/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-DerefFreeMemtrack-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/heap-manipulation/merge_sort-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-07 05:24:21,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-07 05:24:21,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-07 05:24:21,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-07 05:24:21,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-07 05:24:21,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-07 05:24:21,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-07 05:24:21,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-07 05:24:21,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-07 05:24:21,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-07 05:24:21,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-07 05:24:21,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-07 05:24:21,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-07 05:24:21,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-07 05:24:21,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-07 05:24:21,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-07 05:24:21,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-07 05:24:21,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-07 05:24:21,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-07 05:24:21,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-07 05:24:21,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-07 05:24:21,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-07 05:24:21,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-07 05:24:21,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-07 05:24:21,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-07 05:24:21,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-07 05:24:21,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-07 05:24:21,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-07 05:24:21,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-07 05:24:21,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-07 05:24:21,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-07 05:24:21,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-07 05:24:21,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-07 05:24:21,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-07 05:24:21,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-07 05:24:21,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-07 05:24:21,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-07 05:24:21,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-07 05:24:21,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-07 05:24:21,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-07 05:24:21,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-07 05:24:21,262 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-01-07 05:24:21,329 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-07 05:24:21,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-07 05:24:21,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-07 05:24:21,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-07 05:24:21,332 INFO L138 SettingsManager]: * Use SBE=true [2021-01-07 05:24:21,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-07 05:24:21,333 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-01-07 05:24:21,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-07 05:24:21,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-07 05:24:21,334 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-01-07 05:24:21,334 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-01-07 05:24:21,334 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-01-07 05:24:21,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-07 05:24:21,334 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-01-07 05:24:21,335 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-07 05:24:21,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-07 05:24:21,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-07 05:24:21,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-07 05:24:21,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-07 05:24:21,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-07 05:24:21,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-07 05:24:21,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-07 05:24:21,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-07 05:24:21,337 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-07 05:24:21,337 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-07 05:24:21,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-07 05:24:21,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-07 05:24:21,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-07 05:24:21,842 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-07 05:24:21,843 INFO L275 PluginConnector]: CDTParser initialized [2021-01-07 05:24:21,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2021-01-07 05:24:21,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/efe0e867b/4679a8c52ff44ae2bee542fea0a2f279/FLAG08b6920c3 [2021-01-07 05:24:22,661 INFO L306 CDTParser]: Found 1 translation units. [2021-01-07 05:24:22,665 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2021-01-07 05:24:22,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/efe0e867b/4679a8c52ff44ae2bee542fea0a2f279/FLAG08b6920c3 [2021-01-07 05:24:22,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/efe0e867b/4679a8c52ff44ae2bee542fea0a2f279 [2021-01-07 05:24:22,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-07 05:24:22,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-07 05:24:22,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-07 05:24:22,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-07 05:24:22,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-07 05:24:22,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.01 05:24:22" (1/1) ... [2021-01-07 05:24:22,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48cd0edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:22, skipping insertion in model container [2021-01-07 05:24:22,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.01 05:24:22" (1/1) ... [2021-01-07 05:24:22,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-07 05:24:22,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-07 05:24:23,320 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/heap-manipulation/merge_sort-2.i[22632,22645] left hand side expression in assignment: address: IdentifierExpression[~data,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~node~0,],base],StructAccessExpression[IdentifierExpression[~node~0,],offset]]] left hand side expression in assignment: address: IdentifierExpression[#t~mem7,] left hand side expression in assignment: address: IdentifierExpression[~dst,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~data,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~dst~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~data,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~dst~0,] left hand side expression in assignment: lhs: VariableLHS[~data,] left hand side expression in assignment: lhs: VariableLHS[~shape,] left hand side expression in assignment: lhs: VariableLHS[~pos~0,] left hand side expression in assignment: lhs: VariableLHS[~pos~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~node~1,],base],StructAccessExpression[IdentifierExpression[~node~1,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~node~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~node~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item~0,],base],StructAccessExpression[IdentifierExpression[~item~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~item~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~data~0,] left hand side expression in assignment: lhs: VariableLHS[~data~0,] left hand side expression in assignment: lhs: VariableLHS[~node~2,] [2021-01-07 05:24:23,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-07 05:24:23,437 INFO L203 MainTranslator]: Completed pre-run [2021-01-07 05:24:23,536 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/heap-manipulation/merge_sort-2.i[22632,22645] left hand side expression in assignment: address: IdentifierExpression[~data,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~node~0,],base],StructAccessExpression[IdentifierExpression[~node~0,],offset]]] left hand side expression in assignment: address: IdentifierExpression[#t~mem7,] left hand side expression in assignment: address: IdentifierExpression[~dst,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~data,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~dst~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~data,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~data,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~dst~0,] left hand side expression in assignment: lhs: VariableLHS[~data,] left hand side expression in assignment: lhs: VariableLHS[~shape,] left hand side expression in assignment: lhs: VariableLHS[~pos~0,] left hand side expression in assignment: lhs: VariableLHS[~pos~0,] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~node~1,],base],StructAccessExpression[IdentifierExpression[~node~1,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~node~1,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~node~1,],offset]]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item~0,],base],StructAccessExpression[IdentifierExpression[~item~0,],offset]]] left hand side expression in assignment: address: StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~item~0,],base],BinaryExpression[ARITHPLUS,IntegerLiteral[8],StructAccessExpression[IdentifierExpression[~item~0,],offset]]]] left hand side expression in assignment: lhs: VariableLHS[~data~0,] left hand side expression in assignment: lhs: VariableLHS[~data~0,] left hand side expression in assignment: lhs: VariableLHS[~node~2,] [2021-01-07 05:24:23,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-07 05:24:23,652 INFO L208 MainTranslator]: Completed translation [2021-01-07 05:24:23,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23 WrapperNode [2021-01-07 05:24:23,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-07 05:24:23,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-07 05:24:23,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-07 05:24:23,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-07 05:24:23,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (1/1) ... [2021-01-07 05:24:23,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (1/1) ... [2021-01-07 05:24:23,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-07 05:24:23,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-07 05:24:23,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-07 05:24:23,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-07 05:24:23,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (1/1) ... [2021-01-07 05:24:23,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (1/1) ... [2021-01-07 05:24:23,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (1/1) ... [2021-01-07 05:24:23,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (1/1) ... [2021-01-07 05:24:23,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (1/1) ... [2021-01-07 05:24:23,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (1/1) ... [2021-01-07 05:24:23,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (1/1) ... [2021-01-07 05:24:23,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-07 05:24:23,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-07 05:24:23,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-07 05:24:23,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-07 05:24:23,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (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 [2021-01-07 05:24:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-07 05:24:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-07 05:24:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-01-07 05:24:23,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-01-07 05:24:23,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-07 05:24:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-01-07 05:24:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-07 05:24:23,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-07 05:24:23,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-07 05:24:23,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-07 05:24:25,233 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-07 05:24:25,233 INFO L299 CfgBuilder]: Removed 75 assume(true) statements. [2021-01-07 05:24:25,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 05:24:25 BoogieIcfgContainer [2021-01-07 05:24:25,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-07 05:24:25,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-07 05:24:25,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-07 05:24:25,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-07 05:24:25,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.01 05:24:22" (1/3) ... [2021-01-07 05:24:25,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118954cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.01 05:24:25, skipping insertion in model container [2021-01-07 05:24:25,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.01 05:24:23" (2/3) ... [2021-01-07 05:24:25,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118954cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.01 05:24:25, skipping insertion in model container [2021-01-07 05:24:25,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 05:24:25" (3/3) ... [2021-01-07 05:24:25,248 INFO L111 eAbstractionObserver]: Analyzing ICFG merge_sort-2.i [2021-01-07 05:24:25,256 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-07 05:24:25,265 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 131 error locations. [2021-01-07 05:24:25,291 INFO L253 AbstractCegarLoop]: Starting to check reachability of 131 error locations. [2021-01-07 05:24:25,321 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-07 05:24:25,322 INFO L378 AbstractCegarLoop]: Hoare is false [2021-01-07 05:24:25,322 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-07 05:24:25,322 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-07 05:24:25,322 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-07 05:24:25,322 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-07 05:24:25,322 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-07 05:24:25,323 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-07 05:24:25,356 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states. [2021-01-07 05:24:25,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-01-07 05:24:25,366 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:25,367 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-01-07 05:24:25,368 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:25,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:25,377 INFO L82 PathProgramCache]: Analyzing trace with hash 28730130, now seen corresponding path program 1 times [2021-01-07 05:24:25,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:25,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18391958] [2021-01-07 05:24:25,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:25,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:25,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18391958] [2021-01-07 05:24:25,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:25,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 05:24:25,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500978526] [2021-01-07 05:24:25,584 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-07 05:24:25,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:25,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-07 05:24:25,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-07 05:24:25,612 INFO L87 Difference]: Start difference. First operand 288 states. Second operand 2 states. [2021-01-07 05:24:25,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:25,649 INFO L93 Difference]: Finished difference Result 288 states and 300 transitions. [2021-01-07 05:24:25,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-07 05:24:25,650 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2021-01-07 05:24:25,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:25,670 INFO L225 Difference]: With dead ends: 288 [2021-01-07 05:24:25,670 INFO L226 Difference]: Without dead ends: 286 [2021-01-07 05:24:25,672 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 [2021-01-07 05:24:25,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2021-01-07 05:24:25,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 286. [2021-01-07 05:24:25,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2021-01-07 05:24:25,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 298 transitions. [2021-01-07 05:24:25,776 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 298 transitions. Word has length 5 [2021-01-07 05:24:25,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:25,777 INFO L481 AbstractCegarLoop]: Abstraction has 286 states and 298 transitions. [2021-01-07 05:24:25,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-07 05:24:25,777 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 298 transitions. [2021-01-07 05:24:25,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-01-07 05:24:25,778 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:25,778 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-01-07 05:24:25,778 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-07 05:24:25,779 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:25,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:25,782 INFO L82 PathProgramCache]: Analyzing trace with hash 889570866, now seen corresponding path program 1 times [2021-01-07 05:24:25,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:25,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648770293] [2021-01-07 05:24:25,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:25,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:25,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648770293] [2021-01-07 05:24:25,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:25,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 05:24:25,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019353132] [2021-01-07 05:24:25,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:24:25,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:25,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:24:25,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:25,889 INFO L87 Difference]: Start difference. First operand 286 states and 298 transitions. Second operand 3 states. [2021-01-07 05:24:26,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:26,271 INFO L93 Difference]: Finished difference Result 430 states and 448 transitions. [2021-01-07 05:24:26,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:24:26,272 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2021-01-07 05:24:26,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:26,276 INFO L225 Difference]: With dead ends: 430 [2021-01-07 05:24:26,276 INFO L226 Difference]: Without dead ends: 429 [2021-01-07 05:24:26,277 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:26,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2021-01-07 05:24:26,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 289. [2021-01-07 05:24:26,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2021-01-07 05:24:26,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 302 transitions. [2021-01-07 05:24:26,311 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 302 transitions. Word has length 6 [2021-01-07 05:24:26,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:26,311 INFO L481 AbstractCegarLoop]: Abstraction has 289 states and 302 transitions. [2021-01-07 05:24:26,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:24:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 302 transitions. [2021-01-07 05:24:26,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-01-07 05:24:26,312 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:26,312 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-01-07 05:24:26,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-07 05:24:26,315 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:26,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:26,319 INFO L82 PathProgramCache]: Analyzing trace with hash 889571339, now seen corresponding path program 1 times [2021-01-07 05:24:26,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:26,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863084785] [2021-01-07 05:24:26,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:26,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:26,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863084785] [2021-01-07 05:24:26,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:26,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 05:24:26,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409333827] [2021-01-07 05:24:26,418 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:24:26,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:26,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:24:26,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:26,420 INFO L87 Difference]: Start difference. First operand 289 states and 302 transitions. Second operand 3 states. [2021-01-07 05:24:26,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:26,776 INFO L93 Difference]: Finished difference Result 524 states and 546 transitions. [2021-01-07 05:24:26,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:24:26,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2021-01-07 05:24:26,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:26,780 INFO L225 Difference]: With dead ends: 524 [2021-01-07 05:24:26,780 INFO L226 Difference]: Without dead ends: 524 [2021-01-07 05:24:26,781 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:26,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2021-01-07 05:24:26,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 287. [2021-01-07 05:24:26,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2021-01-07 05:24:26,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 300 transitions. [2021-01-07 05:24:26,799 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 300 transitions. Word has length 6 [2021-01-07 05:24:26,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:26,799 INFO L481 AbstractCegarLoop]: Abstraction has 287 states and 300 transitions. [2021-01-07 05:24:26,800 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:24:26,800 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 300 transitions. [2021-01-07 05:24:26,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-01-07 05:24:26,800 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:26,800 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-01-07 05:24:26,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-07 05:24:26,801 