:39,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243878611] [2021-01-06 21:33:39,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:39,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 21:33:39,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575006010] [2021-01-06 21:33:39,067 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 21:33:39,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:39,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 21:33:39,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 21:33:39,068 INFO L87 Difference]: Start difference. First operand 5816 states and 6919 transitions. Second operand 4 states. [2021-01-06 21:33:41,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:41,409 INFO L93 Difference]: Finished difference Result 7458 states and 8812 transitions. [2021-01-06 21:33:41,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 21:33:41,412 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 129 [2021-01-06 21:33:41,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:41,424 INFO L225 Difference]: With dead ends: 7458 [2021-01-06 21:33:41,424 INFO L226 Difference]: Without dead ends: 6432 [2021-01-06 21:33:41,427 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 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 21:33:41,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6432 states. [2021-01-06 21:33:41,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6432 to 5291. [2021-01-06 21:33:41,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5291 states. [2021-01-06 21:33:41,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5291 states to 5291 states and 6299 transitions. [2021-01-06 21:33:41,635 INFO L78 Accepts]: Start accepts. Automaton has 5291 states and 6299 transitions. Word has length 129 [2021-01-06 21:33:41,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:41,635 INFO L481 AbstractCegarLoop]: Abstraction has 5291 states and 6299 transitions. [2021-01-06 21:33:41,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 21:33:41,636 INFO L276 IsEmpty]: Start isEmpty. Operand 5291 states and 6299 transitions. [2021-01-06 21:33:41,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-01-06 21:33:41,644 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:41,644 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:33:41,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 21:33:41,644 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:41,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:41,645 INFO L82 PathProgramCache]: Analyzing trace with hash 633939658, now seen corresponding path program 1 times [2021-01-06 21:33:41,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:41,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047473871] [2021-01-06 21:33:41,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:42,433 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:42,433 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047473871] [2021-01-06 21:33:42,433 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:42,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 21:33:42,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160277759] [2021-01-06 21:33:42,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 21:33:42,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:42,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 21:33:42,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-01-06 21:33:42,437 INFO L87 Difference]: Start difference. First operand 5291 states and 6299 transitions. Second operand 8 states. [2021-01-06 21:33:45,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:45,518 INFO L93 Difference]: Finished difference Result 9302 states and 10935 transitions. [2021-01-06 21:33:45,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-06 21:33:45,519 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 132 [2021-01-06 21:33:45,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:45,528 INFO L225 Difference]: With dead ends: 9302 [2021-01-06 21:33:45,529 INFO L226 Difference]: Without dead ends: 7320 [2021-01-06 21:33:45,533 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-01-06 21:33:45,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7320 states. [2021-01-06 21:33:45,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7320 to 5018. [2021-01-06 21:33:45,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5018 states. [2021-01-06 21:33:45,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5018 states to 5018 states and 5960 transitions. [2021-01-06 21:33:45,762 INFO L78 Accepts]: Start accepts. Automaton has 5018 states and 5960 transitions. Word has length 132 [2021-01-06 21:33:45,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:45,764 INFO L481 AbstractCegarLoop]: Abstraction has 5018 states and 5960 transitions. [2021-01-06 21:33:45,764 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 21:33:45,764 INFO L276 IsEmpty]: Start isEmpty. Operand 5018 states and 5960 transitions. [2021-01-06 21:33:45,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-01-06 21:33:45,770 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:45,770 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:33:45,771 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 21:33:45,771 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:45,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:45,771 INFO L82 PathProgramCache]: Analyzing trace with hash 669297556, now seen corresponding path program 1 times [2021-01-06 21:33:45,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:45,772 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727518540] [2021-01-06 21:33:45,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:51,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:51,734 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:51,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727518540] [2021-01-06 