/usr/bin/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/array-examples/sorting_selectionsort_2_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:14:45,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:14:45,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:14:45,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:14:45,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:14:45,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:14:45,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:14:45,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:14:45,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:14:45,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:14:45,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:14:45,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:14:45,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:14:45,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:14:45,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:14:45,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:14:45,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:14:45,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:14:45,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:14:45,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:14:45,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:14:45,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:14:45,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:14:45,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:14:45,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:14:45,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:14:45,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:14:45,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:14:45,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:14:45,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:14:45,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:14:45,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:14:45,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:14:45,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:14:45,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:14:45,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:14:45,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:14:45,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:14:45,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:14:45,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:14:45,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:14:45,888 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 [2019-11-07 07:14:45,909 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:14:45,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:14:45,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:14:45,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:14:45,911 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:14:45,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:14:45,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:14:45,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:14:45,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:14:45,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:14:45,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:14:45,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:14:45,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:14:45,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:14:45,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:14:45,913 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:14:45,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:14:45,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:14:45,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:14:45,914 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:14:45,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:14:45,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:14:45,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:14:45,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:14:45,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:14:45,915 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:14:45,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:14:45,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:14:45,915 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 [2019-11-07 07:14:46,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:14:46,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:14:46,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:14:46,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:14:46,239 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:14:46,240 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/sorting_selectionsort_2_ground.i [2019-11-07 07:14:46,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1caa1b64d/ad256c3ac6064ded8aa7bfa352720a5e/FLAGb3b1134e9 [2019-11-07 07:14:46,783 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:14:46,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/sorting_selectionsort_2_ground.i [2019-11-07 07:14:46,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1caa1b64d/ad256c3ac6064ded8aa7bfa352720a5e/FLAGb3b1134e9 [2019-11-07 07:14:47,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1caa1b64d/ad256c3ac6064ded8aa7bfa352720a5e [2019-11-07 07:14:47,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:14:47,214 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:14:47,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:14:47,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:14:47,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:14:47,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:14:47" (1/1) ... [2019-11-07 07:14:47,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d7d8b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:14:47, skipping insertion in model container [2019-11-07 07:14:47,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:14:47" (1/1) ... [2019-11-07 07:14:47,230 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:14:47,246 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:14:47,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:14:47,451 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:14:47,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:14:47,590 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:14:47,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:14:47 WrapperNode [2019-11-07 07:14:47,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:14:47,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:14:47,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:14:47,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:14:47,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:14:47" (1/1) ... [2019-11-07 07:14:47,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:14:47" (1/1) ... [2019-11-07 07:14:47,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:14:47" (1/1) ... [2019-11-07 07:14:47,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:14:47" (1/1) ... [2019-11-07 07:14:47,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:14:47" (1/1) ... [2019-11-07 07:14:47,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:14:47" (1/1) ... [2019-11-07 07:14:47,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:14:47" (1/1) ... [2019-11-07 07:14:47,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:14:47,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:14:47,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:14:47,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:14:47,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:14:47" (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 [2019-11-07 07:14:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:14:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:14:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 07:14:47,713 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:14:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:14:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 07:14:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:14:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:14:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:14:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:14:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:14:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:14:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:14:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:14:48,223 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:14:48,223 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-07 07:14:48,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:14:48 BoogieIcfgContainer [2019-11-07 07:14:48,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:14:48,225 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:14:48,225 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:14:48,225 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:14:48,227 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:14:48" (1/1) ... [2019-11-07 07:14:48,227 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 [2019-11-07 07:14:48,254 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:14:48,255 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:14:48,262 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:14:48,268 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:14:48,269 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:14:48,389 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-11-07 07:14:48,600 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:49,295 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:49,956 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:49,961 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:49,966 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,193 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,205 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,270 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,335 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,355 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,373 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,388 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,610 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,621 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,628 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,678 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,706 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,765 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,785 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,813 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,829 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,846 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:50,856 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,077 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,086 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,127 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,151 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,201 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,216 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,229 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,439 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,451 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,458 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,503 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,529 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,548 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,591 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,606 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,625 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,642 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,656 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,866 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,872 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:51,876 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:14:52,130 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 1 for LOIs [2019-11-07 07:14:52,130 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 07:14:52,151 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 07:14:52,151 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 07:14:52,159 INFO L168 Benchmark]: Toolchain (without parser) took 4939.21 ms. Allocated memory was 144.7 MB in the beginning and 282.6 MB in the end (delta: 137.9 MB). Free memory was 101.6 MB in the beginning and 247.6 MB in the end (delta: -146.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 07:14:52,160 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:14:52,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.98 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 101.4 MB in the beginning and 182.1 MB in the end (delta: -80.6 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:14:52,162 INFO L168 Benchmark]: Boogie Preprocessor took 57.91 ms. Allocated memory is still 202.9 MB. Free memory was 182.1 MB in the beginning and 179.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:14:52,164 INFO L168 Benchmark]: RCFGBuilder took 575.16 ms. Allocated memory is still 202.9 MB. Free memory was 179.7 MB in the beginning and 149.7 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2019-11-07 07:14:52,167 INFO L168 Benchmark]: Sifa took 3926.15 ms. Allocated memory was 202.9 MB in the beginning and 282.6 MB in the end (delta: 79.7 MB). Free memory was 149.7 MB in the beginning and 247.6 MB in the end (delta: -98.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 07:14:52,172 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 375.98 ms. Allocated memory was 144.7 MB in the beginning and 202.9 MB in the end (delta: 58.2 MB). Free memory was 101.4 MB in the beginning and 182.1 MB in the end (delta: -80.6 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.91 ms. Allocated memory is still 202.9 MB. Free memory was 182.1 MB in the beginning and 179.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 575.16 ms. Allocated memory is still 202.9 MB. Free memory was 179.7 MB in the beginning and 149.7 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. * Sifa took 3926.15 ms. Allocated memory was 202.9 MB in the beginning and 282.6 MB in the end (delta: 79.7 MB). Free memory was 149.7 MB in the beginning and 247.6 MB in the end (delta: -98.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 3877, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 72, DAG_INTERPRETER_EARLY_EXITS: 16, TOOLS_POST_APPLICATIONS: 279, TOOLS_POST_TIME[ms]: 2114, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 362, TOOLS_POST_RETURN_APPLICATIONS: 60, TOOLS_POST_RETURN_TIME[ms]: 70, TOOLS_QUANTIFIERELIM_APPLICATIONS: 403, TOOLS_QUANTIFIERELIM_TIME[ms]: 2419, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 216, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 566, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 40, DOMAIN_JOIN_TIME[ms]: 224, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME[ms]: 8, DOMAIN_WIDEN_APPLICATIONS: 46, DOMAIN_WIDEN_TIME[ms]: 398, DOMAIN_ISSUBSETEQ_APPLICATIONS: 81, DOMAIN_ISSUBSETEQ_TIME[ms]: 401, DOMAIN_ISBOTTOM_APPLICATIONS: 72, DOMAIN_ISBOTTOM_TIME[ms]: 147, LOOP_SUMMARIZER_APPLICATIONS: 35, LOOP_SUMMARIZER_CACHE_MISSES: 35, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3513, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3512, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 81, CALL_SUMMARIZER_APPLICATIONS: 60, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 92, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 91, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 765, DAG_COMPRESSION_RETAINED_NODES: 107 - UnprovableResult [Line: 2]: 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 960#(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...