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:26,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:26,802 INFO L82 PathProgramCache]: Analyzing trace with hash 889571340, now seen corresponding path program 1 times [2021-01-07 05:24:26,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:26,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865957882] [2021-01-07 05:24:26,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:26,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:26,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865957882] [2021-01-07 05:24:26,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:26,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 05:24:26,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948994532] [2021-01-07 05:24:26,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:24:26,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:26,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:24:26,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:26,867 INFO L87 Difference]: Start difference. First operand 287 states and 300 transitions. Second operand 3 states. [2021-01-07 05:24:27,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:27,082 INFO L93 Difference]: Finished difference Result 285 states and 298 transitions. [2021-01-07 05:24:27,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:24:27,083 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2021-01-07 05:24:27,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:27,085 INFO L225 Difference]: With dead ends: 285 [2021-01-07 05:24:27,085 INFO L226 Difference]: Without dead ends: 285 [2021-01-07 05:24:27,086 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:27,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2021-01-07 05:24:27,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 285. [2021-01-07 05:24:27,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2021-01-07 05:24:27,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 298 transitions. [2021-01-07 05:24:27,095 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 298 transitions. Word has length 6 [2021-01-07 05:24:27,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:27,095 INFO L481 AbstractCegarLoop]: Abstraction has 285 states and 298 transitions. [2021-01-07 05:24:27,095 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:24:27,096 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 298 transitions. [2021-01-07 05:24:27,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-01-07 05:24:27,096 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:27,096 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:27,097 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-07 05:24:27,097 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:27,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:27,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1806878059, now seen corresponding path program 1 times [2021-01-07 05:24:27,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:27,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721253210] [2021-01-07 05:24:27,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:27,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:27,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721253210] [2021-01-07 05:24:27,131 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:27,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:24:27,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190843521] [2021-01-07 05:24:27,132 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:24:27,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:27,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:24:27,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:27,134 INFO L87 Difference]: Start difference. First operand 285 states and 298 transitions. Second operand 3 states. [2021-01-07 05:24:27,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:27,179 INFO L93 Difference]: Finished difference Result 300 states and 311 transitions. [2021-01-07 05:24:27,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:24:27,180 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2021-01-07 05:24:27,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:27,182 INFO L225 Difference]: With dead ends: 300 [2021-01-07 05:24:27,182 INFO L226 Difference]: Without dead ends: 299 [2021-01-07 05:24:27,183 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 [2021-01-07 05:24:27,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-01-07 05:24:27,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 284. [2021-01-07 05:24:27,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2021-01-07 05:24:27,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 296 transitions. [2021-01-07 05:24:27,192 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 296 transitions. Word has length 7 [2021-01-07 05:24:27,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:27,193 INFO L481 AbstractCegarLoop]: Abstraction has 284 states and 296 transitions. [2021-01-07 05:24:27,193 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:24:27,193 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 296 transitions. [2021-01-07 05:24:27,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-01-07 05:24:27,194 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:27,194 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:27,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-07 05:24:27,195 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:27,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:27,196 INFO L82 PathProgramCache]: Analyzing trace with hash -2119660206, now seen corresponding path program 1 times [2021-01-07 05:24:27,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:27,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857173235] [2021-01-07 05:24:27,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:27,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:27,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857173235] [2021-01-07 05:24:27,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:27,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 05:24:27,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212879777] [2021-01-07 05:24:27,290 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:24:27,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:27,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:24:27,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:27,293 INFO L87 Difference]: Start difference. First operand 284 states and 296 transitions. Second operand 3 states. [2021-01-07 05:24:27,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:27,687 INFO L93 Difference]: Finished difference Result 456 states and 476 transitions. [2021-01-07 05:24:27,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:24:27,688 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2021-01-07 05:24:27,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:27,691 INFO L225 Difference]: With dead ends: 456 [2021-01-07 05:24:27,691 INFO L226 Difference]: Without dead ends: 456 [2021-01-07 05:24:27,692 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:27,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2021-01-07 05:24:27,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 282. [2021-01-07 05:24:27,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2021-01-07 05:24:27,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 294 transitions. [2021-01-07 05:24:27,701 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 294 transitions. Word has length 11 [2021-01-07 05:24:27,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:27,701 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 294 transitions. [2021-01-07 05:24:27,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:24:27,701 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 294 transitions. [2021-01-07 05:24:27,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-01-07 05:24:27,702 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:27,702 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:27,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-07 05:24:27,703 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:27,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:27,704 INFO L82 PathProgramCache]: Analyzing trace with hash -2119660205, now seen corresponding path program 1 times [2021-01-07 05:24:27,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:27,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827517144] [2021-01-07 05:24:27,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:27,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:27,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827517144] [2021-01-07 05:24:27,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:27,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 05:24:27,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871590934] [2021-01-07 05:24:27,772 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 05:24:27,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:27,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 05:24:27,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:27,775 INFO L87 Difference]: Start difference. First operand 282 states and 294 transitions. Second operand 3 states. [2021-01-07 05:24:28,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:28,065 INFO L93 Difference]: Finished difference Result 366 states and 382 transitions. [2021-01-07 05:24:28,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 05:24:28,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2021-01-07 05:24:28,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:28,071 INFO L225 Difference]: With dead ends: 366 [2021-01-07 05:24:28,072 INFO L226 Difference]: Without dead ends: 366 [2021-01-07 05:24:28,073 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 05:24:28,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-01-07 05:24:28,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 280. [2021-01-07 05:24:28,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2021-01-07 05:24:28,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 292 transitions. [2021-01-07 05:24:28,100 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 292 transitions. Word has length 11 [2021-01-07 05:24:28,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:28,101 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 292 transitions. [2021-01-07 05:24:28,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 05:24:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 292 transitions. [2021-01-07 05:24:28,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-01-07 05:24:28,104 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:28,104 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:28,107 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-07 05:24:28,108 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:28,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:28,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1857745795, now seen corresponding path program 1 times [2021-01-07 05:24:28,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:28,110 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003011404] [2021-01-07 05:24:28,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:28,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:28,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003011404] [2021-01-07 05:24:28,235 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:28,235 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:24:28,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272098251] [2021-01-07 05:24:28,236 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:24:28,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:28,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:24:28,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:24:28,237 INFO L87 Difference]: Start difference. First operand 280 states and 292 transitions. Second operand 4 states. [2021-01-07 05:24:28,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:28,321 INFO L93 Difference]: Finished difference Result 484 states and 505 transitions. [2021-01-07 05:24:28,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:24:28,321 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2021-01-07 05:24:28,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:28,324 INFO L225 Difference]: With dead ends: 484 [2021-01-07 05:24:28,325 INFO L226 Difference]: Without dead ends: 484 [2021-01-07 05:24:28,325 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:28,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2021-01-07 05:24:28,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 280. [2021-01-07 05:24:28,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2021-01-07 05:24:28,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 291 transitions. [2021-01-07 05:24:28,336 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 291 transitions. Word has length 17 [2021-01-07 05:24:28,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:28,336 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 291 transitions. [2021-01-07 05:24:28,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:24:28,337 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 291 transitions. [2021-01-07 05:24:28,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-01-07 05:24:28,337 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:28,337 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:28,338 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-07 05:24:28,338 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:28,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:28,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1755529786, now seen corresponding path program 1 times [2021-01-07 05:24:28,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:28,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601450643] [2021-01-07 05:24:28,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:28,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:28,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601450643] [2021-01-07 05:24:28,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:28,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:24:28,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834295632] [2021-01-07 05:24:28,401 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:24:28,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:28,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:24:28,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:28,402 INFO L87 Difference]: Start difference. First operand 280 states and 291 transitions. Second operand 5 states. [2021-01-07 05:24:28,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:28,647 INFO L93 Difference]: Finished difference Result 933 states and 974 transitions. [2021-01-07 05:24:28,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 05:24:28,648 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2021-01-07 05:24:28,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:28,654 INFO L225 Difference]: With dead ends: 933 [2021-01-07 05:24:28,654 INFO L226 Difference]: Without dead ends: 933 [2021-01-07 05:24:28,655 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:28,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2021-01-07 05:24:28,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 282. [2021-01-07 05:24:28,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2021-01-07 05:24:28,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 296 transitions. [2021-01-07 05:24:28,668 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 296 transitions. Word has length 18 [2021-01-07 05:24:28,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:28,668 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 296 transitions. [2021-01-07 05:24:28,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:24:28,668 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 296 transitions. [2021-01-07 05:24:28,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-01-07 05:24:28,669 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:28,669 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:28,670 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-07 05:24:28,670 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:28,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:28,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1413145397, now seen corresponding path program 1 times [2021-01-07 05:24:28,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:28,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608784533] [2021-01-07 05:24:28,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:28,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:28,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608784533] [2021-01-07 05:24:28,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:28,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:24:28,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156585842] [2021-01-07 05:24:28,771 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:24:28,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:28,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:24:28,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:28,773 INFO L87 Difference]: Start difference. First operand 282 states and 296 transitions. Second operand 5 states. [2021-01-07 05:24:29,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:29,563 INFO L93 Difference]: Finished difference Result 564 states and 592 transitions. [2021-01-07 05:24:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 05:24:29,564 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2021-01-07 05:24:29,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:29,569 INFO L225 Difference]: With dead ends: 564 [2021-01-07 05:24:29,569 INFO L226 Difference]: Without dead ends: 564 [2021-01-07 05:24:29,571 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:29,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2021-01-07 05:24:29,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 274. [2021-01-07 05:24:29,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2021-01-07 05:24:29,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 288 transitions. [2021-01-07 05:24:29,584 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 288 transitions. Word has length 19 [2021-01-07 05:24:29,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:29,585 INFO L481 AbstractCegarLoop]: Abstraction has 274 states and 288 transitions. [2021-01-07 05:24:29,585 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:24:29,585 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 288 transitions. [2021-01-07 05:24:29,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-01-07 05:24:29,586 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:29,586 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:29,587 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-07 05:24:29,588 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:29,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:29,588 INFO L82 PathProgramCache]: Analyzing trace with hash -1413145396, now seen corresponding path program 1 times [2021-01-07 05:24:29,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:29,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125826072] [2021-01-07 05:24:29,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:29,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:29,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125826072] [2021-01-07 05:24:29,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:29,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:24:29,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165577770] [2021-01-07 05:24:29,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:24:29,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:29,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:24:29,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:29,754 INFO L87 Difference]: Start difference. First operand 274 states and 288 transitions. Second operand 5 states. [2021-01-07 05:24:30,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:30,443 INFO L93 Difference]: Finished difference Result 641 states and 669 transitions. [2021-01-07 05:24:30,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 05:24:30,444 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2021-01-07 05:24:30,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:30,450 INFO L225 Difference]: With dead ends: 641 [2021-01-07 05:24:30,451 INFO L226 Difference]: Without dead ends: 641 [2021-01-07 05:24:30,451 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:30,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2021-01-07 05:24:30,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 317. [2021-01-07 05:24:30,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317 states. [2021-01-07 05:24:30,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 354 transitions. [2021-01-07 05:24:30,465 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 354 transitions. Word has length 19 [2021-01-07 05:24:30,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:30,465 INFO L481 AbstractCegarLoop]: Abstraction has 317 states and 354 transitions. [2021-01-07 05:24:30,465 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:24:30,465 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 354 transitions. [2021-01-07 05:24:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-01-07 05:24:30,467 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:30,467 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:30,467 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-07 05:24:30,467 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:30,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:30,468 INFO L82 PathProgramCache]: Analyzing trace with hash 2057282400, now seen corresponding path program 1 times [2021-01-07 05:24:30,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:30,469 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123339594] [2021-01-07 05:24:30,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:30,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:30,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-07 05:24:30,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123339594] [2021-01-07 05:24:30,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:30,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:24:30,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370775941] [2021-01-07 05:24:30,543 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:24:30,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:30,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:24:30,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:30,544 INFO L87 Difference]: Start difference. First operand 317 states and 354 transitions. Second operand 5 states. [2021-01-07 05:24:30,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:30,847 INFO L93 Difference]: Finished difference Result 401 states and 441 transitions. [2021-01-07 