21:33:51,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:51,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-06 21:33:51,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966325889] [2021-01-06 21:33:51,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 21:33:51,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:51,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 21:33:51,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-01-06 21:33:51,736 INFO L87 Difference]: Start difference. First operand 5018 states and 5960 transitions. Second operand 10 states. [2021-01-06 21:33:55,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:55,402 INFO L93 Difference]: Finished difference Result 6209 states and 7312 transitions. [2021-01-06 21:33:55,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 21:33:55,403 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 133 [2021-01-06 21:33:55,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:55,411 INFO L225 Difference]: With dead ends: 6209 [2021-01-06 21:33:55,411 INFO L226 Difference]: Without dead ends: 6177 [2021-01-06 21:33:55,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-01-06 21:33:55,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6177 states. [2021-01-06 21:33:55,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6177 to 5078. [2021-01-06 21:33:55,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5078 states. [2021-01-06 21:33:55,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5078 states to 5078 states and 6031 transitions. [2021-01-06 21:33:55,642 INFO L78 Accepts]: Start accepts. Automaton has 5078 states and 6031 transitions. Word has length 133 [2021-01-06 21:33:55,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:33:55,642 INFO L481 AbstractCegarLoop]: Abstraction has 5078 states and 6031 transitions. [2021-01-06 21:33:55,642 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 21:33:55,642 INFO L276 IsEmpty]: Start isEmpty. Operand 5078 states and 6031 transitions. [2021-01-06 21:33:55,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-01-06 21:33:55,647 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:33:55,648 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:33:55,648 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 21:33:55,648 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:33:55,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:33:55,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1096780118, now seen corresponding path program 1 times [2021-01-06 21:33:55,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:33:55,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104890454] [2021-01-06 21:33:55,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:33:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:33:57,105 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:33:57,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104890454] [2021-01-06 21:33:57,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:33:57,105 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 21:33:57,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714964724] [2021-01-06 21:33:57,106 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 21:33:57,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:33:57,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 21:33:57,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-01-06 21:33:57,107 INFO L87 Difference]: Start difference. First operand 5078 states and 6031 transitions. Second operand 7 states. [2021-01-06 21:33:59,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:33:59,940 INFO L93 Difference]: Finished difference Result 7561 states and 8896 transitions. [2021-01-06 21:33:59,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 21:33:59,941 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 143 [2021-01-06 21:33:59,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:33:59,952 INFO L225 Difference]: With dead ends: 7561 [2021-01-06 21:33:59,952 INFO L226 Difference]: Without dead ends: 7275 [2021-01-06 21:33:59,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:33:59,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7275 states. [2021-01-06 21:34:00,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7275 to 4988. [2021-01-06 21:34:00,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4988 states. [2021-01-06 21:34:00,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4988 states to 4988 states and 5922 transitions. [2021-01-06 21:34:00,209 INFO L78 Accepts]: Start accepts. Automaton has 4988 states and 5922 transitions. Word has length 143 [2021-01-06 21:34:00,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:34:00,209 INFO L481 AbstractCegarLoop]: Abstraction has 4988 states and 5922 transitions. [2021-01-06 21:34:00,209 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 21:34:00,209 INFO L276 IsEmpty]: Start isEmpty. Operand 4988 states and 5922 transitions. [2021-01-06 21:34:00,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-01-06 21:34:00,218 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:34:00,218 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:34:00,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 21:34:00,219 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:34:00,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:34:00,219 INFO L82 PathProgramCache]: Analyzing trace with hash 638340327, now seen corresponding path program 1 times [2021-01-06 21:34:00,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:34:00,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881388618] [2021-01-06 21:34:00,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:34:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:34:00,909 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:34:00,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881388618] [2021-01-06 21:34:00,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:34:00,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 