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 IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:45:28,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:45:28,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:45:28,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:45:28,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:45:28,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:45:28,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:45:28,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:45:28,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:45:28,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:45:28,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:45:28,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:45:28,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:45:28,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:45:28,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:45:28,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:45:28,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:45:28,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:45:28,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:45:28,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:45:28,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:45:28,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:45:28,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:45:28,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:45:28,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:45:28,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:45:28,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:45:28,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:45:28,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:45:28,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:45:28,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:45:28,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:45:28,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:45:28,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:45:28,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:45:28,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:45:28,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:45:28,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:45:28,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:45:28,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:45:28,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:45:28,245 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 [2019-09-06 13:45:28,261 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:45:28,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:45:28,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:45:28,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:45:28,263 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:45:28,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:45:28,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:45:28,264 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:45:28,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:45:28,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:45:28,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:45:28,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:45:28,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:45:28,265 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:45:28,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:45:28,265 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:45:28,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:45:28,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:45:28,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:45:28,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:45:28,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:45:28,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:45:28,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:45:28,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:45:28,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:45:28,267 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:45:28,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:45:28,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:45:28,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 13:45:28,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:45:28,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:45:28,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:45:28,324 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:45:28,324 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:45:28,325 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-09-06 13:45:28,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2768423d5/79206b24d7134fde8e2ed8fa5e413c61/FLAGde1b57978 [2019-09-06 13:45:29,221 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:45:29,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-09-06 13:45:29,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2768423d5/79206b24d7134fde8e2ed8fa5e413c61/FLAGde1b57978 [2019-09-06 13:45:29,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2768423d5/79206b24d7134fde8e2ed8fa5e413c61 [2019-09-06 13:45:29,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:45:29,751 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:45:29,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:45:29,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:45:29,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:45:29,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:45:29" (1/1) ... [2019-09-06 13:45:29,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23b28937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:45:29, skipping insertion in model container [2019-09-06 13:45:29,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:45:29" (1/1) ... [2019-09-06 13:45:29,774 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:45:29,976 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:45:31,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:45:31,456 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:45:32,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:45:32,301 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:45:32,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:45:32 WrapperNode [2019-09-06 13:45:32,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:45:32,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:45:32,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:45:32,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:45:32,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:45:32" (1/1) ... [2019-09-06 13:45:32,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:45:32" (1/1) ... [2019-09-06 13:45:32,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:45:32" (1/1) ... [2019-09-06 13:45:32,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:45:32" (1/1) ... [2019-09-06 13:45:32,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:45:32" (1/1) ... [2019-09-06 13:45:32,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:45:32" (1/1) ... [2019-09-06 13:45:32,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:45:32" (1/1) ... [2019-09-06 13:45:32,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:45:32,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:45:32,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:45:32,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:45:32,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:45:32" (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 [2019-09-06 13:45:32,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:45:32,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:45:32,696 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:45:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:45:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:45:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:45:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:45:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:45:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:45:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:45:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:45:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:45:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:45:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 13:45:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 13:45:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:45:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:45:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:45:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:45:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:45:37,463 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:45:37,463 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:45:37,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:45:37 BoogieIcfgContainer [2019-09-06 13:45:37,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:45:37,467 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:45:37,467 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:45:37,467 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:45:37,468 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:45:37" (1/1) ... [2019-09-06 13:45:37,469 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 13:45:37,495 INFO L162 IcfgInterpreter]: Started Sifa with 6 locations of interest [2019-09-06 13:45:37,495 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:45:37,511 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:45:37,521 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:45:37,523 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:45:37,772 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1045 for LOIs