05:24:30,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:24:30,848 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-01-07 05:24:30,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:30,851 INFO L225 Difference]: With dead ends: 401 [2021-01-07 05:24:30,851 INFO L226 Difference]: Without dead ends: 401 [2021-01-07 05:24:30,852 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:24:30,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2021-01-07 05:24:30,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 315. [2021-01-07 05:24:30,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2021-01-07 05:24:30,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 351 transitions. [2021-01-07 05:24:30,861 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 351 transitions. Word has length 25 [2021-01-07 05:24:30,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:30,861 INFO L481 AbstractCegarLoop]: Abstraction has 315 states and 351 transitions. [2021-01-07 05:24:30,861 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:24:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 351 transitions. [2021-01-07 05:24:30,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-01-07 05:24:30,863 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:30,863 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:30,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-07 05:24:30,864 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:30,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:30,864 INFO L82 PathProgramCache]: Analyzing trace with hash 2023881727, now seen corresponding path program 1 times [2021-01-07 05:24:30,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:30,865 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982538048] [2021-01-07 05:24:30,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:30,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:30,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-07 05:24:30,930 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982538048] [2021-01-07 05:24:30,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:30,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:24:30,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896344316] [2021-01-07 05:24:30,931 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:24:30,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:30,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:24:30,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:30,932 INFO L87 Difference]: Start difference. First operand 315 states and 351 transitions. Second operand 5 states. [2021-01-07 05:24:31,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:31,170 INFO L93 Difference]: Finished difference Result 313 states and 348 transitions. [2021-01-07 05:24:31,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:24:31,171 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2021-01-07 05:24:31,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:31,173 INFO L225 Difference]: With dead ends: 313 [2021-01-07 05:24:31,174 INFO L226 Difference]: Without dead ends: 313 [2021-01-07 05:24:31,174 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:24:31,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2021-01-07 05:24:31,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 313. [2021-01-07 05:24:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2021-01-07 05:24:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 348 transitions. [2021-01-07 05:24:31,184 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 348 transitions. Word has length 25 [2021-01-07 05:24:31,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:31,184 INFO L481 AbstractCegarLoop]: Abstraction has 313 states and 348 transitions. [2021-01-07 05:24:31,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:24:31,184 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 348 transitions. [2021-01-07 05:24:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-01-07 05:24:31,185 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:31,186 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:31,186 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-07 05:24:31,186 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:31,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:31,187 INFO L82 PathProgramCache]: Analyzing trace with hash -677340423, now seen corresponding path program 1 times [2021-01-07 05:24:31,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:31,188 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602174273] [2021-01-07 05:24:31,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:31,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:31,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602174273] [2021-01-07 05:24:31,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:31,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-07 05:24:31,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984940259] [2021-01-07 05:24:31,291 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 05:24:31,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:31,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 05:24:31,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:31,292 INFO L87 Difference]: Start difference. First operand 313 states and 348 transitions. Second operand 8 states. [2021-01-07 05:24:31,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:31,851 INFO L93 Difference]: Finished difference Result 641 states and 669 transitions. [2021-01-07 05:24:31,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 05:24:31,851 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2021-01-07 05:24:31,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:31,856 INFO L225 Difference]: With dead ends: 641 [2021-01-07 05:24:31,856 INFO L226 Difference]: Without dead ends: 641 [2021-01-07 05:24:31,856 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2021-01-07 05:24:31,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2021-01-07 05:24:31,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 313. [2021-01-07 05:24:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2021-01-07 05:24:31,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 347 transitions. [2021-01-07 05:24:31,868 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 347 transitions. Word has length 28 [2021-01-07 05:24:31,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:31,868 INFO L481 AbstractCegarLoop]: Abstraction has 313 states and 347 transitions. [2021-01-07 05:24:31,868 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-07 05:24:31,869 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 347 transitions. [2021-01-07 05:24:31,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-01-07 05:24:31,870 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:31,870 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:31,870 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-07 05:24:31,870 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:31,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:31,871 INFO L82 PathProgramCache]: Analyzing trace with hash 715528571, now seen corresponding path program 1 times [2021-01-07 05:24:31,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:31,872 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672075234] [2021-01-07 05:24:31,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:31,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:31,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672075234] [2021-01-07 05:24:31,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:31,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-07 05:24:31,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714255874] [2021-01-07 05:24:31,979 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 05:24:31,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:31,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 05:24:31,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:31,980 INFO L87 Difference]: Start difference. First operand 313 states and 347 transitions. Second operand 8 states. [2021-01-07 05:24:32,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:32,534 INFO L93 Difference]: Finished difference Result 639 states and 667 transitions. [2021-01-07 05:24:32,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 05:24:32,534 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2021-01-07 05:24:32,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:32,538 INFO L225 Difference]: With dead ends: 639 [2021-01-07 05:24:32,538 INFO L226 Difference]: Without dead ends: 639 [2021-01-07 05:24:32,542 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2021-01-07 05:24:32,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 639 states. [2021-01-07 05:24:32,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 639 to 313. [2021-01-07 05:24:32,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2021-01-07 05:24:32,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 346 transitions. [2021-01-07 05:24:32,557 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 346 transitions. Word has length 28 [2021-01-07 05:24:32,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:32,557 INFO L481 AbstractCegarLoop]: Abstraction has 313 states and 346 transitions. [2021-01-07 05:24:32,557 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-07 05:24:32,557 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 346 transitions. [2021-01-07 05:24:32,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-01-07 05:24:32,563 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:32,564 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:32,564 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-07 05:24:32,564 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:32,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:32,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1911076575, now seen corresponding path program 1 times [2021-01-07 05:24:32,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:32,565 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507203202] [2021-01-07 05:24:32,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:32,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:32,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507203202] [2021-01-07 05:24:32,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:32,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:24:32,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109747635] [2021-01-07 05:24:32,719 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 05:24:32,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:32,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 05:24:32,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:32,720 INFO L87 Difference]: Start difference. First operand 313 states and 346 transitions. Second operand 8 states. [2021-01-07 05:24:33,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:33,767 INFO L93 Difference]: Finished difference Result 747 states and 784 transitions. [2021-01-07 05:24:33,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-07 05:24:33,768 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2021-01-07 05:24:33,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:33,773 INFO L225 Difference]: With dead ends: 747 [2021-01-07 05:24:33,773 INFO L226 Difference]: Without dead ends: 747 [2021-01-07 05:24:33,774 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-01-07 05:24:33,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2021-01-07 05:24:33,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 314. [2021-01-07 05:24:33,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2021-01-07 05:24:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 348 transitions. [2021-01-07 05:24:33,787 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 348 transitions. Word has length 30 [2021-01-07 05:24:33,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:33,787 INFO L481 AbstractCegarLoop]: Abstraction has 314 states and 348 transitions. [2021-01-07 05:24:33,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-07 05:24:33,787 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 348 transitions. [2021-01-07 05:24:33,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-01-07 05:24:33,788 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:33,788 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:33,788 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-07 05:24:33,789 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:33,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:33,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1911076576, now seen corresponding path program 1 times [2021-01-07 05:24:33,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:33,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687608330] [2021-01-07 05:24:33,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:33,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:33,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687608330] [2021-01-07 05:24:33,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:33,929 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:24:33,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124197835] [2021-01-07 05:24:33,929 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 05:24:33,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:33,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 05:24:33,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:33,931 INFO L87 Difference]: Start difference. First operand 314 states and 348 transitions. Second operand 8 states. [2021-01-07 05:24:35,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:35,581 INFO L93 Difference]: Finished difference Result 889 states and 930 transitions. [2021-01-07 05:24:35,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-01-07 05:24:35,582 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2021-01-07 05:24:35,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:35,587 INFO L225 Difference]: With dead ends: 889 [2021-01-07 05:24:35,587 INFO L226 Difference]: Without dead ends: 889 [2021-01-07 05:24:35,588 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2021-01-07 05:24:35,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2021-01-07 05:24:35,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 314. [2021-01-07 05:24:35,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2021-01-07 05:24:35,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 347 transitions. [2021-01-07 05:24:35,602 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 347 transitions. Word has length 30 [2021-01-07 05:24:35,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:35,602 INFO L481 AbstractCegarLoop]: Abstraction has 314 states and 347 transitions. [2021-01-07 05:24:35,602 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-07 05:24:35,602 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 347 transitions. [2021-01-07 05:24:35,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-01-07 05:24:35,603 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:35,603 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:35,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-07 05:24:35,604 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:35,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:35,605 INFO L82 PathProgramCache]: Analyzing trace with hash 428380417, now seen corresponding path program 1 times [2021-01-07 05:24:35,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:35,605 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441147883] [2021-01-07 05:24:35,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:35,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:35,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441147883] [2021-01-07 05:24:35,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:35,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:24:35,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911750114] [2021-01-07 05:24:35,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 05:24:35,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:35,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 05:24:35,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:35,713 INFO L87 Difference]: Start difference. First operand 314 states and 347 transitions. Second operand 8 states. [2021-01-07 05:24:36,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:36,798 INFO L93 Difference]: Finished difference Result 745 states and 782 transitions. [2021-01-07 05:24:36,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-07 05:24:36,798 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2021-01-07 05:24:36,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:36,803 INFO L225 Difference]: With dead ends: 745 [2021-01-07 05:24:36,803 INFO L226 Difference]: Without dead ends: 745 [2021-01-07 05:24:36,804 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-01-07 05:24:36,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2021-01-07 05:24:36,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 314. [2021-01-07 05:24:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2021-01-07 05:24:36,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 346 transitions. [2021-01-07 05:24:36,815 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 346 transitions. Word has length 30 [2021-01-07 05:24:36,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:36,815 INFO L481 AbstractCegarLoop]: Abstraction has 314 states and 346 transitions. [2021-01-07 05:24:36,815 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-07 05:24:36,815 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 346 transitions. [2021-01-07 05:24:36,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-01-07 05:24:36,816 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:36,816 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:36,816 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-07 05:24:36,817 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:36,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:36,818 INFO L82 PathProgramCache]: Analyzing trace with hash 428380418, now seen corresponding path program 1 times [2021-01-07 05:24:36,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:36,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172132642] [2021-01-07 05:24:36,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:36,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:36,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172132642] [2021-01-07 05:24:36,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:36,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:24:36,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921493893] [2021-01-07 05:24:36,986 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 05:24:36,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:36,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 05:24:36,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:36,989 INFO L87 Difference]: Start difference. First operand 314 states and 346 transitions. Second operand 8 states. [2021-01-07 05:24:38,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:38,599 INFO L93 Difference]: Finished difference Result 887 states and 928 transitions. [2021-01-07 05:24:38,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-01-07 05:24:38,601 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2021-01-07 05:24:38,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:38,606 INFO L225 Difference]: With dead ends: 887 [2021-01-07 05:24:38,606 INFO L226 Difference]: Without dead ends: 887 [2021-01-07 05:24:38,607 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2021-01-07 05:24:38,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 887 states. [2021-01-07 05:24:38,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 887 to 314. [2021-01-07 05:24:38,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2021-01-07 05:24:38,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 345 transitions. [2021-01-07 05:24:38,618 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 345 transitions. Word has length 30 [2021-01-07 05:24:38,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:38,640 INFO L481 AbstractCegarLoop]: Abstraction has 314 states and 345 transitions. [2021-01-07 05:24:38,640 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-07 05:24:38,640 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 345 transitions. [2021-01-07 05:24:38,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-01-07 05:24:38,641 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:38,641 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:38,641 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-07 05:24:38,641 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:38,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:38,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1701407168, now seen corresponding path program 1 times [2021-01-07 05:24:38,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:38,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134885446] [2021-01-07 05:24:38,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:38,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:38,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134885446] [2021-01-07 05:24:38,818 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:38,818 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-07 05:24:38,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189321150] [2021-01-07 05:24:38,819 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-07 05:24:38,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:38,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-07 05:24:38,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-01-07 05:24:38,821 INFO L87 Difference]: Start difference. First operand 314 states and 345 transitions. Second operand 10 states. [2021-01-07 05:24:40,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:40,517 INFO L93 Difference]: Finished difference Result 633 states and 661 transitions. [2021-01-07 05:24:40,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-01-07 05:24:40,518 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 32 [2021-01-07 05:24:40,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:40,524 INFO L225 Difference]: With dead ends: 633 [2021-01-07 05:24:40,524 INFO L226 Difference]: Without dead ends: 633 [2021-01-07 05:24:40,524 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-01-07 05:24:40,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2021-01-07 05:24:40,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 315. [2021-01-07 05:24:40,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2021-01-07 05:24:40,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 346 transitions. [2021-01-07 05:24:40,536 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 346 transitions. Word has length 32 [2021-01-07 05:24:40,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:40,536 INFO L481 AbstractCegarLoop]: Abstraction has 315 states and 346 transitions. [2021-01-07 05:24:40,536 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-07 