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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 02:28:04,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 02:28:04,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 02:28:04,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 02:28:04,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 02:28:04,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 02:28:04,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 02:28:04,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 02:28:04,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 02:28:04,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 02:28:04,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 02:28:04,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 02:28:04,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 02:28:04,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 02:28:04,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 02:28:04,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 02:28:04,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 02:28:04,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 02:28:04,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 02:28:04,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 02:28:04,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 02:28:04,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 02:28:04,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 02:28:04,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 02:28:04,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 02:28:04,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 02:28:04,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 02:28:04,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 02:28:04,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 02:28:04,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 02:28:04,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 02:28:04,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 02:28:04,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 02:28:04,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 02:28:04,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 02:28:04,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 02:28:04,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 02:28:04,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 02:28:04,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 02:28:04,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 02:28:04,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 02:28:04,359 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 [2019-09-17 02:28:04,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 02:28:04,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 02:28:04,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 02:28:04,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 02:28:04,400 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 02:28:04,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 02:28:04,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 02:28:04,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 02:28:04,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 02:28:04,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 02:28:04,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 02:28:04,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 02:28:04,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 02:28:04,402 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 02:28:04,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 02:28:04,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 02:28:04,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 02:28:04,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 02:28:04,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 02:28:04,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 02:28:04,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 02:28:04,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 02:28:04,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 02:28:04,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 02:28:04,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 02:28:04,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 02:28:04,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 02:28:04,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 02:28:04,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> NONE [2019-09-17 02:28:04,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 02:28:04,478 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 02:28:04,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 02:28:04,483 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 02:28:04,483 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 02:28:04,484 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-09-17 02:28:04,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eca7a2cdf/13e89accde0e469ebad6d3101b76d588/FLAGfb9177e2e [2019-09-17 02:28:05,106 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 02:28:05,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-09-17 02:28:05,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eca7a2cdf/13e89accde0e469ebad6d3101b76d588/FLAGfb9177e2e [2019-09-17 02:28:05,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eca7a2cdf/13e89accde0e469ebad6d3101b76d588 [2019-09-17 02:28:05,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 02:28:05,385 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 02:28:05,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 02:28:05,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 02:28:05,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 02:28:05,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:28:05" (1/1) ... [2019-09-17 02:28:05,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@341fa782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:28:05, skipping insertion in model container [2019-09-17 02:28:05,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 02:28:05" (1/1) ... [2019-09-17 02:28:05,401 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 02:28:05,472 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 02:28:05,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:28:05,965 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 02:28:06,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 02:28:06,127 INFO L192 MainTranslator]: Completed translation [2019-09-17 02:28:06,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:28:06 WrapperNode [2019-09-17 02:28:06,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 02:28:06,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 02:28:06,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 02:28:06,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 02:28:06,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:28:06" (1/1) ... [2019-09-17 02:28:06,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:28:06" (1/1) ... [2019-09-17 02:28:06,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:28:06" (1/1) ... [2019-09-17 02:28:06,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:28:06" (1/1) ... [2019-09-17 02:28:06,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:28:06" (1/1) ... [2019-09-17 02:28:06,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:28:06" (1/1) ... [2019-09-17 02:28:06,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:28:06" (1/1) ... [2019-09-17 02:28:06,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 02:28:06,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 02:28:06,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 02:28:06,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 02:28:06,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 02:28:06" (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 [2019-09-17 02:28:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 02:28:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 02:28:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 02:28:06,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 02:28:06,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-17 02:28:06,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-17 02:28:06,314 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-17 02:28:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-17 02:28:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-17 02:28:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-17 02:28:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-17 02:28:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-17 02:28:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-17 02:28:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-17 02:28:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-17 02:28:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 02:28:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 02:28:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 02:28:08,407 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 02:28:08,408 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-17 02:28:08,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:28:08 BoogieIcfgContainer [2019-09-17 02:28:08,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 02:28:08,410 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 02:28:08,410 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 02:28:08,411 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 02:28:08,412 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 02:28:08" (1/1) ... [2019-09-17 02:28:08,412 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-17 02:28:08,436 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 02:28:08,437 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 02:28:08,447 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 02:28:08,456 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 02:28:08,457 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 02:28:08,715 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 233 for LOIs [2019-09-17 02:28:10,446 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-09-17 02:28:30,608 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 262144 conjuctions. This might take some time...