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/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:57:59,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:57:59,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:57:59,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:57:59,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:57:59,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:57:59,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:57:59,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:57:59,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:57:59,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:57:59,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:57:59,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:57:59,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:57:59,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:57:59,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:57:59,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:57:59,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:57:59,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:57:59,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:57:59,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:57:59,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:57:59,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:57:59,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:57:59,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:57:59,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:57:59,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:57:59,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:57:59,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:57:59,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:57:59,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:57:59,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:57:59,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:57:59,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:57:59,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:57:59,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:57:59,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:57:59,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:57:59,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:57:59,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:57:59,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:57:59,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:57:59,322 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 [2019-10-14 02:57:59,341 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:57:59,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:57:59,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:57:59,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:57:59,343 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:57:59,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:57:59,344 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:57:59,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:57:59,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:57:59,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:57:59,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:57:59,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:57:59,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:57:59,346 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:57:59,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:57:59,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:57:59,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:57:59,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:57:59,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:57:59,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:57:59,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:57:59,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:57:59,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:57:59,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:57:59,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:57:59,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:57:59,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:57:59,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:57:59,349 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 [2019-10-14 02:57:59,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:57:59,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:57:59,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:57:59,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:57:59,632 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:57:59,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-10-14 02:57:59,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1d138b83/ce40288cec7542b3b8fb699ab9800925/FLAGa191107a7 [2019-10-14 02:58:00,280 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:58:00,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-10-14 02:58:00,297 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1d138b83/ce40288cec7542b3b8fb699ab9800925/FLAGa191107a7 [2019-10-14 02:58:00,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1d138b83/ce40288cec7542b3b8fb699ab9800925 [2019-10-14 02:58:00,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:58:00,545 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:58:00,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:58:00,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:58:00,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:58:00,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:58:00" (1/1) ... [2019-10-14 02:58:00,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@528724d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:58:00, skipping insertion in model container [2019-10-14 02:58:00,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:58:00" (1/1) ... [2019-10-14 02:58:00,560 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:58:00,646 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:58:01,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:58:01,302 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:58:01,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:58:01,781 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:58:01,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:58:01 WrapperNode [2019-10-14 02:58:01,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:58:01,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:58:01,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:58:01,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:58:01,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:58:01" (1/1) ... [2019-10-14 02:58:01,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:58:01" (1/1) ... [2019-10-14 02:58:01,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:58:01" (1/1) ... [2019-10-14 02:58:01,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:58:01" (1/1) ... [2019-10-14 02:58:01,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:58:01" (1/1) ... [2019-10-14 02:58:01,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:58:01" (1/1) ... [2019-10-14 02:58:01,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:58:01" (1/1) ... [2019-10-14 02:58:01,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:58:01,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:58:01,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:58:01,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:58:01,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:58:01" (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 [2019-10-14 02:58:01,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:58:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:58:01,955 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:58:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:58:01,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-14 02:58:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-14 02:58:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-14 02:58:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 02:58:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-10-14 02:58:01,956 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-10-14 02:58:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-10-14 02:58:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-10-14 02:58:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-10-14 02:58:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-14 02:58:01,957 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-14 02:58:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:58:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:58:01,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:58:04,783 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:58:04,784 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 02:58:04,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:58:04 BoogieIcfgContainer [2019-10-14 02:58:04,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:58:04,787 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:58:04,787 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:58:04,787 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:58:04,788 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:58:04" (1/1) ... [2019-10-14 02:58:04,789 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 [2019-10-14 02:58:04,815 INFO L162 IcfgInterpreter]: Started Sifa with 5 locations of interest [2019-10-14 02:58:04,815 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:58:04,827 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:58:04,836 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:58:04,838 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:58:05,179 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-10-14 02:58:05,504 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 286 [2019-10-14 02:58:05,535 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 352 for LOIs