05:24:40,537 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 346 transitions. [2021-01-07 05:24:40,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-01-07 05:24:40,537 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:40,537 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:40,537 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-07 05:24:40,538 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:40,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:40,538 INFO L82 PathProgramCache]: Analyzing trace with hash -643275774, now seen corresponding path program 1 times [2021-01-07 05:24:40,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:40,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852259475] [2021-01-07 05:24:40,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:40,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:40,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852259475] [2021-01-07 05:24:40,704 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:40,704 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-07 05:24:40,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158407766] [2021-01-07 05:24:40,705 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-07 05:24:40,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:40,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-07 05:24:40,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-01-07 05:24:40,706 INFO L87 Difference]: Start difference. First operand 315 states and 346 transitions. Second operand 10 states. [2021-01-07 05:24:42,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:42,381 INFO L93 Difference]: Finished difference Result 631 states and 659 transitions. [2021-01-07 05:24:42,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-01-07 05:24:42,381 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 32 [2021-01-07 05:24:42,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:42,384 INFO L225 Difference]: With dead ends: 631 [2021-01-07 05:24:42,385 INFO L226 Difference]: Without dead ends: 631 [2021-01-07 05:24:42,385 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-01-07 05:24:42,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2021-01-07 05:24:42,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 315. [2021-01-07 05:24:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2021-01-07 05:24:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 345 transitions. [2021-01-07 05:24:42,395 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 345 transitions. Word has length 32 [2021-01-07 05:24:42,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:42,396 INFO L481 AbstractCegarLoop]: Abstraction has 315 states and 345 transitions. [2021-01-07 05:24:42,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-07 05:24:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 345 transitions. [2021-01-07 05:24:42,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-01-07 05:24:42,396 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:42,397 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:42,397 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-07 05:24:42,397 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:42,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:42,398 INFO L82 PathProgramCache]: Analyzing trace with hash 321436800, now seen corresponding path program 1 times [2021-01-07 05:24:42,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:42,398 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506857514] [2021-01-07 05:24:42,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:42,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:42,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506857514] [2021-01-07 05:24:42,617 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173625479] [2021-01-07 05:24:42,617 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 [2021-01-07 05:24:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:42,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 31 conjunts are in the unsatisfiable core [2021-01-07 05:24:42,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 05:24:42,992 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:24:42,993 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:43,004 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:43,009 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:24:43,010 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:43,019 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:43,021 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:43,022 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:30, output treesize:22 [2021-01-07 05:24:43,082 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-01-07 05:24:43,083 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:43,093 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:43,094 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:43,095 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:40, output treesize:25 [2021-01-07 05:24:43,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:43,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 05:24:43,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 12 [2021-01-07 05:24:43,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405041163] [2021-01-07 05:24:43,177 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-01-07 05:24:43,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:43,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-01-07 05:24:43,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-01-07 05:24:43,179 INFO L87 Difference]: Start difference. First operand 315 states and 345 transitions. Second operand 12 states. [2021-01-07 05:24:43,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:43,861 INFO L93 Difference]: Finished difference Result 515 states and 554 transitions. [2021-01-07 05:24:43,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-07 05:24:43,861 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 35 [2021-01-07 05:24:43,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:43,865 INFO L225 Difference]: With dead ends: 515 [2021-01-07 05:24:43,865 INFO L226 Difference]: Without dead ends: 515 [2021-01-07 05:24:43,865 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 32 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2021-01-07 05:24:43,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2021-01-07 05:24:43,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 331. [2021-01-07 05:24:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331 states. [2021-01-07 05:24:43,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 362 transitions. [2021-01-07 05:24:43,878 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 362 transitions. Word has length 35 [2021-01-07 05:24:43,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:43,879 INFO L481 AbstractCegarLoop]: Abstraction has 331 states and 362 transitions. [2021-01-07 05:24:43,879 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-01-07 05:24:43,879 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 362 transitions. [2021-01-07 05:24:43,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-07 05:24:43,880 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:43,880 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:44,094 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-01-07 05:24:44,095 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:44,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:44,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1341369141, now seen corresponding path program 1 times [2021-01-07 05:24:44,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:44,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603749167] [2021-01-07 05:24:44,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:44,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-07 05:24:44,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603749167] [2021-01-07 05:24:44,174 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:44,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:24:44,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230637529] [2021-01-07 05:24:44,175 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:24:44,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:44,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:24:44,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:24:44,176 INFO L87 Difference]: Start difference. First operand 331 states and 362 transitions. Second operand 4 states. [2021-01-07 05:24:44,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:44,561 INFO L93 Difference]: Finished difference Result 493 states and 533 transitions. [2021-01-07 05:24:44,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:24:44,561 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2021-01-07 05:24:44,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:44,566 INFO L225 Difference]: With dead ends: 493 [2021-01-07 05:24:44,567 INFO L226 Difference]: Without dead ends: 493 [2021-01-07 05:24:44,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:44,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2021-01-07 05:24:44,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 331. [2021-01-07 05:24:44,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331 states. [2021-01-07 05:24:44,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 364 transitions. [2021-01-07 05:24:44,575 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 364 transitions. Word has length 36 [2021-01-07 05:24:44,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:44,576 INFO L481 AbstractCegarLoop]: Abstraction has 331 states and 364 transitions. [2021-01-07 05:24:44,576 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:24:44,576 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 364 transitions. [2021-01-07 05:24:44,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-07 05:24:44,576 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:44,577 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:44,577 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-07 05:24:44,577 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:44,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:44,578 INFO L82 PathProgramCache]: Analyzing trace with hash -1341369140, now seen corresponding path program 1 times [2021-01-07 05:24:44,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:44,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941757699] [2021-01-07 05:24:44,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:44,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:44,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941757699] [2021-01-07 05:24:44,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:44,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:24:44,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629449347] [2021-01-07 05:24:44,649 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:24:44,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:44,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:24:44,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:44,650 INFO L87 Difference]: Start difference. First operand 331 states and 364 transitions. Second operand 5 states. [2021-01-07 05:24:45,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:45,178 INFO L93 Difference]: Finished difference Result 527 states and 552 transitions. [2021-01-07 05:24:45,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 05:24:45,179 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2021-01-07 05:24:45,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:45,181 INFO L225 Difference]: With dead ends: 527 [2021-01-07 05:24:45,182 INFO L226 Difference]: Without dead ends: 527 [2021-01-07 05:24:45,182 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:45,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2021-01-07 05:24:45,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 337. [2021-01-07 05:24:45,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2021-01-07 05:24:45,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 372 transitions. [2021-01-07 05:24:45,191 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 372 transitions. Word has length 36 [2021-01-07 05:24:45,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:45,191 INFO L481 AbstractCegarLoop]: Abstraction has 337 states and 372 transitions. [2021-01-07 05:24:45,191 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:24:45,191 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 372 transitions. [2021-01-07 05:24:45,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-07 05:24:45,192 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:45,192 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:45,192 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-07 05:24:45,193 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:45,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:45,194 INFO L82 PathProgramCache]: Analyzing trace with hash 1367343203, now seen corresponding path program 1 times [2021-01-07 05:24:45,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:45,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673316003] [2021-01-07 05:24:45,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:45,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:45,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673316003] [2021-01-07 05:24:45,242 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:45,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:24:45,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073419557] [2021-01-07 05:24:45,243 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:24:45,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:45,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:24:45,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:45,244 INFO L87 Difference]: Start difference. First operand 337 states and 372 transitions. Second operand 5 states. [2021-01-07 05:24:45,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:45,345 INFO L93 Difference]: Finished difference Result 499 states and 525 transitions. [2021-01-07 05:24:45,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:24:45,345 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2021-01-07 05:24:45,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:45,347 INFO L225 Difference]: With dead ends: 499 [2021-01-07 05:24:45,348 INFO L226 Difference]: Without dead ends: 499 [2021-01-07 05:24:45,348 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:24:45,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2021-01-07 05:24:45,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 337. [2021-01-07 05:24:45,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2021-01-07 05:24:45,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 371 transitions. [2021-01-07 05:24:45,357 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 371 transitions. Word has length 37 [2021-01-07 05:24:45,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:45,357 INFO L481 AbstractCegarLoop]: Abstraction has 337 states and 371 transitions. [2021-01-07 05:24:45,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:24:45,357 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 371 transitions. [2021-01-07 05:24:45,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-07 05:24:45,358 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:45,358 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:45,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-01-07 05:24:45,358 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:45,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:45,359 INFO L82 PathProgramCache]: Analyzing trace with hash -565441478, now seen corresponding path program 1 times [2021-01-07 05:24:45,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:45,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2835336] [2021-01-07 05:24:45,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:45,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:45,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2835336] [2021-01-07 05:24:45,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:45,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:24:45,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41394576] [2021-01-07 05:24:45,442 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:24:45,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:45,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:24:45,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:45,443 INFO L87 Difference]: Start difference. First operand 337 states and 371 transitions. Second operand 5 states. [2021-01-07 05:24:45,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:45,582 INFO L93 Difference]: Finished difference Result 675 states and 707 transitions. [2021-01-07 05:24:45,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 05:24:45,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2021-01-07 05:24:45,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:45,586 INFO L225 Difference]: With dead ends: 675 [2021-01-07 05:24:45,586 INFO L226 Difference]: Without dead ends: 675 [2021-01-07 05:24:45,586 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:24:45,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2021-01-07 05:24:45,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 337. [2021-01-07 05:24:45,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2021-01-07 05:24:45,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 370 transitions. [2021-01-07 05:24:45,595 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 370 transitions. Word has length 38 [2021-01-07 05:24:45,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:45,596 INFO L481 AbstractCegarLoop]: Abstraction has 337 states and 370 transitions. [2021-01-07 05:24:45,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:24:45,596 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 370 transitions. [2021-01-07 05:24:45,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-07 05:24:45,596 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:45,597 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:45,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-01-07 05:24:45,597 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:45,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:45,597 INFO L82 PathProgramCache]: Analyzing trace with hash -562027173, now seen corresponding path program 1 times [2021-01-07 05:24:45,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:45,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016540300] [2021-01-07 05:24:45,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:45,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-07 05:24:45,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016540300] [2021-01-07 05:24:45,634 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:45,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:24:45,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407821594] [2021-01-07 05:24:45,635 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:24:45,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:45,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:24:45,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:24:45,636 INFO L87 Difference]: Start difference. First operand 337 states and 370 transitions. Second operand 4 states. [2021-01-07 05:24:46,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:46,019 INFO L93 Difference]: Finished difference Result 443 states and 478 transitions. [2021-01-07 05:24:46,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:24:46,019 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2021-01-07 05:24:46,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:46,023 INFO L225 Difference]: With dead ends: 443 [2021-01-07 05:24:46,023 INFO L226 Difference]: Without dead ends: 443 [2021-01-07 05:24:46,024 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:46,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2021-01-07 05:24:46,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 334. [2021-01-07 05:24:46,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2021-01-07 05:24:46,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 364 transitions. [2021-01-07 05:24:46,032 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 364 transitions. Word has length 38 [2021-01-07 05:24:46,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:46,032 INFO L481 AbstractCegarLoop]: Abstraction has 334 states and 364 transitions. [2021-01-07 05:24:46,032 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:24:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 364 transitions. [2021-01-07 05:24:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-07 05:24:46,032 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:46,033 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:46,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-01-07 05:24:46,033 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:46,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:46,034 INFO L82 PathProgramCache]: Analyzing trace with hash -562027172, now seen corresponding path program 1 times [2021-01-07 05:24:46,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:46,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501421545] [2021-01-07 05:24:46,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:46,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:46,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501421545] [2021-01-07 05:24:46,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:46,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-07 05:24:46,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445924314] [2021-01-07 05:24:46,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:24:46,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:46,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:24:46,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:24:46,096 INFO L87 Difference]: Start difference. First operand 334 states and 364 transitions. Second operand 5 states. [2021-01-07 05:24:46,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:46,628 INFO L93 Difference]: Finished difference Result 448 states and 470 transitions. [2021-01-07 05:24:46,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:24:46,629 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2021-01-07 05:24:46,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:46,631 INFO L225 Difference]: With dead ends: 448 [2021-01-07 05:24:46,631 INFO L226 Difference]: Without dead ends: 448 [2021-01-07 05:24:46,632 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:24:46,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2021-01-07 05:24:46,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 334. [2021-01-07 05:24:46,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2021-01-07 05:24:46,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 361 transitions. [2021-01-07 05:24:46,640 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 361 transitions. Word has length 38 [2021-01-07 