21:34:00,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733638100] [2021-01-06 21:34:00,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 21:34:00,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:34:00,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 21:34:00,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-01-06 21:34:00,912 INFO L87 Difference]: Start difference. First operand 4988 states and 5922 transitions. Second operand 6 states. [2021-01-06 21:34:03,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:34:03,732 INFO L93 Difference]: Finished difference Result 8431 states and 9914 transitions. [2021-01-06 21:34:03,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 21:34:03,736 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 144 [2021-01-06 21:34:03,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:34:03,742 INFO L225 Difference]: With dead ends: 8431 [2021-01-06 21:34:03,743 INFO L226 Difference]: Without dead ends: 6690 [2021-01-06 21:34:03,747 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 21:34:03,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6690 states. [2021-01-06 21:34:04,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6690 to 4670. [2021-01-06 21:34:04,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4670 states. [2021-01-06 21:34:04,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 4670 states and 5529 transitions. [2021-01-06 21:34:04,042 INFO L78 Accepts]: Start accepts. Automaton has 4670 states and 5529 transitions. Word has length 144 [2021-01-06 21:34:04,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:34:04,042 INFO L481 AbstractCegarLoop]: Abstraction has 4670 states and 5529 transitions. [2021-01-06 21:34:04,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 21:34:04,042 INFO L276 IsEmpty]: Start isEmpty. Operand 4670 states and 5529 transitions. [2021-01-06 21:34:04,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-01-06 21:34:04,054 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:34:04,054 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:34:04,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 21:34:04,055 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:34:04,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:34:04,055 INFO L82 PathProgramCache]: Analyzing trace with hash 2004626731, now seen corresponding path program 1 times [2021-01-06 21:34:04,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:34:04,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808683890] [2021-01-06 21:34:04,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:34:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:34:10,908 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:34:10,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808683890] [2021-01-06 21:34:10,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:34:10,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 21:34:10,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522158050] [2021-01-06 21:34:10,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 21:34:10,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:34:10,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 21:34:10,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-01-06 21:34:10,910 INFO L87 Difference]: Start difference. First operand 4670 states and 5529 transitions. Second operand 7 states. [2021-01-06 21:34:15,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:34:15,708 INFO L93 Difference]: Finished difference Result 6808 states and 7978 transitions. [2021-01-06 21:34:15,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 21:34:15,709 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 144 [2021-01-06 21:34:15,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:34:15,718 INFO L225 Difference]: With dead ends: 6808 [2021-01-06 21:34:15,718 INFO L226 Difference]: Without dead ends: 6067 [2021-01-06 21:34:15,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:34:15,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6067 states. [2021-01-06 21:34:15,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6067 to 4673. [2021-01-06 21:34:15,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4673 states. [2021-01-06 21:34:15,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 4673 states and 5531 transitions. [2021-01-06 21:34:15,991 INFO L78 Accepts]: Start accepts. Automaton has 4673 states and 5531 transitions. Word has length 144 [2021-01-06 21:34:15,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:34:15,991 INFO L481 AbstractCegarLoop]: Abstraction has 4673 states and 5531 transitions. [2021-01-06 21:34:15,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 21:34:15,991 INFO L276 IsEmpty]: Start isEmpty. Operand 4673 states and 5531 transitions. [2021-01-06 21:34:15,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-01-06 21:34:15,996 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:34:15,997 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:34:15,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-06 21:34:15,997 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:34:15,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:34:15,998 INFO L82 PathProgramCache]: Analyzing trace with hash 133123887, now seen corresponding path program 1 times [2021-01-06 21:34:15,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:34:15,998 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552757004] [2021-01-06 21:34:15,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:34:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:34:32,818 WARN L197 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 117 [2021-01-06 21:34:32,959 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 205 [2021-01-06 21:34:33,843 WARN L197 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 126 [2021-01-06 21:34:35,177 WARN L197 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 227 DAG size of output: 142 [2021-01-06 21:34:36,246 WARN L197 