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/reducercommutativity/rangesum60.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 12:53:22,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 12:53:22,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 12:53:22,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 12:53:22,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 12:53:22,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 12:53:22,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 12:53:22,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 12:53:22,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 12:53:22,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 12:53:22,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 12:53:22,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 12:53:22,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 12:53:22,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 12:53:22,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 12:53:22,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 12:53:22,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 12:53:22,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 12:53:22,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 12:53:22,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 12:53:22,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 12:53:22,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 12:53:22,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 12:53:22,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 12:53:22,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 12:53:22,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 12:53:22,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 12:53:22,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 12:53:22,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 12:53:22,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 12:53:22,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 12:53:22,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 12:53:22,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 12:53:22,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 12:53:22,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 12:53:22,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 12:53:22,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 12:53:22,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 12:53:22,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 12:53:22,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 12:53:22,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 12:53:22,290 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 12:53:22,314 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 12:53:22,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 12:53:22,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 12:53:22,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 12:53:22,316 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 12:53:22,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 12:53:22,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 12:53:22,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 12:53:22,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 12:53:22,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 12:53:22,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 12:53:22,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 12:53:22,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 12:53:22,318 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 12:53:22,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 12:53:22,318 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 12:53:22,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 12:53:22,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 12:53:22,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 12:53:22,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 12:53:22,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 12:53:22,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 12:53:22,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 12:53:22,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 12:53:22,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 12:53:22,320 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 12:53:22,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 12:53:22,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 12:53:22,321 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 12:53:22,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 12:53:22,380 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 12:53:22,385 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 12:53:22,387 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 12:53:22,387 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 12:53:22,388 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/rangesum60.i [2019-10-04 12:53:22,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c238a851/b9b75880a37f43a1b657106dca00584e/FLAG709da7810 [2019-10-04 12:53:22,948 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 12:53:22,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/rangesum60.i [2019-10-04 12:53:22,955 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c238a851/b9b75880a37f43a1b657106dca00584e/FLAG709da7810 [2019-10-04 12:53:23,313 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c238a851/b9b75880a37f43a1b657106dca00584e [2019-10-04 12:53:23,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 12:53:23,325 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 12:53:23,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 12:53:23,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 12:53:23,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 12:53:23,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:53:23" (1/1) ... [2019-10-04 12:53:23,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e7700e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:23, skipping insertion in model container [2019-10-04 12:53:23,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:53:23" (1/1) ... [2019-10-04 12:53:23,343 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 12:53:23,366 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 12:53:23,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:53:23,577 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 12:53:23,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:53:23,719 INFO L192 MainTranslator]: Completed translation [2019-10-04 12:53:23,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:23 WrapperNode [2019-10-04 12:53:23,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 12:53:23,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 12:53:23,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 12:53:23,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 12:53:23,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:23" (1/1) ... [2019-10-04 12:53:23,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:23" (1/1) ... [2019-10-04 12:53:23,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:23" (1/1) ... [2019-10-04 12:53:23,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:23" (1/1) ... [2019-10-04 12:53:23,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:23" (1/1) ... [2019-10-04 12:53:23,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:23" (1/1) ... [2019-10-04 12:53:23,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:23" (1/1) ... [2019-10-04 12:53:23,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 12:53:23,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 12:53:23,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 12:53:23,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 12:53:23,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:53:23" (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 12:53:23,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 12:53:23,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 12:53:23,825 INFO L138 BoogieDeclarations]: Found implementation of procedure init_nondet [2019-10-04 12:53:23,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2019-10-04 12:53:23,825 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 12:53:23,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 12:53:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 12:53:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure init_nondet [2019-10-04 12:53:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 12:53:23,826 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2019-10-04 12:53:23,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 12:53:23,827 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 12:53:23,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 12:53:23,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 12:53:23,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 12:53:23,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 12:53:24,289 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 12:53:24,289 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-04 12:53:24,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:53:24 BoogieIcfgContainer [2019-10-04 12:53:24,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 12:53:24,292 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 12:53:24,292 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 12:53:24,292 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 12:53:24,293 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:53:24" (1/1) ... [2019-10-04 12:53:24,294 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 12:53:24,319 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 12:53:24,319 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 12:53:24,326 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 12:53:24,335 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 12:53:24,336 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 12:53:24,515 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-04 12:53:25,958 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 12:53:25,959 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 12:53:25,961 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 156#(and (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648))) [2019-10-04 12:53:25,978 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 12:53:25,979 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 12:53:25,981 INFO L168 Benchmark]: Toolchain (without parser) took 2655.36 ms. Allocated memory was 132.6 MB in the beginning and 261.1 MB in the end (delta: 128.5 MB). Free memory was 88.6 MB in the beginning and 235.7 MB in the end (delta: -147.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 12:53:25,982 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 12:53:25,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.39 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 88.4 MB in the beginning and 176.6 MB in the end (delta: -88.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:25,984 INFO L168 Benchmark]: Boogie Preprocessor took 41.10 ms. Allocated memory is still 199.8 MB. Free memory was 176.6 MB in the beginning and 174.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:25,985 INFO L168 Benchmark]: RCFGBuilder took 528.66 ms. Allocated memory is still 199.8 MB. Free memory was 174.3 MB in the beginning and 149.6 MB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-10-04 12:53:25,985 INFO L168 Benchmark]: Sifa took 1687.70 ms. Allocated memory was 199.8 MB in the beginning and 261.1 MB in the end (delta: 61.3 MB). Free memory was 149.6 MB in the beginning and 235.7 MB in the end (delta: -86.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 12:53:25,989 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 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 394.39 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 88.4 MB in the beginning and 176.6 MB in the end (delta: -88.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.10 ms. Allocated memory is still 199.8 MB. Free memory was 176.6 MB in the beginning and 174.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 528.66 ms. Allocated memory is still 199.8 MB. Free memory was 174.3 MB in the beginning and 149.6 MB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Sifa took 1687.70 ms. Allocated memory was 199.8 MB in the beginning and 261.1 MB in the end (delta: 61.3 MB). Free memory was 149.6 MB in the beginning and 235.7 MB in the end (delta: -86.1 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]: 1642, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 32, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 23, TOOLS_POST_TIME[ms]: 374, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 145, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 588, TOOLS_QUANTIFIERELIM_APPLICATIONS: 34, TOOLS_QUANTIFIERELIM_TIME[ms]: 1080, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 347, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 42, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 14, DOMAIN_JOIN_TIME[ms]: 246, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 7, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 180, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 645, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 644, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 667, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 667, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 78, DAG_COMPRESSION_RETAINED_NODES: 39 - UnprovableResult [Line: 50]: 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 156#(and (or (not (= main_~ret~1 main_~ret2~0)) (not (= main_~ret~1 main_~ret5~0))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...