05:24:46,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:46,640 INFO L481 AbstractCegarLoop]: Abstraction has 334 states and 361 transitions. [2021-01-07 05:24:46,640 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:24:46,640 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 361 transitions. [2021-01-07 05:24:46,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-01-07 05:24:46,641 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:46,641 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:46,641 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-01-07 05:24:46,642 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:46,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:46,642 INFO L82 PathProgramCache]: Analyzing trace with hash 1969707607, now seen corresponding path program 1 times [2021-01-07 05:24:46,643 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:46,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067924277] [2021-01-07 05:24:46,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:46,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:46,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067924277] [2021-01-07 05:24:46,798 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882389834] [2021-01-07 05:24:46,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 05:24:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:46,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 18 conjunts are in the unsatisfiable core [2021-01-07 05:24:46,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 05:24:46,992 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:24:46,994 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:47,001 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:47,005 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:24:47,006 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:47,013 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:47,015 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:47,015 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:30, output treesize:22 [2021-01-07 05:24:47,069 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-01-07 05:24:47,071 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:47,077 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:47,080 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-01-07 05:24:47,083 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:47,087 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:47,088 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:47,089 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:7 [2021-01-07 05:24:47,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:47,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 05:24:47,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 11 [2021-01-07 05:24:47,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881288446] [2021-01-07 05:24:47,118 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-07 05:24:47,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:47,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-07 05:24:47,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-01-07 05:24:47,119 INFO L87 Difference]: Start difference. First operand 334 states and 361 transitions. Second operand 11 states. [2021-01-07 05:24:47,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:47,555 INFO L93 Difference]: Finished difference Result 403 states and 431 transitions. [2021-01-07 05:24:47,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 05:24:47,556 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 40 [2021-01-07 05:24:47,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:47,558 INFO L225 Difference]: With dead ends: 403 [2021-01-07 05:24:47,558 INFO L226 Difference]: Without dead ends: 403 [2021-01-07 05:24:47,558 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2021-01-07 05:24:47,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2021-01-07 05:24:47,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 348. [2021-01-07 05:24:47,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2021-01-07 05:24:47,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 375 transitions. [2021-01-07 05:24:47,566 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 375 transitions. Word has length 40 [2021-01-07 05:24:47,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:47,566 INFO L481 AbstractCegarLoop]: Abstraction has 348 states and 375 transitions. [2021-01-07 05:24:47,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-07 05:24:47,567 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 375 transitions. [2021-01-07 05:24:47,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-01-07 05:24:47,567 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:47,567 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:47,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-01-07 05:24:47,783 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:47,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:47,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1057780572, now seen corresponding path program 1 times [2021-01-07 05:24:47,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:47,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101985534] [2021-01-07 05:24:47,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:48,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:48,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101985534] [2021-01-07 05:24:48,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1911999003] [2021-01-07 05:24:48,078 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 [2021-01-07 05:24:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:48,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 32 conjunts are in the unsatisfiable core [2021-01-07 05:24:48,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 05:24:48,267 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:24:48,268 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:48,278 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:48,283 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:24:48,284 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:48,293 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:48,299 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:48,300 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:33, output treesize:7 [2021-01-07 05:24:48,444 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-01-07 05:24:48,446 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:48,453 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:48,458 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-01-07 05:24:48,460 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:48,465 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:48,466 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:48,466 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:7 [2021-01-07 05:24:48,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:48,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-07 05:24:48,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2021-01-07 05:24:48,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993099854] [2021-01-07 05:24:48,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-07 05:24:48,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:48,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-07 05:24:48,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-01-07 05:24:48,477 INFO L87 Difference]: Start difference. First operand 348 states and 375 transitions. Second operand 9 states. [2021-01-07 05:24:49,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:49,025 INFO L93 Difference]: Finished difference Result 502 states and 527 transitions. [2021-01-07 05:24:49,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-07 05:24:49,025 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2021-01-07 05:24:49,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:49,028 INFO L225 Difference]: With dead ends: 502 [2021-01-07 05:24:49,029 INFO L226 Difference]: Without dead ends: 502 [2021-01-07 05:24:49,029 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=258, Unknown=0, NotChecked=0, Total=342 [2021-01-07 05:24:49,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2021-01-07 05:24:49,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 348. [2021-01-07 05:24:49,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2021-01-07 05:24:49,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 374 transitions. [2021-01-07 05:24:49,039 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 374 transitions. Word has length 40 [2021-01-07 05:24:49,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:49,039 INFO L481 AbstractCegarLoop]: Abstraction has 348 states and 374 transitions. [2021-01-07 05:24:49,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-07 05:24:49,040 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 374 transitions. [2021-01-07 05:24:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-01-07 05:24:49,040 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:49,040 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:49,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 05:24:49,257 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:49,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:49,258 INFO L82 PathProgramCache]: Analyzing trace with hash 172246809, now seen corresponding path program 1 times [2021-01-07 05:24:49,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:49,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203695269] [2021-01-07 05:24:49,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:49,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:49,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203695269] [2021-01-07 05:24:49,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:24:49,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-07 05:24:49,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269268115] [2021-01-07 05:24:49,398 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-07 05:24:49,398 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:49,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-07 05:24:49,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-07 05:24:49,399 INFO L87 Difference]: Start difference. First operand 348 states and 374 transitions. Second operand 9 states. [2021-01-07 05:24:50,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:50,049 INFO L93 Difference]: Finished difference Result 444 states and 465 transitions. [2021-01-07 05:24:50,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-07 05:24:50,051 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 43 [2021-01-07 05:24:50,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:50,053 INFO L225 Difference]: With dead ends: 444 [2021-01-07 05:24:50,054 INFO L226 Difference]: Without dead ends: 444 [2021-01-07 05:24:50,055 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=177, Unknown=0, NotChecked=0, Total=272 [2021-01-07 05:24:50,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2021-01-07 05:24:50,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 348. [2021-01-07 05:24:50,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2021-01-07 05:24:50,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 373 transitions. [2021-01-07 05:24:50,065 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 373 transitions. Word has length 43 [2021-01-07 05:24:50,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:50,065 INFO L481 AbstractCegarLoop]: Abstraction has 348 states and 373 transitions. [2021-01-07 05:24:50,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-07 05:24:50,065 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 373 transitions. [2021-01-07 05:24:50,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-01-07 05:24:50,066 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:50,066 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:50,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-01-07 05:24:50,067 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:50,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:50,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1650523343, now seen corresponding path program 2 times [2021-01-07 05:24:50,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:50,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018810766] [2021-01-07 05:24:50,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:50,301 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:50,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018810766] [2021-01-07 05:24:50,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1523238727] [2021-01-07 05:24:50,301 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 [2021-01-07 05:24:50,406 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-07 05:24:50,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 05:24:50,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 39 conjunts are in the unsatisfiable core [2021-01-07 05:24:50,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 05:24:50,431 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-07 05:24:50,432 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:50,434 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:50,435 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:50,436 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2021-01-07 05:24:50,468 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:50,470 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2021-01-07 05:24:50,472 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:50,486 INFO L625 ElimStorePlain]: treesize reduction 14, result has 44.0 percent of original size [2021-01-07 05:24:50,487 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:50,487 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2021-01-07 05:24:50,587 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:50,588 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 58 [2021-01-07 05:24:50,592 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:50,617 INFO L625 ElimStorePlain]: treesize reduction 28, result has 40.4 percent of original size [2021-01-07 05:24:50,618 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:50,618 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:19 [2021-01-07 05:24:50,670 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-01-07 05:24:50,671 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:50,682 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:50,686 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:50,686 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:33, output treesize:26 [2021-01-07 05:24:50,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:24:50,745 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-01-07 05:24:50,749 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:50,761 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:50,765 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:50,765 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:39, output treesize:32 [2021-01-07 05:24:51,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:24:51,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:24:51,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:24:51,266 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2021-01-07 05:24:51,268 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-07 05:24:51,293 INFO L625 ElimStorePlain]: treesize reduction 3, result has 89.3 percent of original size [2021-01-07 05:24:51,296 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-01-07 05:24:51,297 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:47, output treesize:16 [2021-01-07 05:24:51,351 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:51,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 05:24:51,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 20 [2021-01-07 05:24:51,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141475173] [2021-01-07 05:24:51,354 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-01-07 05:24:51,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:51,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-01-07 05:24:51,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2021-01-07 05:24:51,355 INFO L87 Difference]: Start difference. First operand 348 states and 373 transitions. Second operand 21 states. [2021-01-07 05:24:52,026 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-01-07 05:24:52,409 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2021-01-07 05:24:52,597 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2021-01-07 05:24:55,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:24:55,065 INFO L93 Difference]: Finished difference Result 808 states and 856 transitions. [2021-01-07 05:24:55,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-01-07 05:24:55,066 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 46 [2021-01-07 05:24:55,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:24:55,070 INFO L225 Difference]: With dead ends: 808 [2021-01-07 05:24:55,070 INFO L226 Difference]: Without dead ends: 808 [2021-01-07 05:24:55,071 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 40 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=323, Invalid=937, Unknown=0, NotChecked=0, Total=1260 [2021-01-07 05:24:55,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 808 states. [2021-01-07 05:24:55,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 808 to 350. [2021-01-07 05:24:55,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2021-01-07 05:24:55,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 376 transitions. [2021-01-07 05:24:55,083 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 376 transitions. Word has length 46 [2021-01-07 05:24:55,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:24:55,084 INFO L481 AbstractCegarLoop]: Abstraction has 350 states and 376 transitions. [2021-01-07 05:24:55,084 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2021-01-07 05:24:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 376 transitions. [2021-01-07 05:24:55,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-01-07 05:24:55,084 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:24:55,084 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:24:55,299 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 05:24:55,300 INFO L429 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:24:55,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:24:55,302 INFO L82 PathProgramCache]: Analyzing trace with hash 1650523344, now seen corresponding path program 1 times [2021-01-07 05:24:55,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:24:55,302 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443359277] [2021-01-07 05:24:55,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:24:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:55,604 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:55,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443359277] [2021-01-07 05:24:55,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1502208607] [2021-01-07 05:24:55,607 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 [2021-01-07 05:24:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:24:55,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 54 conjunts are in the unsatisfiable core [2021-01-07 05:24:55,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 05:24:55,771 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-07 05:24:55,773 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:55,780 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:55,785 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-07 05:24:55,785 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:55,792 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:55,792 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:24:55,796 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2021-01-07 05:24:55,864 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:55,865 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-01-07 05:24:55,867 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:24:55,871 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:55,880 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:55,884 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-01-07 05:24:55,885 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:55,901 INFO L625 ElimStorePlain]: treesize reduction 4, result has 77.8 percent of original size [2021-01-07 05:24:55,902 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-07 05:24:55,902 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:14 [2021-01-07 05:24:55,984 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:55,985 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 58 [2021-01-07 05:24:55,987 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:56,027 INFO L625 ElimStorePlain]: treesize reduction 24, result has 55.6 percent of original size [2021-01-07 05:24:56,029 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:24:56,030 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-01-07 05:24:56,030 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:30 [2021-01-07 05:24:56,032 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:24:56,081 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:24:56,126 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:24:56,249 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 1] term [2021-01-07 05:24:56,250 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:24:56,252 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:24:56,273 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:24:56,274 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:56,284 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:24:56,285 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:56,402 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-01-07 05:24:56,403 INFO L625 ElimStorePlain]: treesize reduction 4, result has 95.7 percent of original size [2021-01-07 05:24:56,412 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:24:56,413 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:56,466 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:56,474 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:24:56,475 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:56,528 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:56,532 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2021-01-07 05:24:56,533 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:100, output treesize:80 [2021-01-07 05:24:56,966 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:24:56,968 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:24:56,970 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 05:24:56,995 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2021-01-07 05:24:56,998 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:57,004 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2021-01-07 05:24:57,005 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:57,050 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:57,057 