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_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:57:19,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:57:19,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:57:19,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:57:19,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:57:19,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:57:19,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:57:19,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:57:19,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:57:19,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:57:19,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:57:19,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:57:19,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:57:19,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:57:19,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:57:19,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:57:19,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:57:19,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:57:19,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:57:19,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:57:19,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:57:19,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:57:19,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:57:19,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:57:19,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:57:19,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:57:19,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:57:19,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:57:19,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:57:19,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:57:19,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:57:19,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:57:19,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:57:19,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:57:19,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:57:19,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:57:19,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:57:19,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:57:19,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:57:19,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:57:19,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:57:19,385 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 02:57:19,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:57:19,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:57:19,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:57:19,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:57:19,402 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:57:19,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:57:19,403 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:57:19,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:57:19,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:57:19,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:57:19,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:57:19,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:57:19,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:57:19,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:57:19,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:57:19,405 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:57:19,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:57:19,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:57:19,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:57:19,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:57:19,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:57:19,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:57:19,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:57:19,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:57:19,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:57:19,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:57:19,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:57:19,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:57:19,407 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 02:57:19,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:57:19,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:57:19,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:57:19,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:57:19,780 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:57:19,780 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-10-14 02:57:19,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69058742b/1998181c8082421db91410dfdbee9a1f/FLAGb00f3d63e [2019-10-14 02:57:20,571 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:57:20,572 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-10-14 02:57:20,595 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69058742b/1998181c8082421db91410dfdbee9a1f/FLAGb00f3d63e [2019-10-14 02:57:20,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69058742b/1998181c8082421db91410dfdbee9a1f [2019-10-14 02:57:20,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:57:20,743 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:57:20,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:57:20,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:57:20,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:57:20,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:57:20" (1/1) ... [2019-10-14 02:57:20,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64fff5c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:57:20, skipping insertion in model container [2019-10-14 02:57:20,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:57:20" (1/1) ... [2019-10-14 02:57:20,763 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:57:20,856 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:57:21,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:57:21,708 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:57:22,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:57:22,095 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:57:22,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:57:22 WrapperNode [2019-10-14 02:57:22,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:57:22,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:57:22,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:57:22,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:57:22,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:57:22" (1/1) ... [2019-10-14 02:57:22,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:57:22" (1/1) ... [2019-10-14 02:57:22,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:57:22" (1/1) ... [2019-10-14 02:57:22,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:57:22" (1/1) ... [2019-10-14 02:57:22,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:57:22" (1/1) ... [2019-10-14 02:57:22,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:57:22" (1/1) ... [2019-10-14 02:57:22,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:57:22" (1/1) ... [2019-10-14 02:57:22,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:57:22,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:57:22,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:57:22,280 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:57:22,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:57:22" (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 [2019-10-14 02:57:22,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:57:22,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:57:22,370 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:57:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:57:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-14 02:57:22,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-14 02:57:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-14 02:57:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-14 02:57:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 02:57:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-10-14 02:57:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-10-14 02:57:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-10-14 02:57:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-10-14 02:57:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-10-14 02:57:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-14 02:57:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-14 02:57:22,377 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:57:22,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:57:22,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:57:24,842 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:57:24,842 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 02:57:24,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:57:24 BoogieIcfgContainer [2019-10-14 02:57:24,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:57:24,845 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:57:24,845 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:57:24,845 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:57:24,846 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:57:24" (1/1) ... [2019-10-14 02:57:24,847 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 02:57:24,873 INFO L162 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-10-14 02:57:24,873 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:57:24,885 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:57:24,895 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:57:24,896 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:57:25,241 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-10-14 02:57:25,698 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-10-14 02:57:25,949 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2019-10-14 02:57:26,020 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 464 for LOIs