/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 22:40:36,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 22:40:36,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 22:40:36,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 22:40:36,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 22:40:36,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 22:40:36,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 22:40:36,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 22:40:36,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 22:40:36,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 22:40:36,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 22:40:36,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 22:40:36,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 22:40:36,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 22:40:36,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 22:40:36,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 22:40:36,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 22:40:36,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 22:40:36,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 22:40:36,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 22:40:36,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 22:40:36,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 22:40:36,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 22:40:36,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 22:40:36,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 22:40:36,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 22:40:36,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 22:40:36,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 22:40:36,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 22:40:36,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 22:40:36,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 22:40:36,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 22:40:36,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 22:40:36,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 22:40:36,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 22:40:36,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 22:40:36,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf [2019-12-18 22:40:36,384 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 22:40:36,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 22:40:36,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 22:40:36,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 22:40:36,386 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 22:40:36,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 22:40:36,387 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 22:40:36,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 22:40:36,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 22:40:36,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 22:40:36,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 22:40:36,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 22:40:36,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 22:40:36,388 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 22:40:36,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 22:40:36,388 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 22:40:36,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 22:40:36,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 22:40:36,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 22:40:36,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 22:40:36,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 22:40:36,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 22:40:36,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 22:40:36,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 22:40:36,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 22:40:36,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 22:40:36,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 22:40:36,391 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-18 22:40:36,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 22:40:36,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 22:40:36,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 22:40:36,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 22:40:36,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 22:40:36,710 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 22:40:36,710 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 22:40:36,711 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_tso.oepc.i [2019-12-18 22:40:36,785 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25dd47d91/dfb358bedc97451dbdb2581c360476c1/FLAGc85020249 [2019-12-18 22:40:37,340 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 22:40:37,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_tso.oepc.i [2019-12-18 22:40:37,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25dd47d91/dfb358bedc97451dbdb2581c360476c1/FLAGc85020249 [2019-12-18 22:40:37,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25dd47d91/dfb358bedc97451dbdb2581c360476c1 [2019-12-18 22:40:37,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 22:40:37,666 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 22:40:37,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 22:40:37,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 22:40:37,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 22:40:37,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 10:40:37" (1/1) ... [2019-12-18 22:40:37,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e198cf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:37, skipping insertion in model container [2019-12-18 22:40:37,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 10:40:37" (1/1) ... [2019-12-18 22:40:37,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 22:40:37,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 22:40:38,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 22:40:38,264 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 22:40:38,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 22:40:38,396 INFO L208 MainTranslator]: Completed translation [2019-12-18 22:40:38,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38 WrapperNode [2019-12-18 22:40:38,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 22:40:38,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 22:40:38,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 22:40:38,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 22:40:38,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (1/1) ... [2019-12-18 22:40:38,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (1/1) ... [2019-12-18 22:40:38,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 22:40:38,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 22:40:38,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 22:40:38,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 22:40:38,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (1/1) ... [2019-12-18 22:40:38,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (1/1) ... [2019-12-18 22:40:38,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (1/1) ... [2019-12-18 22:40:38,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (1/1) ... [2019-12-18 22:40:38,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (1/1) ... [2019-12-18 22:40:38,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (1/1) ... [2019-12-18 22:40:38,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (1/1) ... [2019-12-18 22:40:38,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 22:40:38,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 22:40:38,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 22:40:38,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 22:40:38,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-12-18 22:40:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 22:40:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 22:40:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 22:40:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 22:40:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 22:40:38,546 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 22:40:38,546 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 22:40:38,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 22:40:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 22:40:38,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 22:40:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-12-18 22:40:38,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-12-18 22:40:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 22:40:38,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 