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 149 [2021-01-06 21:34:37,520 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 247 DAG size of output: 167 [2021-01-06 21:34:38,662 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 240 DAG size of output: 160 [2021-01-06 21:34:39,849 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 240 DAG size of output: 154 [2021-01-06 21:34:41,831 WARN L197 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 261 DAG size of output: 168 [2021-01-06 21:34:44,131 WARN L197 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 333 DAG size of output: 190 [2021-01-06 21:34:46,641 WARN L197 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 369 DAG size of output: 207 [2021-01-06 21:34:49,356 WARN L197 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 362 DAG size of output: 197 [2021-01-06 21:34:51,631 WARN L197 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 315 DAG size of output: 185 [2021-01-06 21:34:53,900 WARN L197 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 309 DAG size of output: 187 [2021-01-06 21:34:55,220 WARN L197 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 248 DAG size of output: 143 [2021-01-06 21:34:56,694 WARN L197 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 263 DAG size of output: 154 [2021-01-06 21:34:58,119 WARN L197 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 256 DAG size of output: 147 [2021-01-06 21:34:59,435 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 271 DAG size of output: 159 [2021-01-06 21:35:01,229 WARN L197 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 294 DAG size of output: 145 [2021-01-06 21:35:02,816 WARN L197 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 281 DAG size of output: 148 [2021-01-06 21:35:04,512 WARN L197 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 288 DAG size of output: 153 [2021-01-06 21:35:05,888 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 235 DAG size of output: 139 [2021-01-06 21:35:07,137 WARN L197 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 213 DAG size of output: 125 [2021-01-06 21:35:08,195 WARN L197 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 135 [2021-01-06 21:35:09,167 WARN L197 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 123 [2021-01-06 21:35:10,031 WARN L197 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 116 [2021-01-06 21:35:10,687 WARN L197 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 104 [2021-01-06 21:35:11,257 WARN L197 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 94 [2021-01-06 21:35:11,820 WARN L197 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 89 [2021-01-06 21:35:12,313 WARN L197 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 77 [2021-01-06 21:35:12,968 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-01-06 21:35:12,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552757004] [2021-01-06 21:35:12,968 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:35:12,968 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-01-06 21:35:12,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673527633] [2021-01-06 21:35:12,969 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-01-06 21:35:12,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:35:12,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-01-06 21:35:12,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=685, Unknown=0, NotChecked=0, Total=930 [2021-01-06 21:35:12,970 INFO L87 Difference]: Start difference. First operand 4673 states and 5531 transitions. Second operand 31 states. [2021-01-06 21:35:13,721 WARN L197 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-01-06 21:35:17,333 WARN L197 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2021-01-06 21:35:18,512 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 160 DAG size of output: 160 [2021-01-06 21:35:19,702 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 154 DAG size of output: 154 [2021-01-06 21:35:20,851 WARN L197 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2021-01-06 21:35:22,343 WARN L197 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2021-01-06 21:35:23,539 WARN L197 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 162 DAG size of output: 162 [2021-01-06 21:35:25,153 WARN L197 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 169 DAG size of output: 158 [2021-01-06 21:35:27,009 WARN L197 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2021-01-06 21:35:29,251 WARN L197 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 224 DAG size of output: 206 [2021-01-06 21:35:30,984 WARN L197 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 212 DAG size of output: 203 [2021-01-06 21:35:32,752 WARN L197 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 197 DAG size of output: 188 [2021-01-06 21:35:34,050 WARN L197 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 134 [2021-01-06 21:35:36,000 WARN L197 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 221 DAG size of output: 205 [2021-01-06 21:35:37,276 WARN L197 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-01-06 21:35:39,082 WARN L197 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 166 DAG size of output: 155 [2021-01-06 21:35:40,968 WARN L197 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 159 DAG size of output: 151 [2021-01-06 21:35:43,484 WARN L197 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2021-01-06 21:35:46,098 WARN L197 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 187 DAG size of output: 184 [2021-01-06 21:35:48,308 WARN L197 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 192 DAG size of output: 180 [2021-01-06 21:35:50,598 WARN L197 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 194 DAG size of output: 163 [2021-01-06 21:35:52,902 WARN L197 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 185 DAG size of output: 176 [2021-01-06 21:35:56,124 WARN L197 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 216 DAG size of output: 174