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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:42:16,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:42:16,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:42:16,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:42:16,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:42:16,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:42:16,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:42:16,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:42:16,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:42:16,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:42:16,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:42:16,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:42:16,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:42:16,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:42:16,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:42:16,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:42:16,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:42:16,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:42:16,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:42:16,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:42:16,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:42:16,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:42:16,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:42:16,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:42:16,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:42:16,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:42:16,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:42:16,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:42:16,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:42:16,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:42:16,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:42:16,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:42:16,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:42:16,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:42:16,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:42:16,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:42:16,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:42:16,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:42:16,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:42:16,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:42:16,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:42:16,783 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 17:42:16,804 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:42:16,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:42:16,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:42:16,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:42:16,806 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:42:16,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:42:16,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:42:16,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:42:16,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:42:16,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:42:16,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:42:16,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:42:16,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:42:16,810 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:42:16,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:42:16,811 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:42:16,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:42:16,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:42:16,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:42:16,812 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:42:16,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:42:16,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:42:16,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:42:16,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:42:16,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:42:16,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:42:16,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:42:16,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:42:16,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:42:16,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:42:16,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:42:16,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:42:16,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:42:16,907 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:42:16,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2019-09-25 17:42:16,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f7e126dd/00e5441061554860add80d02fce4ec1e/FLAG5bae12e21 [2019-09-25 17:42:17,461 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:42:17,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+lhb-reducer.c [2019-09-25 17:42:17,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f7e126dd/00e5441061554860add80d02fce4ec1e/FLAG5bae12e21 [2019-09-25 17:42:17,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f7e126dd/00e5441061554860add80d02fce4ec1e [2019-09-25 17:42:17,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:42:17,808 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:42:17,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:42:17,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:42:17,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:42:17,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:42:17" (1/1) ... [2019-09-25 17:42:17,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d0f6bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:17, skipping insertion in model container [2019-09-25 17:42:17,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:42:17" (1/1) ... [2019-09-25 17:42:17,830 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:42:17,856 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:42:18,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:42:18,156 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:42:18,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:42:18,324 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:42:18,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:18 WrapperNode [2019-09-25 17:42:18,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:42:18,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:42:18,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:42:18,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:42:18,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:18" (1/1) ... [2019-09-25 17:42:18,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:18" (1/1) ... [2019-09-25 17:42:18,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:18" (1/1) ... [2019-09-25 17:42:18,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:18" (1/1) ... [2019-09-25 17:42:18,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:18" (1/1) ... [2019-09-25 17:42:18,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:18" (1/1) ... [2019-09-25 17:42:18,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:18" (1/1) ... [2019-09-25 17:42:18,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:42:18,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:42:18,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:42:18,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:42:18,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:42:18" (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 17:42:18,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:42:18,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:42:18,436 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:42:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:42:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:42:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 17:42:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:42:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:42:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:42:18,756 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:42:18,756 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 17:42:18,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:42:18 BoogieIcfgContainer [2019-09-25 17:42:18,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:42:18,759 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:42:18,759 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:42:18,759 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:42:18,760 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:42:18" (1/1) ... [2019-09-25 17:42:18,761 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:42:18,785 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:42:18,786 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:42:18,794 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:42:18,801 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:42:18,802 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:42:18,927 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2019-09-25 17:42:19,161 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:19,977 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-25 17:42:20,404 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-25 17:42:20,730 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-25 17:42:20,999 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:42:21,000 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:42:21,002 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1308#(and (= main_~main____CPAchecker_TMP_0~1 0) (= main_~__VERIFIER_assert__cond~0 0) (= main_~main__y~0 0)) [2019-09-25 17:42:21,018 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:42:21,019 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:42:21,023 INFO L168 Benchmark]: Toolchain (without parser) took 3212.41 ms. Allocated memory was 129.0 MB in the beginning and 280.5 MB in the end (delta: 151.5 MB). Free memory was 85.1 MB in the beginning and 202.6 MB in the end (delta: -117.5 MB). Peak memory consumption was 34.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:42:21,024 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 129.0 MB. Free memory was 103.1 MB in the beginning and 102.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:42:21,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 516.25 ms. Allocated memory was 129.0 MB in the beginning and 196.1 MB in the end (delta: 67.1 MB). Free memory was 84.9 MB in the beginning and 172.7 MB in the end (delta: -87.8 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:42:21,028 INFO L168 Benchmark]: Boogie Preprocessor took 34.28 ms. Allocated memory is still 196.1 MB. Free memory was 172.7 MB in the beginning and 170.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:42:21,028 INFO L168 Benchmark]: RCFGBuilder took 397.59 ms. Allocated memory is still 196.1 MB. Free memory was 170.2 MB in the beginning and 153.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:42:21,034 INFO L168 Benchmark]: Sifa took 2260.23 ms. Allocated memory was 196.1 MB in the beginning and 280.5 MB in the end (delta: 84.4 MB). Free memory was 153.3 MB in the beginning and 202.6 MB in the end (delta: -49.3 MB). Peak memory consumption was 35.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:42:21,046 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 129.0 MB. Free memory was 103.1 MB in the beginning and 102.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 516.25 ms. Allocated memory was 129.0 MB in the beginning and 196.1 MB in the end (delta: 67.1 MB). Free memory was 84.9 MB in the beginning and 172.7 MB in the end (delta: -87.8 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.28 ms. Allocated memory is still 196.1 MB. Free memory was 172.7 MB in the beginning and 170.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 397.59 ms. Allocated memory is still 196.1 MB. Free memory was 170.2 MB in the beginning and 153.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. * Sifa took 2260.23 ms. Allocated memory was 196.1 MB in the beginning and 280.5 MB in the end (delta: 84.4 MB). Free memory was 153.3 MB in the beginning and 202.6 MB in the end (delta: -49.3 MB). Peak memory consumption was 35.1 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]: 2217, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 269, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 250, TOOLS_POST_TIME[ms]: 315, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 26, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 253, TOOLS_QUANTIFIERELIM_TIME[ms]: 253, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 14, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 303, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 58, DOMAIN_JOIN_TIME[ms]: 1062, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 448, DOMAIN_WIDEN_APPLICATIONS: 17, DOMAIN_WIDEN_TIME[ms]: 102, DOMAIN_ISSUBSETEQ_APPLICATIONS: 34, DOMAIN_ISSUBSETEQ_TIME[ms]: 64, DOMAIN_ISBOTTOM_APPLICATIONS: 22, DOMAIN_ISBOTTOM_TIME[ms]: 63, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1961, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1960, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 34, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 68, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 67, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 269, DAG_COMPRESSION_RETAINED_NODES: 111 - UnprovableResult [Line: 97]: 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 1308#(and (= main_~main____CPAchecker_TMP_0~1 0) (= main_~__VERIFIER_assert__cond~0 0) (= main_~main__y~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...