/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/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label13.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:17:20,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:17:20,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:17:20,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:17:20,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:17:20,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:17:20,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:17:20,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:17:20,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:17:20,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:17:20,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:17:20,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:17:20,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:17:20,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:17:20,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:17:20,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:17:20,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:17:20,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:17:20,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:17:20,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:17:20,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:17:20,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:17:20,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:17:20,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:17:20,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:17:20,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:17:20,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:17:20,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:17:20,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:17:20,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:17:20,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:17:20,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:17:20,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:17:20,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:17:20,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:17:20,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:17:20,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:17:20,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:17:20,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:17:20,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:17:20,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:17:20,401 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 07:17:20,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:17:20,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:17:20,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:17:20,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:17:20,417 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:17:20,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:17:20,418 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:17:20,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:17:20,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:17:20,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:17:20,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:17:20,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:17:20,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:17:20,419 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:17:20,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:17:20,419 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:17:20,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:17:20,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:17:20,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:17:20,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:17:20,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:17:20,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:17:20,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:17:20,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:17:20,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:17:20,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:17:20,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:17:20,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:17:20,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 07:17:20,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:17:20,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:17:20,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:17:20,716 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:17:20,717 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:17:20,718 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label13.c [2019-11-07 07:17:20,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ce0382e5/d66fb6782d8f4c4cab994f32843dbcff/FLAG375a6bba3 [2019-11-07 07:17:21,374 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:17:21,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label13.c [2019-11-07 07:17:21,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ce0382e5/d66fb6782d8f4c4cab994f32843dbcff/FLAG375a6bba3 [2019-11-07 07:17:21,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ce0382e5/d66fb6782d8f4c4cab994f32843dbcff [2019-11-07 07:17:21,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:17:21,623 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:17:21,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:17:21,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:17:21,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:17:21,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:17:21" (1/1) ... [2019-11-07 07:17:21,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@439ec646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:17:21, skipping insertion in model container [2019-11-07 07:17:21,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:17:21" (1/1) ... [2019-11-07 07:17:21,639 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:17:21,696 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:17:22,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:17:22,228 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:17:22,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:17:22,404 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:17:22,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:17:22 WrapperNode [2019-11-07 07:17:22,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:17:22,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:17:22,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:17:22,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:17:22,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:17:22" (1/1) ... [2019-11-07 07:17:22,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:17:22" (1/1) ... [2019-11-07 07:17:22,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:17:22" (1/1) ... [2019-11-07 07:17:22,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:17:22" (1/1) ... [2019-11-07 07:17:22,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:17:22" (1/1) ... [2019-11-07 07:17:22,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:17:22" (1/1) ... [2019-11-07 07:17:22,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:17:22" (1/1) ... [2019-11-07 07:17:22,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:17:22,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:17:22,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:17:22,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:17:22,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:17:22" (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 [2019-11-07 07:17:22,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:17:22,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:17:22,584 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-07 07:17:22,584 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:17:22,584 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-07 07:17:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:17:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:17:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-07 07:17:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:17:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:17:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:17:24,515 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:17:24,516 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 07:17:24,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:17:24 BoogieIcfgContainer [2019-11-07 07:17:24,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:17:24,521 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:17:24,521 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:17:24,521 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:17:24,523 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:17:24" (1/1) ... [2019-11-07 07:17:24,523 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 07:17:24,561 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:17:24,561 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:17:24,573 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:17:24,581 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:17:24,583 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:17:24,663 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 66 for LOIs [2019-11-07 07:17:25,437 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 53 [2019-11-07 07:17:26,823 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 47102 conjuctions. This might take some time... [2019-11-07 07:17:29,614 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 53 [2019-11-07 07:17:30,185 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 47102 conjuctions. This might take some time... [2019-11-07 07:17:32,925 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 53 [2019-11-07 07:17:33,434 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 47102 conjuctions. This might take some time... [2019-11-07 07:17:36,366 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-07 07:17:36,384 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-11-07 07:17:37,535 INFO L197 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 98 for LOIs [2019-11-07 07:17:42,182 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 53 [2019-11-07 07:17:48,557 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 228240 conjuctions. This might take some time...