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-01-07 05:24:57,059 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:57,064 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-01-07 05:24:57,066 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-07 05:24:57,101 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:24:57,105 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2021-01-07 05:24:57,106 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:116, output treesize:38 [2021-01-07 05:24:57,306 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:24:57,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 05:24:57,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 22 [2021-01-07 05:24:57,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778201710] [2021-01-07 05:24:57,308 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-01-07 05:24:57,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:24:57,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-01-07 05:24:57,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2021-01-07 05:24:57,309 INFO L87 Difference]: Start difference. First operand 350 states and 376 transitions. Second operand 23 states. [2021-01-07 05:24:57,959 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-01-07 05:24:58,217 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2021-01-07 05:24:58,651 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2021-01-07 05:24:59,104 WARN L197 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2021-01-07 05:24:59,693 WARN L197 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 82 [2021-01-07 05:24:59,997 WARN L197 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 63 [2021-01-07 05:25:01,692 WARN L197 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2021-01-07 05:25:03,133 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2021-01-07 05:25:03,725 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2021-01-07 05:25:03,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:25:03,806 INFO L93 Difference]: Finished difference Result 1054 states and 1106 transitions. [2021-01-07 05:25:03,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-01-07 05:25:03,806 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 46 [2021-01-07 05:25:03,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:25:03,811 INFO L225 Difference]: With dead ends: 1054 [2021-01-07 05:25:03,811 INFO L226 Difference]: Without dead ends: 1054 [2021-01-07 05:25:03,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 36 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 361 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=371, Invalid=1351, Unknown=0, NotChecked=0, Total=1722 [2021-01-07 05:25:03,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-01-07 05:25:03,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 373. [2021-01-07 05:25:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2021-01-07 05:25:03,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 406 transitions. [2021-01-07 05:25:03,824 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 406 transitions. Word has length 46 [2021-01-07 05:25:03,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:25:03,824 INFO L481 AbstractCegarLoop]: Abstraction has 373 states and 406 transitions. [2021-01-07 05:25:03,824 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2021-01-07 05:25:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 406 transitions. [2021-01-07 05:25:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-01-07 05:25:03,825 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:25:03,825 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:25:04,040 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-01-07 05:25:04,041 INFO L429 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:25:04,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:25:04,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1036755169, now seen corresponding path program 1 times [2021-01-07 05:25:04,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:25:04,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318868064] [2021-01-07 05:25:04,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:25:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:04,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-07 05:25:04,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318868064] [2021-01-07 05:25:04,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:25:04,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-07 05:25:04,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134725909] [2021-01-07 05:25:04,129 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 05:25:04,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:25:04,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 05:25:04,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-01-07 05:25:04,130 INFO L87 Difference]: Start difference. First operand 373 states and 406 transitions. Second operand 8 states. [2021-01-07 05:25:04,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:25:04,967 INFO L93 Difference]: Finished difference Result 561 states and 602 transitions. [2021-01-07 05:25:04,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-07 05:25:04,969 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 47 [2021-01-07 05:25:04,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:25:04,971 INFO L225 Difference]: With dead ends: 561 [2021-01-07 05:25:04,971 INFO L226 Difference]: Without dead ends: 561 [2021-01-07 05:25:04,972 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2021-01-07 05:25:04,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2021-01-07 05:25:04,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 387. [2021-01-07 05:25:04,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2021-01-07 05:25:04,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 420 transitions. [2021-01-07 05:25:04,989 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 420 transitions. Word has length 47 [2021-01-07 05:25:04,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:25:04,990 INFO L481 AbstractCegarLoop]: Abstraction has 387 states and 420 transitions. [2021-01-07 05:25:04,990 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-07 05:25:04,990 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 420 transitions. [2021-01-07 05:25:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-01-07 05:25:04,990 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:25:04,991 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:25:04,991 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-01-07 05:25:04,991 INFO L429 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:25:04,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:25:04,992 INFO L82 PathProgramCache]: Analyzing trace with hash 1036755170, now seen corresponding path program 1 times [2021-01-07 05:25:04,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:25:04,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060979193] [2021-01-07 05:25:04,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:25:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:05,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:25:05,202 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060979193] [2021-01-07 05:25:05,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:25:05,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-07 05:25:05,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556082237] [2021-01-07 05:25:05,203 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-07 05:25:05,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:25:05,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-07 05:25:05,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-07 05:25:05,205 INFO L87 Difference]: Start difference. First operand 387 states and 420 transitions. Second operand 11 states. [2021-01-07 05:25:06,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:25:06,703 INFO L93 Difference]: Finished difference Result 491 states and 521 transitions. [2021-01-07 05:25:06,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-07 05:25:06,704 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 47 [2021-01-07 05:25:06,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:25:06,706 INFO L225 Difference]: With dead ends: 491 [2021-01-07 05:25:06,706 INFO L226 Difference]: Without dead ends: 491 [2021-01-07 05:25:06,707 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2021-01-07 05:25:06,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2021-01-07 05:25:06,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 390. [2021-01-07 05:25:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2021-01-07 05:25:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 423 transitions. [2021-01-07 05:25:06,716 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 423 transitions. Word has length 47 [2021-01-07 05:25:06,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:25:06,716 INFO L481 AbstractCegarLoop]: Abstraction has 390 states and 423 transitions. [2021-01-07 05:25:06,716 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-07 05:25:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 423 transitions. [2021-01-07 05:25:06,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-01-07 05:25:06,717 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:25:06,718 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:25:06,718 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-01-07 05:25:06,718 INFO L429 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:25:06,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:25:06,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1955354687, now seen corresponding path program 1 times [2021-01-07 05:25:06,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:25:06,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112326390] [2021-01-07 05:25:06,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:25:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:06,828 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-01-07 05:25:06,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112326390] [2021-01-07 05:25:06,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622772640] [2021-01-07 05:25:06,829 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 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 [2021-01-07 05:25:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:06,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 21 conjunts are in the unsatisfiable core [2021-01-07 05:25:06,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 05:25:07,029 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:07,031 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:07,032 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 05:25:07,044 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-01-07 05:25:07,049 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:07,055 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 8 [2021-01-07 05:25:07,056 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:07,072 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:07,077 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 8 [2021-01-07 05:25:07,078 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:07,082 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-01-07 05:25:07,083 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:07,089 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:07,089 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-01-07 05:25:07,090 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:59, output treesize:9 [2021-01-07 05:25:07,133 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-01-07 05:25:07,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-07 05:25:07,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 10 [2021-01-07 05:25:07,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280172094] [2021-01-07 05:25:07,134 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:25:07,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:25:07,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:25:07,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-01-07 05:25:07,135 INFO L87 Difference]: Start difference. First operand 390 states and 423 transitions. Second operand 6 states. [2021-01-07 05:25:07,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:25:07,465 INFO L93 Difference]: Finished difference Result 386 states and 417 transitions. [2021-01-07 05:25:07,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 05:25:07,466 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 49 [2021-01-07 05:25:07,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:25:07,468 INFO L225 Difference]: With dead ends: 386 [2021-01-07 05:25:07,468 INFO L226 Difference]: Without dead ends: 386 [2021-01-07 05:25:07,469 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-01-07 05:25:07,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2021-01-07 05:25:07,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 386. [2021-01-07 05:25:07,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2021-01-07 05:25:07,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 417 transitions. [2021-01-07 05:25:07,479 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 417 transitions. Word has length 49 [2021-01-07 05:25:07,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:25:07,479 INFO L481 AbstractCegarLoop]: Abstraction has 386 states and 417 transitions. [2021-01-07 05:25:07,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:25:07,479 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 417 transitions. [2021-01-07 05:25:07,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-07 05:25:07,480 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:25:07,480 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:25:07,693 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 05:25:07,694 INFO L429 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:25:07,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:25:07,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1011562863, now seen corresponding path program 1 times [2021-01-07 05:25:07,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:25:07,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047442339] [2021-01-07 05:25:07,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:25:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:07,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-07 05:25:07,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047442339] [2021-01-07 05:25:07,754 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:25:07,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:25:07,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478148942] [2021-01-07 05:25:07,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 05:25:07,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:25:07,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 05:25:07,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:25:07,756 INFO L87 Difference]: Start difference. First operand 386 states and 417 transitions. Second operand 5 states. [2021-01-07 05:25:07,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:25:07,942 INFO L93 Difference]: Finished difference Result 384 states and 414 transitions. [2021-01-07 05:25:07,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 05:25:07,942 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2021-01-07 05:25:07,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:25:07,944 INFO L225 Difference]: With dead ends: 384 [2021-01-07 05:25:07,945 INFO L226 Difference]: Without dead ends: 384 [2021-01-07 05:25:07,945 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:25:07,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-01-07 05:25:07,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 384. [2021-01-07 05:25:07,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2021-01-07 05:25:07,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 414 transitions. [2021-01-07 05:25:07,953 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 414 transitions. Word has length 51 [2021-01-07 05:25:07,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:25:07,953 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 414 transitions. [2021-01-07 05:25:07,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 05:25:07,954 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 414 transitions. [2021-01-07 05:25:07,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-07 05:25:07,954 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:25:07,954 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:25:07,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-01-07 05:25:07,955 INFO L429 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:25:07,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:25:07,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1011613431, now seen corresponding path program 1 times [2021-01-07 05:25:07,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:25:07,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375914233] [2021-01-07 05:25:07,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:25:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-07 05:25:08,125 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375914233] [2021-01-07 05:25:08,125 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:25:08,125 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-07 05:25:08,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483315015] [2021-01-07 05:25:08,126 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-07 05:25:08,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:25:08,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-07 05:25:08,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-01-07 05:25:08,127 INFO L87 Difference]: Start difference. First operand 384 states and 414 transitions. Second operand 10 states. [2021-01-07 05:25:08,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:25:08,923 INFO L93 Difference]: Finished difference Result 545 states and 582 transitions. [2021-01-07 05:25:08,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-07 05:25:08,924 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 51 [2021-01-07 05:25:08,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:25:08,927 INFO L225 Difference]: With dead ends: 545 [2021-01-07 05:25:08,927 INFO L226 Difference]: Without dead ends: 545 [2021-01-07 05:25:08,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2021-01-07 05:25:08,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2021-01-07 05:25:08,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 383. [2021-01-07 05:25:08,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2021-01-07 05:25:08,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 412 transitions. [2021-01-07 05:25:08,935 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 412 transitions. Word has length 51 [2021-01-07 05:25:08,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:25:08,935 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 412 transitions. [2021-01-07 05:25:08,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-07 05:25:08,935 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 412 transitions. [2021-01-07 05:25:08,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-07 05:25:08,936 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:25:08,936 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:25:08,936 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-01-07 05:25:08,937 INFO L429 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:25:08,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:25:08,937 INFO L82 PathProgramCache]: Analyzing trace with hash -1507462296, now seen corresponding path program 2 times [2021-01-07 05:25:08,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:25:08,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141361812] [2021-01-07 05:25:08,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:25:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:09,104 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:25:09,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141361812] [2021-01-07 05:25:09,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921211373] [2021-01-07 05:25:09,105 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 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 [2021-01-07 05:25:09,212 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-01-07 05:25:09,213 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 05:25:09,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 33 conjunts are in the unsatisfiable core [2021-01-07 05:25:09,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 05:25:09,385 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-01-07 05:25:09,387 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:09,394 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:09,397 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-01-07 05:25:09,399 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:09,404 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:09,405 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:25:09,405 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:37, output treesize:7 [2021-01-07 05:25:09,477 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-01-07 05:25:09,477 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-07 05:25:09,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [11] total 17 [2021-01-07 05:25:09,477 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305579610] [2021-01-07 05:25:09,478 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 05:25:09,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:25:09,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 05:25:09,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2021-01-07 05:25:09,479 INFO L87 Difference]: Start difference. First operand 383 states and 412 transitions. Second operand 8 states. [2021-01-07 05:25:10,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:25:10,202 INFO L93 Difference]: Finished difference Result 473 states and 504 transitions. [2021-01-07 05:25:10,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-07 05:25:10,202 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2021-01-07 05:25:10,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:25:10,205 INFO L225 Difference]: With dead ends: 473 [2021-01-07 05:25:10,205 INFO L226 Difference]: Without dead ends: 473 [2021-01-07 05:25:10,205 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=69, Invalid=437, Unknown=0, NotChecked=0, Total=506 [2021-01-07 05:25:10,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2021-01-07 05:25:10,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 387. [2021-01-07 05:25:10,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2021-01-07 05:25:10,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 416 transitions. [2021-01-07 05:25:10,212 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 416 transitions. Word has length 51 [2021-01-07 05:25:10,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:25:10,213 