22:40:38,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 22:40:38,550 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 22:40:38,942 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 22:40:38,943 INFO L287 CfgBuilder]: Removed 6 assume(true) statements. [2019-12-18 22:40:38,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 10:40:38 BoogieIcfgContainer [2019-12-18 22:40:38,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 22:40:38,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 22:40:38,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 22:40:38,948 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 22:40:38,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 10:40:37" (1/3) ... [2019-12-18 22:40:38,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fbed104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 10:40:38, skipping insertion in model container [2019-12-18 22:40:38,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 10:40:38" (2/3) ... [2019-12-18 22:40:38,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fbed104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 10:40:38, skipping insertion in model container [2019-12-18 22:40:38,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 10:40:38" (3/3) ... [2019-12-18 22:40:38,952 INFO L109 eAbstractionObserver]: Analyzing ICFG safe016_tso.oepc.i [2019-12-18 22:40:38,963 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 22:40:38,963 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 22:40:38,971 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-18 22:40:38,972 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 22:40:39,001 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,001 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,002 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,002 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,003 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,003 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,003 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,004 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,004 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,004 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,005 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,005 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,005 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,005 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,006 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,006 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,006 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,007 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,007 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,007 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,008 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,008 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,008 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,009 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,013 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,013 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,013 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,014 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,023 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,024 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,024 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,025 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,028 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,029 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,029 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,029 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,032 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,033 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,033 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,033 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 22:40:39,046 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-18 22:40:39,062 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 22:40:39,062 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 22:40:39,062 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 22:40:39,063 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 22:40:39,063 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 22:40:39,063 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 22:40:39,063 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 22:40:39,063 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 22:40:39,076 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 75 places, 63 transitions [2019-12-18 22:40:39,077 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 75 places, 63 transitions [2019-12-18 22:40:39,131 INFO L126 PetriNetUnfolder]: 1/59 cut-off events. [2019-12-18 22:40:39,134 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 22:40:39,142 INFO L76 FinitePrefix]: Finished finitePrefix Result has 72 conditions, 59 events. 1/59 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 28 event pairs. 12/69 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2019-12-18 22:40:39,149 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 75 places, 63 transitions [2019-12-18 22:40:39,176 INFO L126 PetriNetUnfolder]: 1/59 cut-off events. [2019-12-18 22:40:39,176 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 22:40:39,179 INFO L76 FinitePrefix]: Finished finitePrefix Result has 72 conditions, 59 events. 1/59 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 28 event pairs. 12/69 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2019-12-18 22:40:39,183 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 732 [2019-12-18 22:40:39,184 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-18 22:40:40,888 INFO L206 etLargeBlockEncoding]: Checked pairs total: 749 [2019-12-18 22:40:40,889 INFO L214 etLargeBlockEncoding]: Total number of compositions: 49 [2019-12-18 22:40:40,893 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 19 transitions [2019-12-18 22:40:40,912 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 94 states. [2019-12-18 22:40:40,915 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states. [2019-12-18 22:40:40,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-18 22:40:40,924 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:40:40,925 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:40:40,926 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:40:40,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:40:40,932 INFO L82 PathProgramCache]: Analyzing trace with hash 364087523, now seen corresponding path program 1 times [2019-12-18 22:40:40,945 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:40:40,946 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290300114] [2019-12-18 22:40:40,946 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:40:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:40:41,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:40:41,317 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290300114] [2019-12-18 22:40:41,320 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:40:41,321 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 22:40:41,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917255457] [2019-12-18 22:40:41,332 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:40:41,332 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:40:41,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:40:41,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:40:41,352 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 3 states. [2019-12-18 22:40:41,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:40:41,397 INFO L93 Difference]: Finished difference Result 86 states and 212 transitions. [2019-12-18 22:40:41,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:40:41,399 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-12-18 22:40:41,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:40:41,435 INFO L225 Difference]: With dead ends: 86 [2019-12-18 22:40:41,435 INFO L226 Difference]: Without dead ends: 70 [2019-12-18 22:40:41,441 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:40:41,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2019-12-18 22:40:41,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2019-12-18 22:40:41,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-12-18 22:40:41,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 164 transitions. [2019-12-18 22:40:41,503 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 164 transitions. Word has length 10 [2019-12-18 22:40:41,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:40:41,505 INFO L462 AbstractCegarLoop]: Abstraction has 70 states and 164 transitions. [2019-12-18 22:40:41,508 