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/ldv-regression/callfpointer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 08:48:09,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 08:48:09,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 08:48:09,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 08:48:09,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 08:48:09,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 08:48:09,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 08:48:09,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 08:48:09,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 08:48:09,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 08:48:09,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 08:48:09,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 08:48:09,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 08:48:09,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 08:48:09,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 08:48:09,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 08:48:09,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 08:48:09,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 08:48:09,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 08:48:09,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 08:48:09,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 08:48:09,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 08:48:09,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 08:48:09,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 08:48:09,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 08:48:09,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 08:48:09,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 08:48:09,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 08:48:09,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 08:48:09,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 08:48:09,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 08:48:09,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 08:48:09,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 08:48:09,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 08:48:09,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 08:48:09,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 08:48:09,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 08:48:09,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 08:48:09,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 08:48:09,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 08:48:09,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 08:48:09,405 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 [2019-10-04 08:48:09,428 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 08:48:09,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 08:48:09,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 08:48:09,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 08:48:09,431 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 08:48:09,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 08:48:09,431 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 08:48:09,432 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 08:48:09,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 08:48:09,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 08:48:09,433 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 08:48:09,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 08:48:09,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 08:48:09,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 08:48:09,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 08:48:09,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 08:48:09,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 08:48:09,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 08:48:09,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 08:48:09,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 08:48:09,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 08:48:09,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 08:48:09,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 08:48:09,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 08:48:09,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 08:48:09,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 08:48:09,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 08:48:09,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 08:48:09,437 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 [2019-10-04 08:48:09,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 08:48:09,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 08:48:09,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 08:48:09,521 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 08:48:09,522 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 08:48:09,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/callfpointer.i [2019-10-04 08:48:09,592 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75dc8e229/b22e6db55d444da88ca3edbb9c8f8eb7/FLAGa112e86d5 [2019-10-04 08:48:10,037 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 08:48:10,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/callfpointer.i [2019-10-04 08:48:10,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75dc8e229/b22e6db55d444da88ca3edbb9c8f8eb7/FLAGa112e86d5 [2019-10-04 08:48:10,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75dc8e229/b22e6db55d444da88ca3edbb9c8f8eb7 [2019-10-04 08:48:10,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 08:48:10,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 08:48:10,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 08:48:10,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 08:48:10,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 08:48:10,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 08:48:10" (1/1) ... [2019-10-04 08:48:10,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c0bcf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:10, skipping insertion in model container [2019-10-04 08:48:10,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 08:48:10" (1/1) ... [2019-10-04 08:48:10,472 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 08:48:10,485 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 08:48:10,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 08:48:10,671 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 08:48:10,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 08:48:10,696 INFO L192 MainTranslator]: Completed translation [2019-10-04 08:48:10,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:10 WrapperNode [2019-10-04 08:48:10,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 08:48:10,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 08:48:10,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 08:48:10,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 08:48:10,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:10" (1/1) ... [2019-10-04 