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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/reducercommutativity/avg05-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:19:16,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:19:16,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:19:17,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:19:17,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:19:17,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:19:17,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:19:17,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:19:17,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:19:17,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:19:17,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:19:17,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:19:17,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:19:17,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:19:17,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:19:17,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:19:17,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:19:17,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:19:17,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:19:17,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:19:17,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:19:17,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:19:17,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:19:17,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:19:17,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:19:17,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:19:17,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:19:17,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:19:17,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:19:17,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:19:17,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:19:17,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:19:17,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:19:17,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:19:17,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:19:17,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:19:17,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:19:17,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:19:17,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:19:17,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:19:17,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:19:17,041 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 16:19:17,055 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:19:17,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:19:17,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:19:17,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:19:17,057 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:19:17,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:19:17,057 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:19:17,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:19:17,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:19:17,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:19:17,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:19:17,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:19:17,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:19:17,059 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:19:17,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:19:17,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:19:17,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:19:17,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:19:17,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:19:17,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:19:17,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:19:17,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:19:17,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:19:17,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:19:17,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:19:17,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:19:17,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:19:17,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:19:17,062 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:19:17,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:19:17,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:19:17,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:19:17,120 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:19:17,120 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:19:17,121 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/avg05-1.i [2019-09-25 16:19:17,179 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7c720bcd/fb794842088b4318bcdd2d104610979b/FLAGe3f27e60c [2019-09-25 16:19:17,613 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:19:17,615 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/avg05-1.i [2019-09-25 16:19:17,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7c720bcd/fb794842088b4318bcdd2d104610979b/FLAGe3f27e60c [2019-09-25 16:19:18,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7c720bcd/fb794842088b4318bcdd2d104610979b [2019-09-25 16:19:18,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:19:18,024 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:19:18,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:19:18,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:19:18,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:19:18,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:19:18" (1/1) ... [2019-09-25 16:19:18,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9248e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:18, skipping insertion in model container [2019-09-25 16:19:18,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:19:18" (1/1) ... [2019-09-25 16:19:18,040 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:19:18,058 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:19:18,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:19:18,332 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:19:18,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:19:18,490 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:19:18,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:18 WrapperNode [2019-09-25 16:19:18,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:19:18,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:19:18,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:19:18,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:19:18,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:18" (1/1) ... [2019-09-25 16:19:18,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:18" (1/1) ... [2019-09-25 16:19:18,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:18" (1/1) ... [2019-09-25 16:19:18,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:18" (1/1) ... [2019-09-25 16:19:18,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:18" (1/1) ... [2019-09-25 16:19:18,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:18" (1/1) ... [2019-09-25 16:19:18,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:18" (1/1) ... [2019-09-25 16:19:18,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:19:18,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:19:18,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:19:18,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:19:18,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:19:18,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:19:18,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:19:18,589 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2019-09-25 16:19:18,589 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:19:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:19:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:19:18,589 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2019-09-25 16:19:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:19:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:19:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 16:19:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:19:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:19:18,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:19:18,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:19:18,996 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:19:18,996 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-25 16:19:18,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:19:18 BoogieIcfgContainer [2019-09-25 16:19:18,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:19:18,998 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:19:18,998 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:19:18,999 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:19:19,000 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:19:18" (1/1) ... [2019-09-25 16:19:19,000 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 [2019-09-25 16:19:19,022 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:19:19,022 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:19:19,028 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:19:19,034 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:19:19,035 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:19:19,220 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-09-25 16:19:20,173 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:19:20,173 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:19:20,175 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 124#(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))) [2019-09-25 16:19:20,187 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 16:19:20,187 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:19:20,189 INFO L168 Benchmark]: Toolchain (without parser) took 2164.99 ms. Allocated memory was 133.7 MB in the beginning and 226.5 MB in the end (delta: 92.8 MB). Free memory was 89.3 MB in the beginning and 195.2 MB in the end (delta: -105.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 16:19:20,190 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory is still 107.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 16:19:20,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.36 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 89.3 MB in the beginning and 177.5 MB in the end (delta: -88.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:20,192 INFO L168 Benchmark]: Boogie Preprocessor took 42.55 ms. Allocated memory is still 200.3 MB. Free memory was 177.5 MB in the beginning and 175.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:20,192 INFO L168 Benchmark]: RCFGBuilder took 463.43 ms. Allocated memory is still 200.3 MB. Free memory was 175.2 MB in the beginning and 154.5 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:20,193 INFO L168 Benchmark]: Sifa took 1189.50 ms. Allocated memory was 200.3 MB in the beginning and 226.5 MB in the end (delta: 26.2 MB). Free memory was 154.5 MB in the beginning and 195.2 MB in the end (delta: -40.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 16:19:20,196 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 133.7 MB. Free memory is still 107.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 466.36 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 89.3 MB in the beginning and 177.5 MB in the end (delta: -88.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.55 ms. Allocated memory is still 200.3 MB. Free memory was 177.5 MB in the beginning and 175.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 463.43 ms. Allocated memory is still 200.3 MB. Free memory was 175.2 MB in the beginning and 154.5 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Sifa took 1189.50 ms. Allocated memory was 200.3 MB in the beginning and 226.5 MB in the end (delta: 26.2 MB). Free memory was 154.5 MB in the beginning and 195.2 MB in the end (delta: -40.6 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]: 1154, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 20, TOOLS_POST_TIME[ms]: 541, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 43, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 140, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 699, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 273, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 37, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 159, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 4, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 173, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 25, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 471, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 470, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 288, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 288, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 72, DAG_COMPRESSION_RETAINED_NODES: 35 - UnprovableResult [Line: 39]: 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 124#(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...