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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-lit/hhk2008.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:21:46,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:21:46,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:21:46,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:21:46,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:21:46,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:21:46,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:21:46,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:21:46,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:21:46,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:21:46,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:21:46,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:21:46,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:21:46,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:21:46,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:21:46,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:21:46,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:21:46,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:21:46,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:21:46,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:21:46,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:21:46,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:21:46,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:21:46,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:21:46,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:21:46,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:21:46,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:21:46,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:21:46,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:21:46,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:21:46,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:21:46,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:21:46,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:21:46,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:21:46,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:21:46,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:21:46,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:21:46,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:21:46,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:21:46,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:21:46,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:21:46,323 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 17:21:46,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:21:46,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:21:46,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:21:46,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:21:46,339 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:21:46,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:21:46,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:21:46,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:21:46,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:21:46,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:21:46,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:21:46,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:21:46,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:21:46,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:21:46,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:21:46,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:21:46,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:21:46,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:21:46,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:21:46,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:21:46,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:21:46,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:21:46,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:21:46,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:21:46,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:21:46,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:21:46,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:21:46,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:21:46,344 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:21:46,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:21:46,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:21:46,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:21:46,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:21:46,399 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:21:46,400 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/hhk2008.i [2019-09-20 17:21:46,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/814854712/c147907193e542f4928e8fe41f875c87/FLAGed4e32b16 [2019-09-20 17:21:46,922 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:21:46,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/hhk2008.i [2019-09-20 17:21:46,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/814854712/c147907193e542f4928e8fe41f875c87/FLAGed4e32b16 [2019-09-20 17:21:47,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/814854712/c147907193e542f4928e8fe41f875c87 [2019-09-20 17:21:47,335 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:21:47,336 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:21:47,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:21:47,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:21:47,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:21:47,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:21:47" (1/1) ... [2019-09-20 17:21:47,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7884b47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:47, skipping insertion in model container [2019-09-20 17:21:47,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:21:47" (1/1) ... [2019-09-20 17:21:47,351 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:21:47,366 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:21:47,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:21:47,530 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:21:47,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:21:47,558 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:21:47,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:47 WrapperNode [2019-09-20 17:21:47,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:21:47,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:21:47,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:21:47,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:21:47,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:47" (1/1) ... [2019-09-20 17:21:47,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:47" (1/1) ... [2019-09-20 17:21:47,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:47" (1/1) ... [2019-09-20 17:21:47,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:47" (1/1) ... [2019-09-20 17:21:47,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:47" (1/1) ... [2019-09-20 17:21:47,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:47" (1/1) ... [2019-09-20 17:21:47,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:47" (1/1) ... [2019-09-20 17:21:47,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:21:47,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:21:47,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:21:47,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:21:47,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:21:47" (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 17:21:47,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:21:47,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:21:47,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 17:21:47,731 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:21:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:21:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 17:21:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 17:21:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:21:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:21:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:21:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:21:47,924 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:21:47,924 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 17:21:47,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:21:47 BoogieIcfgContainer [2019-09-20 17:21:47,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:21:47,926 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:21:47,927 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:21:47,927 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:21:47,928 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:21:47" (1/1) ... [2019-09-20 17:21:47,929 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 17:21:47,996 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:21:48,002 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:21:48,016 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:21:48,045 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:21:48,047 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:21:48,126 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 17:21:48,830 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-09-20 17:21:48,990 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 33 [2019-09-20 17:21:49,766 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-09-20 