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 22:40:41,509 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 164 transitions. [2019-12-18 22:40:41,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-18 22:40:41,511 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:40:41,519 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:40:41,519 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:40:41,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:40:41,520 INFO L82 PathProgramCache]: Analyzing trace with hash -662886856, now seen corresponding path program 1 times [2019-12-18 22:40:41,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:40:41,521 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435785367] [2019-12-18 22:40:41,521 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:40:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:40:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:40:41,626 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435785367] [2019-12-18 22:40:41,626 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:40:41,626 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:40:41,627 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843751808] [2019-12-18 22:40:41,628 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:40:41,628 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:40:41,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:40:41,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:40:41,629 INFO L87 Difference]: Start difference. First operand 70 states and 164 transitions. Second operand 4 states. [2019-12-18 22:40:41,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:40:41,657 INFO L93 Difference]: Finished difference Result 84 states and 183 transitions. [2019-12-18 22:40:41,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 22:40:41,659 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-18 22:40:41,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:40:41,660 INFO L225 Difference]: With dead ends: 84 [2019-12-18 22:40:41,661 INFO L226 Difference]: Without dead ends: 54 [2019-12-18 22:40:41,661 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:40:41,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2019-12-18 22:40:41,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2019-12-18 22:40:41,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-12-18 22:40:41,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 113 transitions. [2019-12-18 22:40:41,669 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 113 transitions. Word has length 11 [2019-12-18 22:40:41,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:40:41,669 INFO L462 AbstractCegarLoop]: Abstraction has 54 states and 113 transitions. [2019-12-18 22:40:41,669 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:40:41,669 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 113 transitions. [2019-12-18 22:40:41,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-18 22:40:41,670 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:40:41,671 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:40:41,671 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:40:41,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:40:41,671 INFO L82 PathProgramCache]: Analyzing trace with hash 2027029566, now seen corresponding path program 1 times [2019-12-18 22:40:41,672 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:40:41,672 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381700766] [2019-12-18 22:40:41,672 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:40:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:40:41,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:40:41,720 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381700766] [2019-12-18 22:40:41,721 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:40:41,721 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 22:40:41,721 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136731580] [2019-12-18 22:40:41,722 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:40:41,722 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:40:41,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:40:41,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:40:41,722 INFO L87 Difference]: Start difference. First operand 54 states and 113 transitions. Second operand 4 states. [2019-12-18 22:40:41,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:40:41,777 INFO L93 Difference]: Finished difference Result 70 states and 129 transitions. [2019-12-18 22:40:41,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 22:40:41,777 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2019-12-18 22:40:41,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:40:41,778 INFO L225 Difference]: With dead ends: 70 [2019-12-18 22:40:41,778 INFO L226 Difference]: Without dead ends: 46 [2019-12-18 22:40:41,779 INFO L631 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 [2019-12-18 22:40:41,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2019-12-18 22:40:41,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 44. [2019-12-18 22:40:41,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-12-18 22:40:41,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 78 transitions. [2019-12-18 22:40:41,786 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 78 transitions. Word has length 12 [2019-12-18 22:40:41,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:40:41,786 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 78 transitions. [2019-12-18 22:40:41,786 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:40:41,786 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 78 transitions. [2019-12-18 22:40:41,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-18 22:40:41,789 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:40:41,790 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:40:41,790 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:40:41,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:40:41,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1995753728, now seen corresponding path program 1 times [2019-12-18 22:40:41,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:40:41,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443407354] [2019-12-18 22:40:41,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:40:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:40:41,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:40:41,866 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443407354] [2019-12-18 22:40:41,866 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:40:41,866 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 22:40:41,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069096722] [2019-12-18 22:40:41,869 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:40:41,870 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:40:41,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:40:41,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:40:41,870 INFO L87 Difference]: Start difference. First operand 44 states and 78 transitions. Second operand 3 states. [2019-12-18 22:40:41,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:40:41,880 INFO L93 Difference]: Finished difference Result 42 states and 73 transitions. [2019-12-18 22:40:41,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:40:41,881 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-12-18 22:40:41,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:40:41,882 INFO L225 Difference]: With dead ends: 42 [2019-12-18 22:40:41,882 INFO L226 Difference]: Without dead ends: 34 [2019-12-18 22:40:41,882 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:40:41,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2019-12-18 22:40:41,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2019-12-18 22:40:41,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2019-12-18 22:40:41,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 57 transitions. [2019-12-18 22:40:41,888 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 57 transitions. Word has length 12 [2019-12-18 22:40:41,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:40:41,888 INFO L462 AbstractCegarLoop]: Abstraction has 34 states and 57 transitions. [2019-12-18 22:40:41,888 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 22:40:41,888 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 57 transitions. [2019-12-18 22:40:41,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 22:40:41,888 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:40:41,889 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:40:41,889 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:40:41,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:40:41,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1621364820, now