INFO L481 AbstractCegarLoop]: Abstraction has 387 states and 416 transitions. [2021-01-07 05:25:10,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-07 05:25:10,213 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 416 transitions. [2021-01-07 05:25:10,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-01-07 05:25:10,214 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:25:10,214 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:25:10,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-01-07 05:25:10,429 INFO L429 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:25:10,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:25:10,430 INFO L82 PathProgramCache]: Analyzing trace with hash -808291000, now seen corresponding path program 1 times [2021-01-07 05:25:10,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:25:10,431 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801615897] [2021-01-07 05:25:10,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:25:10,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:10,486 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-01-07 05:25:10,487 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801615897] [2021-01-07 05:25:10,487 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:25:10,487 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-07 05:25:10,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883702823] [2021-01-07 05:25:10,488 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 05:25:10,488 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:25:10,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 05:25:10,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-07 05:25:10,488 INFO L87 Difference]: Start difference. First operand 387 states and 416 transitions. Second operand 6 states. [2021-01-07 05:25:11,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:25:11,215 INFO L93 Difference]: Finished difference Result 587 states and 625 transitions. [2021-01-07 05:25:11,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-07 05:25:11,215 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2021-01-07 05:25:11,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:25:11,220 INFO L225 Difference]: With dead ends: 587 [2021-01-07 05:25:11,220 INFO L226 Difference]: Without dead ends: 587 [2021-01-07 05:25:11,221 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-01-07 05:25:11,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-01-07 05:25:11,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 390. [2021-01-07 05:25:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2021-01-07 05:25:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 420 transitions. [2021-01-07 05:25:11,235 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 420 transitions. Word has length 54 [2021-01-07 05:25:11,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:25:11,236 INFO L481 AbstractCegarLoop]: Abstraction has 390 states and 420 transitions. [2021-01-07 05:25:11,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 05:25:11,237 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 420 transitions. [2021-01-07 05:25:11,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-01-07 05:25:11,238 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:25:11,238 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:25:11,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-01-07 05:25:11,239 INFO L429 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:25:11,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:25:11,240 INFO L82 PathProgramCache]: Analyzing trace with hash -808290999, now seen corresponding path program 1 times [2021-01-07 05:25:11,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:25:11,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326513858] [2021-01-07 05:25:11,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:25:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:11,364 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 05:25:11,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326513858] [2021-01-07 05:25:11,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:25:11,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-07 05:25:11,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709109009] [2021-01-07 05:25:11,365 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 05:25:11,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:25:11,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 05:25:11,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-07 05:25:11,366 INFO L87 Difference]: Start difference. First operand 390 states and 420 transitions. Second operand 7 states. [2021-01-07 05:25:12,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:25:12,287 INFO L93 Difference]: Finished difference Result 615 states and 652 transitions. [2021-01-07 05:25:12,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 05:25:12,288 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2021-01-07 05:25:12,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:25:12,290 INFO L225 Difference]: With dead ends: 615 [2021-01-07 05:25:12,290 INFO L226 Difference]: Without dead ends: 615 [2021-01-07 05:25:12,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-01-07 05:25:12,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2021-01-07 05:25:12,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 407. [2021-01-07 05:25:12,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2021-01-07 05:25:12,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 445 transitions. [2021-01-07 05:25:12,302 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 445 transitions. Word has length 54 [2021-01-07 05:25:12,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:25:12,303 INFO L481 AbstractCegarLoop]: Abstraction has 407 states and 445 transitions. [2021-01-07 05:25:12,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 05:25:12,303 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 445 transitions. [2021-01-07 05:25:12,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-01-07 05:25:12,303 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:25:12,304 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:25:12,304 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-01-07 05:25:12,305 INFO L429 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:25:12,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:25:12,306 INFO L82 PathProgramCache]: Analyzing trace with hash 1406868309, now seen corresponding path program 1 times [2021-01-07 05:25:12,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:25:12,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101637122] [2021-01-07 05:25:12,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:25:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:25:12,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101637122] [2021-01-07 05:25:12,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 05:25:12,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-07 05:25:12,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206409969] [2021-01-07 05:25:12,368 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-07 05:25:12,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:25:12,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-07 05:25:12,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-07 05:25:12,369 INFO L87 Difference]: Start difference. First operand 407 states and 445 transitions. Second operand 4 states. [2021-01-07 05:25:12,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:25:12,466 INFO L93 Difference]: Finished difference Result 560 states and 607 transitions. [2021-01-07 05:25:12,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 05:25:12,467 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 55 [2021-01-07 05:25:12,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:25:12,469 INFO L225 Difference]: With dead ends: 560 [2021-01-07 05:25:12,470 INFO L226 Difference]: Without dead ends: 560 [2021-01-07 05:25:12,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-07 05:25:12,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-01-07 05:25:12,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 419. [2021-01-07 05:25:12,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2021-01-07 05:25:12,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 462 transitions. [2021-01-07 05:25:12,481 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 462 transitions. Word has length 55 [2021-01-07 05:25:12,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:25:12,482 INFO L481 AbstractCegarLoop]: Abstraction has 419 states and 462 transitions. [2021-01-07 05:25:12,482 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-07 05:25:12,482 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 462 transitions. [2021-01-07 05:25:12,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-01-07 05:25:12,483 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:25:12,484 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:25:12,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-01-07 05:25:12,484 INFO L429 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:25:12,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:25:12,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1938194293, now seen corresponding path program 1 times [2021-01-07 05:25:12,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:25:12,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777143875] [2021-01-07 05:25:12,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:25:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:13,157 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:25:13,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777143875] [2021-01-07 05:25:13,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857781061] [2021-01-07 05:25:13,159 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 05:25:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:25:13,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 62 conjunts are in the unsatisfiable core [2021-01-07 05:25:13,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 05:25:13,408 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-01-07 05:25:13,409 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:13,420 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:13,421 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:25:13,422 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:15 [2021-01-07 05:25:13,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:13,483 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-01-07 05:25:13,485 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:13,496 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:13,499 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:25:13,500 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:15 [2021-01-07 05:25:13,561 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-07 05:25:13,562 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:13,573 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:13,574 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:25:13,575 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-01-07 05:25:13,663 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:13,664 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 43 [2021-01-07 05:25:13,667 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:13,670 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:13,720 INFO L625 ElimStorePlain]: treesize reduction 16, result has 70.9 percent of original size [2021-01-07 05:25:13,721 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:25:13,722 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:39 [2021-01-07 05:25:13,801 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 05:25:13,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:13,823 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2021-01-07 05:25:13,825 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:13,875 INFO L348 Elim1Store]: treesize reduction 62, result has 28.7 percent of original size [2021-01-07 05:25:13,875 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 32 [2021-01-07 05:25:13,877 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:13,881 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:13,963 INFO L625 ElimStorePlain]: treesize reduction 10, result has 85.3 percent of original size [2021-01-07 05:25:13,967 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2021-01-07 05:25:13,967 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:96, output treesize:58 [2021-01-07 05:25:14,089 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:14,129 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:14,130 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2021-01-07 05:25:14,132 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:14,156 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:14,156 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2021-01-07 05:25:14,159 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:14,287 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2021-01-07 05:25:14,288 INFO L625 ElimStorePlain]: treesize reduction 20, result has 80.4 percent of original size [2021-01-07 05:25:14,290 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2021-01-07 05:25:14,291 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:82 [2021-01-07 05:25:14,529 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:14,533 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 05:25:14,536 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 05:25:14,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:25:14,558 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2021-01-07 05:25:14,560 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:14,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:25:14,615 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:14,616 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 73 [2021-01-07 05:25:14,618 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 05:25:14,619 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:25:14,626 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:14,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:14,642 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-01-07 05:25:14,644 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:14,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:14,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:25:14,684 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:14,684 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 57 [2021-01-07 05:25:14,687 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-07 05:25:14,688 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:14,692 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:15,102 WARN L197 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 49 [2021-01-07 05:25:15,103 INFO L625 ElimStorePlain]: treesize reduction 82, result has 67.6 percent of original size [2021-01-07 05:25:15,114 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2021-01-07 05:25:15,114 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:190, output treesize:165 [2021-01-07 05:25:15,402 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2021-01-07 05:25:15,417 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:25:15,421 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:25:15,425 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-07 05:25:15,438 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:25:15,445 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_74|], 20=[|v_#memory_$Pointer$.base_81|]} [2021-01-07 05:25:15,457 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:25:15,458 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:15,469 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:25:15,471 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:15,484 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:25:15,485 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:15,618 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-01-07 05:25:15,619 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:15,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:15,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:15,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:25:15,656 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:15,657 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 39 [2021-01-07 05:25:15,659 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:15,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:15,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:15,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:25:15,683 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:15,684 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 47 [2021-01-07 05:25:15,688 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:15,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:15,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:15,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:25:15,767 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:15,767 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 110 [2021-01-07 05:25:15,771 INFO L547 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:16,024 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 47 [2021-01-07 05:25:16,025 INFO L625 ElimStorePlain]: treesize reduction 106, result has 64.9 percent of original size [2021-01-07 05:25:16,028 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2021-01-07 05:25:16,029 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:220, output treesize:217 [2021-01-07 05:25:16,216 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-01-07 05:25:16,420 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-01-07 05:25:16,647 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-01-07 05:25:16,767 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:25:16,770 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-07 05:25:16,797 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2021-01-07 05:25:16,798 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:16,805 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2021-01-07 05:25:16,806 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:16,813 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2021-01-07 05:25:16,815 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:16,907 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:16,921 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2021-01-07 05:25:16,921 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:271, output treesize:190 [2021-01-07 05:25:20,748 WARN L197 SmtUtils]: Spent 3.69 s on a formula simplification that was a NOOP. DAG size: 80 [2021-01-07 05:25:24,862 WARN L197 SmtUtils]: Spent 3.95 s on a formula simplification that was a NOOP. DAG size: 80 [2021-01-07 05:25:24,877 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:25:24,929 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:24,929 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 44 [2021-01-07 05:25:24,932 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 05:25:24,933 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:24,936 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:24,954 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:24,955 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 17 [2021-01-07 05:25:24,957 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:24,959 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-01-07 05:25:24,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:24,970 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2021-01-07 05:25:24,973 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:25,102 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2021-01-07 05:25:25,103 INFO L625 ElimStorePlain]: treesize reduction 87, result has 57.8 percent of original size [2021-01-07 05:25:25,109 INFO L547 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2021-01-07 05:25:25,109 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 8 variables, input treesize:211, output treesize:119 [2021-01-07 05:25:25,386 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:25,400 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:25:25,423 INFO L443 ElimStorePlain]: Different costs {6=[v_prenex_7], 12=[|#memory_$Pointer$.base|]} [2021-01-07 05:25:25,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:25,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:25,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:25:25,439 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:25,439 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 22 [2021-01-07 05:25:25,442 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:25,484 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:25,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:25,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:25:25,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:25:25,530 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:25,531 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 69 treesize of output 75 [2021-01-07 05:25:25,534 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 05:25:25,535 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-07 05:25:25,536 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:25:25,538 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-07 05:25:25,540 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-07 05:25:25,541 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-07 05:25:25,542 INFO L639 QuantifierPusher]: Distributing 4 conjuncts over 3 disjuncts [2021-01-07 05:25:25,543 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-07 05:25:25,545 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:25:25,572 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:25:25,577 INFO L547 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:25:25,578 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:133, output treesize:4 [2021-01-07 05:25:25,639 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:25:25,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 05:25:25,640 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18] total 35 [2021-01-07 05:25:25,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758437481] [2021-01-07 05:25:25,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-01-07 05:25:25,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:25:25,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-01-07 05:25:25,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=1091, Unknown=0, NotChecked=0, Total=1190 [2021-01-07 05:25:25,642 INFO L87 Difference]: Start difference. First operand 419 states and 462 transitions. Second operand 35 states. [2021-01-07 05:25:26,902 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 43 [2021-01-07 05:25:27,229 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 51 [2021-01-07 05:25:27,624 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 62 [2021-01-07 05:25:28,117 WARN L197 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 82 [2021-01-07 05:25:28,846 WARN L197 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 84 [2021-01-07 05:25:29,611 WARN L197 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 112 [2021-01-07 05:25:29,983 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2021-01-07 05:25:32,830 WARN L197 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 114 [2021-01-07 05:25:39,817 WARN L197 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 115 [2021-01-07 05:25:47,214 WARN L197 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 232 DAG size of output: 151 [2021-01-07 05:26:01,946 WARN L197 SmtUtils]: Spent 12.52 s on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-01-07 05:26:20,788 WARN L197 SmtUtils]: Spent 18.69 s on a formula simplification. DAG size of input: 212 DAG size of output: 142 [2021-01-07 05:26:36,001 WARN L197 SmtUtils]: Spent 12.72 s on a formula simplification. DAG size of input: 215 DAG size of output: 145 [2021-01-07 05:26:39,482 WARN L197 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 131 [2021-01-07 05:26:48,750 WARN L197 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 107 [2021-01-07 05:26:57,280 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2021-01-07 05:27:18,200 WARN L197 SmtUtils]: Spent 15.07 s on a formula simplification. DAG size of input: 203 DAG size of output: 137 [2021-01-07 05:27:19,092 WARN L197 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 77 [2021-01-07 05:27:19,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 05:27:19,103 INFO L93 Difference]: Finished difference Result 584 states and 622 transitions. [2021-01-07 05:27:19,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-01-07 05:27:19,105 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 55 [2021-01-07 05:27:19,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 05:27:19,108 INFO L225 Difference]: With dead ends: 584 [2021-01-07 05:27:19,108 INFO L226 Difference]: Without dead ends: 584 [2021-01-07 05:27:19,109 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 42 SyntacticMatches, 3 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 573 ImplicationChecksByTransitivity, 81.6s TimeCoverageRelationStatistics Valid=707, Invalid=2951, Unknown=2, NotChecked=0, Total=3660 [2021-01-07 05:27:19,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2021-01-07 05:27:19,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 419. [2021-01-07 05:27:19,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2021-01-07 05:27:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 461 transitions. [2021-01-07 05:27:19,117 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 461 transitions. Word has length 55 [2021-01-07 05:27:19,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 05:27:19,117 INFO L481 AbstractCegarLoop]: Abstraction has 419 states and 461 transitions. [2021-01-07 05:27:19,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 35 states. [2021-01-07 05:27:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 461 transitions. [2021-01-07 05:27:19,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-01-07 05:27:19,118 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 05:27:19,118 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 05:27:19,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2021-01-07 05:27:19,333 INFO L429 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr66REQUIRES_VIOLATION, ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr24REQUIRES_VIOLATION, ULTIMATE.startErr47REQUIRES_VIOLATION, ULTIMATE.startErr89REQUIRES_VIOLATION, ULTIMATE.startErr43REQUIRES_VIOLATION, ULTIMATE.startErr85REQUIRES_VIOLATION, ULTIMATE.startErr108REQUIRES_VIOLATION, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51REQUIRES_VIOLATION, ULTIMATE.startErr93REQUIRES_VIOLATION, ULTIMATE.startErr116REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr112REQUIRES_VIOLATION, ULTIMATE.startErr9REQUIRES_VIOLATION, ULTIMATE.startErr70REQUIRES_VIOLATION, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12REQUIRES_VIOLATION, ULTIMATE.startErr35REQUIRES_VIOLATION, ULTIMATE.startErr77REQUIRES_VIOLATION, ULTIMATE.startErr100REQUIRES_VIOLATION, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96REQUIRES_VIOLATION, ULTIMATE.startErr54REQUIRES_VIOLATION, ULTIMATE.startErr16REQUIRES_VIOLATION, ULTIMATE.startErr62REQUIRES_VIOLATION, ULTIMATE.startErr20REQUIRES_VIOLATION, ULTIMATE.startErr58REQUIRES_VIOLATION, ULTIMATE.startErr39REQUIRES_VIOLATION, ULTIMATE.startErr81REQUIRES_VIOLATION, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88REQUIRES_VIOLATION, ULTIMATE.startErr124ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr111REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr46REQUIRES_VIOLATION, ULTIMATE.startErr42REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr107ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65REQUIRES_VIOLATION, ULTIMATE.startErr130ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23REQUIRES_VIOLATION, ULTIMATE.startErr50REQUIRES_VIOLATION, ULTIMATE.startErr73REQUIRES_VIOLATION, ULTIMATE.startErr115REQUIRES_VIOLATION, ULTIMATE.startErr27REQUIRES_VIOLATION, ULTIMATE.startErr69REQUIRES_VIOLATION, ULTIMATE.startErr92REQUIRES_VIOLATION, ULTIMATE.startErr34REQUIRES_VIOLATION, ULTIMATE.startErr99REQUIRES_VIOLATION, ULTIMATE.startErr57REQUIRES_VIOLATION, ULTIMATE.startErr15REQUIRES_VIOLATION, ULTIMATE.startErr53REQUIRES_VIOLATION, ULTIMATE.startErr118REQUIRES_VIOLATION, ULTIMATE.startErr123ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr76REQUIRES_VIOLATION, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61REQUIRES_VIOLATION, ULTIMATE.startErr126REQUIRES_VIOLATION, ULTIMATE.startErr84REQUIRES_VIOLATION, ULTIMATE.startErr80REQUIRES_VIOLATION, ULTIMATE.startErr19REQUIRES_VIOLATION, ULTIMATE.startErr38REQUIRES_VIOLATION, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45REQUIRES_VIOLATION, ULTIMATE.startErr68REQUIRES_VIOLATION, ULTIMATE.startErr64REQUIRES_VIOLATION, ULTIMATE.startErr106REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr87REQUIRES_VIOLATION, ULTIMATE.startErr103ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr122ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr7REQUIRES_VIOLATION, ULTIMATE.startErr72REQUIRES_VIOLATION, ULTIMATE.startErr30REQUIRES_VIOLATION, ULTIMATE.startErr95REQUIRES_VIOLATION, ULTIMATE.startErr114REQUIRES_VIOLATION, ULTIMATE.startErr26REQUIRES_VIOLATION, ULTIMATE.startErr91REQUIRES_VIOLATION, ULTIMATE.startErr49REQUIRES_VIOLATION, ULTIMATE.startErr121REQUIRES_VIOLATION, ULTIMATE.startErr56REQUIRES_VIOLATION, ULTIMATE.startErr98REQUIRES_VIOLATION, ULTIMATE.startErr79REQUIRES_VIOLATION, ULTIMATE.startErr10REQUIRES_VIOLATION, ULTIMATE.startErr75REQUIRES_VIOLATION, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33REQUIRES_VIOLATION, ULTIMATE.startErr117REQUIRES_VIOLATION, ULTIMATE.startErr83REQUIRES_VIOLATION, ULTIMATE.startErr129ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr41REQUIRES_VIOLATION, ULTIMATE.startErr125REQUIRES_VIOLATION, ULTIMATE.startErr37REQUIRES_VIOLATION, ULTIMATE.startErr104ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18REQUIRES_VIOLATION, ULTIMATE.startErr60REQUIRES_VIOLATION, ULTIMATE.startErr67REQUIRES_VIOLATION, ULTIMATE.startErr109REQUIRES_VIOLATION, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21REQUIRES_VIOLATION, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr44REQUIRES_VIOLATION, ULTIMATE.startErr86REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION, ULTIMATE.startErr29REQUIRES_VIOLATION, ULTIMATE.startErr128ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr6REQUIRES_VIOLATION, ULTIMATE.startErr52REQUIRES_VIOLATION, ULTIMATE.startErr94REQUIRES_VIOLATION, ULTIMATE.startErr90REQUIRES_VIOLATION, ULTIMATE.startErr48REQUIRES_VIOLATION, ULTIMATE.startErr71REQUIRES_VIOLATION, ULTIMATE.startErr113REQUIRES_VIOLATION, ULTIMATE.startErr78REQUIRES_VIOLATION, ULTIMATE.startErr120REQUIRES_VIOLATION, ULTIMATE.startErr32REQUIRES_VIOLATION, ULTIMATE.startErr74REQUIRES_VIOLATION, ULTIMATE.startErr13REQUIRES_VIOLATION, ULTIMATE.startErr55REQUIRES_VIOLATION, ULTIMATE.startErr97REQUIRES_VIOLATION, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr110ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40REQUIRES_VIOLATION, ULTIMATE.startErr82REQUIRES_VIOLATION, ULTIMATE.startErr63REQUIRES_VIOLATION, ULTIMATE.startErr105REQUIRES_VIOLATION, ULTIMATE.startErr127ASSERT_VIOLATIONMEMORY_FREE, ULTIMATE.startErr59REQUIRES_VIOLATION, ULTIMATE.startErr119ASSERT_VIOLATIONMEMORY_LEAK]=== [2021-01-07 05:27:19,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 05:27:19,334 INFO L82 PathProgramCache]: Analyzing trace with hash -963904009, now seen corresponding path program 1 times [2021-01-07 05:27:19,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 05:27:19,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651058868] [2021-01-07 05:27:19,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 05:27:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:27:20,017 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:27:20,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651058868] [2021-01-07 05:27:20,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1483286987] [2021-01-07 05:27:20,018 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 05:27:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 05:27:20,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 62 conjunts are in the unsatisfiable core [2021-01-07 05:27:20,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 05:27:20,238 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-01-07 05:27:20,239 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,248 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:20,249 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,249 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:22, output treesize:15 [2021-01-07 05:27:20,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:20,297 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2021-01-07 05:27:20,298 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,308 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:20,310 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,310 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:15 [2021-01-07 05:27:20,357 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-01-07 05:27:20,358 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,371 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:20,372 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,372 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-01-07 05:27:20,454 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:20,454 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 43 [2021-01-07 05:27:20,455 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:27:20,457 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,508 INFO L625 ElimStorePlain]: treesize reduction 16, result has 70.9 percent of original size [2021-01-07 05:27:20,509 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,509 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:39 [2021-01-07 05:27:20,594 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 05:27:20,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:20,612 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2021-01-07 05:27:20,613 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,662 INFO L348 Elim1Store]: treesize reduction 62, result has 28.7 percent of original size [2021-01-07 05:27:20,663 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 32 [2021-01-07 05:27:20,664 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:27:20,666 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,755 INFO L625 ElimStorePlain]: treesize reduction 10, result has 85.3 percent of original size [2021-01-07 05:27:20,756 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2021-01-07 05:27:20,757 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:96, output treesize:58 [2021-01-07 05:27:20,870 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:27:20,899 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:20,899 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2021-01-07 05:27:20,901 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:20,926 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:20,927 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2021-01-07 05:27:20,929 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:21,057 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2021-01-07 05:27:21,057 INFO L625 ElimStorePlain]: treesize reduction 20, result has 80.4 percent of original size [2021-01-07 05:27:21,059 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2021-01-07 05:27:21,060 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:76, output treesize:82 [2021-01-07 05:27:21,292 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:27:21,294 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 05:27:21,296 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 05:27:21,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:21,325 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-01-07 05:27:21,326 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:21,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:27:21,378 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:21,380 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 73 [2021-01-07 05:27:21,382 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 05:27:21,382 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:27:21,385 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:21,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:27:21,403 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2021-01-07 05:27:21,405 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:21,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:21,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:27:21,445 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:21,445 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 57 [2021-01-07 05:27:21,447 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 05:27:21,449 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:27:21,452 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:21,741 WARN L197 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 49 [2021-01-07 05:27:21,744 INFO L625 ElimStorePlain]: treesize reduction 79, result has 68.4 percent of original size [2021-01-07 05:27:21,751 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 4 xjuncts. [2021-01-07 05:27:21,752 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:190, output treesize:165 [2021-01-07 05:27:22,024 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2021-01-07 05:27:22,035 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:27:22,038 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:27:22,040 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-07 05:27:22,048 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:27:22,052 INFO L443 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_75|], 20=[|v_#memory_$Pointer$.base_87|]} [2021-01-07 05:27:22,062 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:27:22,063 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:22,075 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:27:22,076 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:22,096 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-01-07 05:27:22,097 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:22,219 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-01-07 05:27:22,219 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:22,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:22,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:22,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:27:22,241 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:22,242 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 47 [2021-01-07 05:27:22,244 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:22,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:22,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:22,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:27:22,316 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:22,317 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 110 [2021-01-07 05:27:22,323 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:22,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:22,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:22,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:27:22,350 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:22,351 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 39 [2021-01-07 05:27:22,353 INFO L547 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:22,597 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 47 [2021-01-07 05:27:22,598 INFO L625 ElimStorePlain]: treesize reduction 106, result has 64.9 percent of original size [2021-01-07 05:27:22,600 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2021-01-07 05:27:22,601 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:220, output treesize:217 [2021-01-07 05:27:22,794 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-01-07 05:27:22,995 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-01-07 05:27:23,214 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-01-07 05:27:23,313 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:27:23,315 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-07 05:27:23,335 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2021-01-07 05:27:23,336 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:23,343 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 24 [2021-01-07 05:27:23,344 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:23,350 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2021-01-07 05:27:23,352 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:23,449 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:23,456 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2021-01-07 05:27:23,457 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:271, output treesize:190 [2021-01-07 05:27:31,645 WARN L197 SmtUtils]: Spent 8.06 s on a formula simplification that was a NOOP. DAG size: 80 [2021-01-07 05:27:39,891 WARN L197 SmtUtils]: Spent 8.08 s on a formula simplification that was a NOOP. DAG size: 80 [2021-01-07 05:27:39,899 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-01-07 05:27:39,933 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:39,933 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 17 [2021-01-07 05:27:39,935 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:27:39,937 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-01-07 05:27:39,987 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:39,987 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 22 treesize of output 44 [2021-01-07 05:27:39,989 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 05:27:39,990 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:27:39,992 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:40,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:40,002 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2021-01-07 05:27:40,003 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:40,128 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2021-01-07 05:27:40,129 INFO L625 ElimStorePlain]: treesize reduction 87, result has 57.8 percent of original size [2021-01-07 05:27:40,133 INFO L547 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2021-01-07 05:27:40,134 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 8 variables, input treesize:211, output treesize:119 [2021-01-07 05:27:40,423 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:27:40,434 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:27:40,456 INFO L443 ElimStorePlain]: Different costs {6=[|#memory_$Pointer$.base|], 12=[v_prenex_12]} [2021-01-07 05:27:40,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:40,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:27:40,471 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:40,471 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 22 [2021-01-07 05:27:40,474 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:40,522 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:40,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:40,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-01-07 05:27:40,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-01-07 05:27:40,564 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:40,565 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 69 treesize of output 75 [2021-01-07 05:27:40,568 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-07 05:27:40,569 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-07 05:27:40,569 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 05:27:40,572 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-07 05:27:40,573 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-01-07 05:27:40,574 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2021-01-07 05:27:40,575 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-01-07 05:27:40,575 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 05:27:40,577 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 05:27:40,609 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 05:27:40,613 INFO L547 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-01-07 05:27:40,613 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:133, output treesize:4 [2021-01-07 05:27:40,665 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 05:27:40,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 05:27:40,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18] total 35 [2021-01-07 05:27:40,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590992436] [2021-01-07 05:27:40,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-01-07 05:27:40,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 05:27:40,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-01-07 05:27:40,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=1091, Unknown=0, NotChecked=0, Total=1190 [2021-01-07 05:27:40,667 INFO L87 Difference]: Start difference. First operand 419 states and 461 transitions. Second operand 35 states. [2021-01-07 05:27:41,900 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 43 [2021-01-07 05:27:42,209 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 51 [2021-01-07 05:27:42,586 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 62 [2021-01-07 05:27:43,075 WARN L197 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 82 [2021-01-07 05:27:43,658 WARN L197 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 84 [2021-01-07 05:27:48,364 WARN L197 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 112 [2021-01-07 05:27:50,745 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2021-01-07 05:27:55,574 WARN L197 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 114 [2021-01-07 05:28:08,795 WARN L197 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 115 [2021-01-07 05:28:34,509 WARN L197 SmtUtils]: Spent 11.20 s on a formula simplification. DAG size of input: 232 DAG size of output: 151