17:21:49,943 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-20 17:21:50,240 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2019-09-20 17:21:50,425 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2019-09-20 17:21:50,660 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2019-09-20 17:21:50,787 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-09-20 17:21:50,989 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 57 [2019-09-20 17:21:51,211 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-20 17:21:51,498 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 69 [2019-09-20 17:21:51,653 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2019-09-20 17:21:51,865 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 17:21:52,034 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 72 [2019-09-20 17:21:52,263 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-09-20 17:21:52,397 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2019-09-20 17:21:52,597 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2019-09-20 17:21:52,779 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2019-09-20 17:21:53,060 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-20 17:21:53,211 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-20 17:21:53,461 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 78 [2019-09-20 17:21:53,703 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 85 [2019-09-20 17:21:53,805 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:21:54,040 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 85 [2019-09-20 17:21:54,227 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2019-09-20 17:21:54,508 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2019-09-20 17:21:54,752 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-09-20 17:21:54,858 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:21:55,129 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2019-09-20 17:21:55,330 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 96 [2019-09-20 17:21:55,633 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 93 [2019-09-20 17:21:55,910 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 102 [2019-09-20 17:21:56,022 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 17:21:56,270 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 98 [2019-09-20 17:21:56,469 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2019-09-20 17:21:56,759 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 98 [2019-09-20 17:21:56,999 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 104 [2019-09-20 17:21:57,110 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 17:21:57,352 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2019-09-20 17:21:57,594 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 106 [2019-09-20 17:21:57,704 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 17:21:57,923 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2019-09-20 17:21:58,229 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2019-09-20 17:21:58,357 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 17:21:58,641 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 116 [2019-09-20 17:21:58,893 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 116 [2019-09-20 17:21:59,013 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 17:21:59,253 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 113 [2019-09-20 17:21:59,588 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 122 [2019-09-20 17:21:59,718 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 17:22:00,006 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 122 [2019-09-20 17:22:00,264 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 125 [2019-09-20 17:22:00,392 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-20 17:22:00,684 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 123 [2019-09-20 17:22:01,040 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 133 [2019-09-20 17:22:01,193 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 17:22:01,561 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 134 [2019-09-20 17:22:01,886 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 136 [2019-09-20 17:22:02,034 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 17:22:02,357 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-20 17:22:02,756 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 145 [2019-09-20 17:22:02,934 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-20 17:22:03,330 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 144 [2019-09-20 17:22:03,636 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 143 [2019-09-20 17:22:03,792 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-20 17:22:04,119 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 134 [2019-09-20 17:22:04,506 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 143 [2019-09-20 17:22:04,652 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-20 17:22:04,994 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 143 [2019-09-20 17:22:05,313 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 144 [2019-09-20 17:22:05,458 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-09-20 17:22:05,786 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 140 [2019-09-20 17:22:06,186 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 149 [2019-09-20 17:22:06,348 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-20 17:22:06,724 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 149 [2019-09-20 17:22:07,053 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 151 [2019-09-20 17:22:07,213 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-20 17:22:07,583 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 151 [2019-09-20 17:22:08,038 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 158 [2019-09-20 17:22:08,162 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 17:22:08,211 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 17:22:08,211 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 17:22:08,214 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 201#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 17:22:08,225 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 17:22:08,225 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 17:22:08,227 INFO L168 Benchmark]: Toolchain (without parser) took 20890.27 ms. Allocated memory was 132.6 MB in the beginning and 392.2 MB in the end (delta: 259.5 MB). Free memory was 88.7 MB in the beginning and 85.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 263.1 MB. Max. memory is 7.1 GB. [2019-09-20 17:22:08,227 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 17:22:08,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 221.41 ms. Allocated memory is still 132.6 MB. Free memory was 88.5 MB in the beginning and 79.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-20 17:22:08,229 INFO L168 Benchmark]: Boogie Preprocessor took 110.30 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 79.1 MB in the beginning and 176.1 MB in the end (delta: -97.0 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-20 17:22:08,230 INFO L168 Benchmark]: RCFGBuilder took 256.69 ms. Allocated memory is still 199.2 MB. Free memory was 175.7 MB in the beginning and 163.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. [2019-09-20 17:22:08,231 INFO L168 Benchmark]: Sifa took 20298.83 ms. Allocated memory was 199.2 MB in the beginning and 392.2 MB in the end (delta: 192.9 MB). Free memory was 163.2 MB in the beginning and 85.1 MB in the end (delta: 78.1 MB). Peak memory consumption was 271.0 MB. Max. memory is 7.1 GB. [2019-09-20 17:22:08,234 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 221.41 ms. Allocated memory is still 132.6 MB. Free memory was 88.5 MB in the beginning and 79.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.30 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 79.1 MB in the beginning and 176.1 MB in the end (delta: -97.0 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 256.69 ms. Allocated memory is still 199.2 MB. Free memory was 175.7 MB in the beginning and 163.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. * Sifa took 20298.83 ms. Allocated memory was 199.2 MB in the beginning and 392.2 MB in the end (delta: 192.9 MB). Free memory was 163.2 MB in the beginning and 85.1 MB in the end (delta: 78.1 MB). Peak memory consumption was 271.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 20214, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 32, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 28, TOOLS_POST_TIME[ms]: 96, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 19, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 32, TOOLS_QUANTIFIERELIM_TIME[ms]: 89, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 52, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 22, DOMAIN_JOIN_TIME[ms]: 9102, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 19, DOMAIN_WIDEN_TIME[ms]: 10816, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 56, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19996, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19996, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 28, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 28, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 21, DAG_COMPRESSION_PROCESSED_NODES: 56, DAG_COMPRESSION_RETAINED_NODES: 33 - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 201#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...