/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-tiling/nr4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:16:10,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:16:10,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:16:10,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:16:10,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:16:10,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:16:10,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:16:10,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:16:10,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:16:10,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:16:10,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:16:10,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:16:10,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:16:10,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:16:10,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:16:10,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:16:10,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:16:10,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:16:10,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:16:10,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:16:10,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:16:10,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:16:10,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:16:10,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:16:10,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:16:10,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:16:10,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:16:10,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:16:10,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:16:10,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:16:10,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:16:10,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:16:10,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:16:10,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:16:10,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:16:10,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:16:10,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:16:10,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:16:10,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:16:10,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:16:10,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:16:10,497 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 07:16:10,523 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:16:10,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:16:10,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:16:10,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:16:10,525 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:16:10,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:16:10,525 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:16:10,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:16:10,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:16:10,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:16:10,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:16:10,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:16:10,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:16:10,526 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:16:10,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:16:10,527 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:16:10,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:16:10,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:16:10,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:16:10,528 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:16:10,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:16:10,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:16:10,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:16:10,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:16:10,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:16:10,529 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:16:10,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:16:10,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:16:10,529 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 07:16:10,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:16:10,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:16:10,870 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:16:10,872 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:16:10,872 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:16:10,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/nr4.c [2019-11-07 07:16:10,945 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a1872110/bd10cd6f35894c619f48f8c07401d3e4/FLAG987f7041c [2019-11-07 07:16:11,345 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:16:11,346 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/nr4.c [2019-11-07 07:16:11,352 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a1872110/bd10cd6f35894c619f48f8c07401d3e4/FLAG987f7041c [2019-11-07 07:16:11,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a1872110/bd10cd6f35894c619f48f8c07401d3e4 [2019-11-07 07:16:11,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:16:11,746 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:16:11,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:16:11,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:16:11,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:16:11,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:16:11" (1/1) ... [2019-11-07 07:16:11,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@229e4b1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:11, skipping insertion in model container [2019-11-07 07:16:11,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:16:11" (1/1) ... [2019-11-07 07:16:11,762 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:16:11,780 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:16:11,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:16:11,975 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:16:12,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:16:12,122 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:16:12,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:12 WrapperNode [2019-11-07 07:16:12,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:16:12,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:16:12,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:16:12,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:16:12,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:12" (1/1) ... [2019-11-07 07:16:12,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:12" (1/1) ... [2019-11-07 07:16:12,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:12" (1/1) ... [2019-11-07 07:16:12,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:12" (1/1) ... [2019-11-07 07:16:12,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:12" (1/1) ... [2019-11-07 07:16:12,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:12" (1/1) ... [2019-11-07 07:16:12,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:12" (1/1) ... [2019-11-07 07:16:12,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:16:12,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:16:12,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:16:12,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:16:12,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:12" (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 07:16:12,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:16:12,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:16:12,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 07:16:12,249 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:16:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:16:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:16:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 07:16:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:16:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:16:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:16:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:16:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:16:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:16:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:16:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:16:12,660 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:16:12,661 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-11-07 07:16:12,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:16:12 BoogieIcfgContainer [2019-11-07 07:16:12,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:16:12,663 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:16:12,663 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:16:12,663 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:16:12,664 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:16:12" (1/1) ... [2019-11-07 07:16:12,665 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 07:16:12,688 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:16:12,688 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:16:12,696 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:16:12,703 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:16:12,705 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:16:12,850 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-11-07 07:16:13,376 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:14,187 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:14,204 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:14,257 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:14,272 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:14,324 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:14,358 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:14,368 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:14,390 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:14,406 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:14,526 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 19 for LOIs [2019-11-07 07:16:14,527 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 07:16:14,540 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 07:16:14,540 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 07:16:14,542 INFO L168 Benchmark]: Toolchain (without parser) took 2795.94 ms. Allocated memory was 144.7 MB in the beginning and 249.0 MB in the end (delta: 104.3 MB). Free memory was 102.6 MB in the beginning and 170.7 MB in the end (delta: -68.1 MB). Peak memory consumption was 36.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:14,543 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:16:14,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.40 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 102.4 MB in the beginning and 182.6 MB in the end (delta: -80.2 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:14,545 INFO L168 Benchmark]: Boogie Preprocessor took 58.13 ms. Allocated memory is still 202.4 MB. Free memory was 181.6 MB in the beginning and 179.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:14,546 INFO L168 Benchmark]: RCFGBuilder took 480.22 ms. Allocated memory is still 202.4 MB. Free memory was 179.2 MB in the beginning and 156.8 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:14,546 INFO L168 Benchmark]: Sifa took 1877.48 ms. Allocated memory was 202.4 MB in the beginning and 249.0 MB in the end (delta: 46.7 MB). Free memory was 156.8 MB in the beginning and 170.7 MB in the end (delta: -13.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:14,551 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 144.7 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 376.40 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 102.4 MB in the beginning and 182.6 MB in the end (delta: -80.2 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.13 ms. Allocated memory is still 202.4 MB. Free memory was 181.6 MB in the beginning and 179.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 480.22 ms. Allocated memory is still 202.4 MB. Free memory was 179.2 MB in the beginning and 156.8 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Sifa took 1877.48 ms. Allocated memory was 202.4 MB in the beginning and 249.0 MB in the end (delta: 46.7 MB). Free memory was 156.8 MB in the beginning and 170.7 MB in the end (delta: -13.9 MB). Peak memory consumption was 32.8 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]: 1840, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 7, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 35, TOOLS_POST_TIME[ms]: 596, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 349, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 5, TOOLS_QUANTIFIERELIM_APPLICATIONS: 42, TOOLS_QUANTIFIERELIM_TIME[ms]: 913, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 324, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 64, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 436, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 43, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 274, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 7, DOMAIN_ISBOTTOM_TIME[ms]: 34, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1594, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1593, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 3, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 98, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 98, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 103, DAG_COMPRESSION_RETAINED_NODES: 47 - UnprovableResult [Line: 3]: 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 172#(and (= |#NULL.base| 0) (<= 1 ~CELLCOUNT~0) (<= ~CELLCOUNT~0 2147483647) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= |#NULL.offset| 0) (= 0 __VERIFIER_assert_~cond) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |__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...