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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/locks/test_locks_14-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:25:51,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:25:51,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:25:51,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:25:51,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:25:51,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:25:51,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:25:51,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:25:51,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:25:51,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:25:51,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:25:51,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:25:51,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:25:51,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:25:51,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:25:51,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:25:51,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:25:51,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:25:51,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:25:51,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:25:51,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:25:51,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:25:51,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:25:51,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:25:51,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:25:51,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:25:51,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:25:51,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:25:51,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:25:51,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:25:51,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:25:51,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:25:51,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:25:51,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:25:51,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:25:51,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:25:51,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:25:51,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:25:51,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:25:51,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:25:51,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:25:51,449 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 [2019-09-20 22:25:51,467 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:25:51,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:25:51,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:25:51,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:25:51,469 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:25:51,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:25:51,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:25:51,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:25:51,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:25:51,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:25:51,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:25:51,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:25:51,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:25:51,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:25:51,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:25:51,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:25:51,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:25:51,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:25:51,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:25:51,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:25:51,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:25:51,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:25:51,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:25:51,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:25:51,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:25:51,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:25:51,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:25:51,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:25:51,474 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:25:51,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:25:51,525 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:25:51,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:25:51,531 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:25:51,531 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:25:51,532 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_14-2.c [2019-09-20 22:25:51,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/868e43caa/2d1acf32eff94386838ebc92a99041c1/FLAG28d547d4f [2019-09-20 22:25:51,979 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:25:51,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_14-2.c [2019-09-20 22:25:51,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/868e43caa/2d1acf32eff94386838ebc92a99041c1/FLAG28d547d4f [2019-09-20 22:25:52,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/868e43caa/2d1acf32eff94386838ebc92a99041c1 [2019-09-20 22:25:52,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:25:52,355 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:25:52,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:25:52,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:25:52,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:25:52,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:25:52" (1/1) ... [2019-09-20 22:25:52,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25bb1bad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:52, skipping insertion in model container [2019-09-20 22:25:52,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:25:52" (1/1) ... [2019-09-20 22:25:52,371 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:25:52,406 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:25:52,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:25:52,625 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:25:52,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:25:52,669 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:25:52,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:52 WrapperNode [2019-09-20 22:25:52,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:25:52,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:25:52,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:25:52,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:25:52,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:52" (1/1) ... [2019-09-20 22:25:52,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:52" (1/1) ... [2019-09-20 22:25:52,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:52" (1/1) ... [2019-09-20 22:25:52,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:52" (1/1) ... [2019-09-20 22:25:52,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:52" (1/1) ... [2019-09-20 22:25:52,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:52" (1/1) ... [2019-09-20 22:25:52,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:52" (1/1) ... [2019-09-20 22:25:52,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:25:52,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:25:52,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:25:52,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:25:52,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:25:52" (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 [2019-09-20 22:25:52,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:25:52,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:25:52,868 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:25:52,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:25:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:25:52,869 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:25:52,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:25:52,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:25:53,583 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:25:53,583 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 22:25:53,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:25:53 BoogieIcfgContainer [2019-09-20 22:25:53,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:25:53,585 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:25:53,585 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:25:53,586 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:25:53,587 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:25:53" (1/1) ... [2019-09-20 22:25:53,587 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=SIMPLIFY_DDA ♦ Intern Fluid=AlwaysFluid [2019-09-20 22:25:53,611 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:25:53,612 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:25:53,620 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:25:53,628 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:25:53,629 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:25:53,682 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 22:25:54,092 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2019-09-20 22:25:54,364 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 16384 conjuctions. This might take some time... [2019-09-20 22:26:35,258 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2019-09-20 22:26:35,437 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 16384 conjuctions. This might take some time...