seen corresponding path program 1 times [2019-12-18 22:40:41,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:40:41,890 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361336160] [2019-12-18 22:40:41,890 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:40:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:40:41,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:40:41,935 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361336160] [2019-12-18 22:40:41,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:40:41,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:40:41,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049872066] [2019-12-18 22:40:41,936 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 22:40:41,936 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:40:41,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 22:40:41,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 22:40:41,937 INFO L87 Difference]: Start difference. First operand 34 states and 57 transitions. Second operand 4 states. [2019-12-18 22:40:41,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:40:41,957 INFO L93 Difference]: Finished difference Result 41 states and 64 transitions. [2019-12-18 22:40:41,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 22:40:41,958 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 22:40:41,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:40:41,958 INFO L225 Difference]: With dead ends: 41 [2019-12-18 22:40:41,958 INFO L226 Difference]: Without dead ends: 25 [2019-12-18 22:40:41,959 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 22:40:41,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-12-18 22:40:41,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-12-18 22:40:41,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-12-18 22:40:41,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 34 transitions. [2019-12-18 22:40:41,962 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 34 transitions. Word has length 13 [2019-12-18 22:40:41,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:40:41,962 INFO L462 AbstractCegarLoop]: Abstraction has 25 states and 34 transitions. [2019-12-18 22:40:41,962 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 22:40:41,962 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2019-12-18 22:40:41,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 22:40:41,963 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 22:40:41,963 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 22:40:41,963 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 22:40:41,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 22:40:41,964 INFO L82 PathProgramCache]: Analyzing trace with hash -1930279037, now seen corresponding path program 1 times [2019-12-18 22:40:41,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 22:40:41,964 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317001523] [2019-12-18 22:40:41,964 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 22:40:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 22:40:42,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 22:40:42,006 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317001523] [2019-12-18 22:40:42,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 22:40:42,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 22:40:42,006 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954259304] [2019-12-18 22:40:42,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 22:40:42,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 22:40:42,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 22:40:42,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 22:40:42,008 INFO L87 Difference]: Start difference. First operand 25 states and 34 transitions. Second operand 3 states. [2019-12-18 22:40:42,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 22:40:42,017 INFO L93 Difference]: Finished difference Result 24 states and 33 transitions. [2019-12-18 22:40:42,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 22:40:42,017 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-18 22:40:42,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 22:40:42,018 INFO L225 Difference]: With dead ends: 24 [2019-12-18 22:40:42,018 INFO L226 Difference]: Without dead ends: 0 [2019-12-18 22:40:42,018 INFO L631 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 [2019-12-18 22:40:42,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-18 22:40:42,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-18 22:40:42,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-18 22:40:42,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-18 22:40:42,019 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2019-12-18 22:40:42,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 22:40:42,019 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-18 22:40:42,020 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 22:40:42,020 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-18 22:40:42,020 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-18 22:40:42,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 10:40:42 BasicIcfg [2019-12-18 22:40:42,028 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 22:40:42,031 INFO L168 Benchmark]: Toolchain (without parser) took 4363.57 ms. Allocated memory was 145.2 MB in the beginning and 247.5 MB in the end (delta: 102.2 MB). Free memory was 102.1 MB in the beginning and 109.8 MB in the end (delta: -7.7 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. [2019-12-18 22:40:42,032 INFO L168 Benchmark]: CDTParser took 1.52 ms. Allocated memory is still 145.2 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-18 22:40:42,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 729.98 ms. Allocated memory was 145.2 MB in the beginning and 203.4 MB in the end (delta: 58.2 MB). Free memory was 101.7 MB in the beginning and 159.6 MB in the end (delta: -57.9 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-12-18 22:40:42,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.12 ms. Allocated memory is still 203.4 MB. Free memory was 159.6 MB in the beginning and 157.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-18 22:40:42,034 INFO L168 Benchmark]: Boogie Preprocessor took 28.49 ms. Allocated memory is still 203.4 MB. Free memory was 157.6 MB in the beginning and 156.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-12-18 22:40:42,035 INFO L168 Benchmark]: RCFGBuilder took 459.55 ms. Allocated memory is still 203.4 MB. Free memory was 156.3 MB in the beginning and 134.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-12-18 22:40:42,036 INFO L168 Benchmark]: TraceAbstraction took 3083.20 ms. Allocated memory was 203.4 MB in the beginning and 247.5 MB in the end (delta: 44.0 MB). Free memory was 133.3 MB in the beginning and 109.8 MB in the end (delta: 23.5 MB). Peak memory consumption was 67.6 MB. Max. memory is 7.1 GB. [2019-12-18 22:40:42,041 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 ms. Allocated memory is still 145.2 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 729.98 ms. Allocated memory was 145.2 MB in the beginning and 203.4 MB in the end (delta: 58.2 MB). Free memory was 101.7 MB in the beginning and 159.6 MB in the end (delta: -57.9 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 51.12 ms. Allocated memory is still 203.4 MB. Free memory was 159.6 MB in the beginning and 157.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.49 ms. Allocated memory is still 203.4 MB. Free memory was 157.6 MB in the beginning and 156.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 459.55 ms. Allocated memory is still 203.4 MB. Free memory was 156.3 MB in the beginning and 134.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3083.20 ms. Allocated memory was 203.4 MB in the beginning and 247.5 MB in the end (delta: 44.0 MB). Free memory was 133.3 MB in the beginning and 109.8 MB in the end (delta: 23.5 MB). Peak memory consumption was 67.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.8s, 75 ProgramPointsBefore, 27 ProgramPointsAfterwards, 63 TransitionsBefore, 19 TransitionsAfterwards, 732 CoEnabledTransitionPairs, 6 FixpointIterations, 13 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 1 ChoiceCompositions, 361 VarBasedMoverChecksPositive, 14 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 749 CheckedPairsTotal, 49 TotalNumberOfCompositions - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 63 locations, 1 error locations. Result: SAFE, OverallTime: 2.9s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 91 SDtfs, 44 SDslu, 73 SDs, 0 SdLazy, 33 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 1742 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...