08:48:10,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:10" (1/1) ... [2019-10-04 08:48:10,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:10" (1/1) ... [2019-10-04 08:48:10,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:10" (1/1) ... [2019-10-04 08:48:10,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:10" (1/1) ... [2019-10-04 08:48:10,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:10" (1/1) ... [2019-10-04 08:48:10,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:10" (1/1) ... [2019-10-04 08:48:10,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 08:48:10,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 08:48:10,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 08:48:10,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 08:48:10,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:48:10" (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 [2019-10-04 08:48:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 08:48:10,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 08:48:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-04 08:48:10,872 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-10-04 08:48:10,873 INFO L138 BoogieDeclarations]: Found implementation of procedure h [2019-10-04 08:48:10,873 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 08:48:10,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 08:48:10,874 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-10-04 08:48:10,874 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-04 08:48:10,874 INFO L130 BoogieDeclarations]: Found specification of procedure h [2019-10-04 08:48:10,874 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 08:48:10,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 08:48:10,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 08:48:11,030 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 08:48:11,030 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-04 08:48:11,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 08:48:11 BoogieIcfgContainer [2019-10-04 08:48:11,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 08:48:11,033 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 08:48:11,033 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 08:48:11,033 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 08:48:11,034 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 08:48:11" (1/1) ... [2019-10-04 08:48:11,035 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 [2019-10-04 08:48:11,060 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 08:48:11,060 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 08:48:11,070 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 08:48:11,096 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 08:48:11,103 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 08:48:11,239 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-10-04 08:48:11,242 INFO L199 IcfgInterpreter]: Interpreting procedure f with input of size 7 for LOIs [2019-10-04 08:48:11,262 INFO L199 IcfgInterpreter]: Interpreting procedure ##fun~int~TO~VOID with input of size 10 for LOIs [2019-10-04 08:48:11,269 INFO L199 IcfgInterpreter]: Interpreting procedure h with input of size 3 for LOIs [2019-10-04 08:48:11,302 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 08:48:11,302 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 08:48:11,305 INFO L193 IcfgInterpreter]: Reachable states at location hErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 22#(and (= 1 |h_#in~i|) (<= 1 |h_#in~i|) (<= h_~i 1) (= 1 h_~i) (= h_~i |h_#in~i|) (<= |h_#in~i| 1) (<= 1 h_~i)) [2019-10-04 08:48:11,338 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 08:48:11,338 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 08:48:11,342 INFO L168 Benchmark]: Toolchain (without parser) took 881.46 ms. Allocated memory was 136.3 MB in the beginning and 196.1 MB in the end (delta: 59.8 MB). Free memory was 84.2 MB in the beginning and 152.1 MB in the end (delta: -67.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 08:48:11,343 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 136.3 MB. Free memory was 102.3 MB in the beginning and 102.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 08:48:11,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.95 ms. Allocated memory is still 136.3 MB. Free memory was 84.0 MB in the beginning and 74.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-10-04 08:48:11,345 INFO L168 Benchmark]: Boogie Preprocessor took 120.77 ms. Allocated memory was 136.3 MB in the beginning and 196.1 MB in the end (delta: 59.8 MB). Free memory was 74.6 MB in the beginning and 173.9 MB in the end (delta: -99.4 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-10-04 08:48:11,346 INFO L168 Benchmark]: RCFGBuilder took 213.67 ms. Allocated memory is still 196.1 MB. Free memory was 173.3 MB in the beginning and 161.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-10-04 08:48:11,347 INFO L168 Benchmark]: Sifa took 305.76 ms. Allocated memory is still 196.1 MB. Free memory was 161.7 MB in the beginning and 152.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-10-04 08:48:11,351 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 136.3 MB. Free memory was 102.3 MB in the beginning and 102.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 237.95 ms. Allocated memory is still 136.3 MB. Free memory was 84.0 MB in the beginning and 74.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.77 ms. Allocated memory was 136.3 MB in the beginning and 196.1 MB in the end (delta: 59.8 MB). Free memory was 74.6 MB in the beginning and 173.9 MB in the end (delta: -99.4 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 213.67 ms. Allocated memory is still 196.1 MB. Free memory was 173.3 MB in the beginning and 161.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Sifa took 305.76 ms. Allocated memory is still 196.1 MB. Free memory was 161.7 MB in the beginning and 152.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 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]: 245, ICFG_INTERPRETER_ENTERED_PROCEDURES: 5, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 12, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 2, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 28, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 12, TOOLS_QUANTIFIERELIM_TIME[ms]: 20, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 12, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 96, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 73, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 72, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 51, DAG_COMPRESSION_RETAINED_NODES: 39 - UnprovableResult [Line: 14]: 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 22#(and (= 1 |h_#in~i|) (<= 1 |h_#in~i|) (<= h_~i 1) (= 1 h_~i) (= h_~i |h_#in~i|) (<= |h_#in~i| 1) (<= 1 h_~i)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...