java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-examples/standard_two_index_05.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:54:48,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:54:48,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:54:48,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:54:48,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:54:48,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:54:48,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:54:48,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:54:48,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:54:48,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:54:48,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:54:48,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:54:48,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:54:48,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:54:48,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:54:48,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:54:48,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:54:48,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:54:48,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:54:48,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:54:48,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:54:48,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:54:48,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:54:48,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:54:48,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:54:48,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:54:48,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:54:48,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:54:48,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:54:48,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:54:48,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:54:48,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:54:48,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:54:48,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:54:48,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:54:48,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:54:48,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:54:48,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:54:48,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:54:48,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:54:48,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:54:48,971 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 [2019-10-15 04:54:48,994 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:54:48,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:54:48,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:54:48,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:54:48,996 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:54:48,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:54:48,997 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:54:48,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:54:48,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:54:48,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:54:48,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:54:48,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:54:48,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:54:48,999 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:54:48,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:54:48,999 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:54:49,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:54:49,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:54:49,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:54:49,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:54:49,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:54:49,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:54:49,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:54:49,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:54:49,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:54:49,002 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:54:49,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:54:49,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:54:49,002 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 [2019-10-15 04:54:49,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:54:49,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:54:49,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:54:49,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:54:49,285 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:54:49,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_two_index_05.i [2019-10-15 04:54:49,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5de49642d/7bd79ff347224d09bb0e5bcc010299f1/FLAG4710f9407 [2019-10-15 04:54:49,759 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:54:49,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_two_index_05.i [2019-10-15 04:54:49,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5de49642d/7bd79ff347224d09bb0e5bcc010299f1/FLAG4710f9407 [2019-10-15 04:54:50,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5de49642d/7bd79ff347224d09bb0e5bcc010299f1 [2019-10-15 04:54:50,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:54:50,189 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:54:50,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:50,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:54:50,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:54:50,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:50" (1/1) ... [2019-10-15 04:54:50,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a87286f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:50, skipping insertion in model container [2019-10-15 04:54:50,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:50" (1/1) ... [2019-10-15 04:54:50,205 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:54:50,222 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:54:50,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:50,396 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:54:50,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:50,439 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:54:50,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:50 WrapperNode [2019-10-15 04:54:50,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:50,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:54:50,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:54:50,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:54:50,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:50" (1/1) ... [2019-10-15 04:54:50,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:50" (1/1) ... [2019-10-15 04:54:50,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:50" (1/1) ... [2019-10-15 04:54:50,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:50" (1/1) ... [2019-10-15 04:54:50,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:50" (1/1) ... [2019-10-15 04:54:50,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:50" (1/1) ... [2019-10-15 04:54:50,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:50" (1/1) ... [2019-10-15 04:54:50,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:54:50,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:54:50,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:54:50,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:54:50,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:50" (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 [2019-10-15 04:54:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:54:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:54:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 04:54:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:54:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:54:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 04:54:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:54:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:54:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:54:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:54:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:54:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:54:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:54:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:54:50,878 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:54:50,879 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-15 04:54:50,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:50 BoogieIcfgContainer [2019-10-15 04:54:50,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:54:50,881 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 04:54:50,881 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 04:54:50,881 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 04:54:50,883 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:50" (1/1) ... [2019-10-15 04:54:50,883 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 [2019-10-15 04:54:50,922 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 04:54:50,922 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 04:54:50,937 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 04:54:50,960 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 04:54:50,964 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 04:54:51,145 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-15 04:54:51,582 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-10-15 04:54:51,949 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 51 for LOIs [2019-10-15 04:54:51,955 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 04:54:51,978 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 04:54:51,978 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 04:54:51,980 INFO L168 Benchmark]: Toolchain (without parser) took 1790.76 ms. Allocated memory was 138.4 MB in the beginning and 234.9 MB in the end (delta: 96.5 MB). Free memory was 103.8 MB in the beginning and 208.4 MB in the end (delta: -104.6 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:51,981 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 04:54:51,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.66 ms. Allocated memory is still 138.4 MB. Free memory was 103.6 MB in the beginning and 93.5 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:51,983 INFO L168 Benchmark]: Boogie Preprocessor took 116.69 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 93.5 MB in the beginning and 178.9 MB in the end (delta: -85.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:51,983 INFO L168 Benchmark]: RCFGBuilder took 323.29 ms. Allocated memory is still 201.3 MB. Free memory was 178.9 MB in the beginning and 162.3 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:51,984 INFO L168 Benchmark]: Sifa took 1097.49 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 162.3 MB in the beginning and 208.4 MB in the end (delta: -46.1 MB). Peak memory consumption was 78.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:51,988 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 249.66 ms. Allocated memory is still 138.4 MB. Free memory was 103.6 MB in the beginning and 93.5 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.69 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 93.5 MB in the beginning and 178.9 MB in the end (delta: -85.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 323.29 ms. Allocated memory is still 201.3 MB. Free memory was 178.9 MB in the beginning and 162.3 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. * Sifa took 1097.49 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 162.3 MB in the beginning and 208.4 MB in the end (delta: -46.1 MB). Peak memory consumption was 78.0 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]: 1029, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 37, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 27, TOOLS_POST_TIME[ms]: 462, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 91, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 10, TOOLS_QUANTIFIERELIM_APPLICATIONS: 39, TOOLS_QUANTIFIERELIM_TIME[ms]: 533, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 222, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 46, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 14, DOMAIN_JOIN_TIME[ms]: 165, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 165, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 26, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 4, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 709, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 708, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 143, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 142, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 21, DAG_COMPRESSION_PROCESSED_NODES: 78, DAG_COMPRESSION_RETAINED_NODES: 38 - UnprovableResult [Line: 2]: 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 141#(and (<= __VERIFIER_assert_~cond 0) (exists ((|v_main_~#a~0.base_BEFORE_CALL_5| Int) (v_prenex_18 Int) (|v_main_~#b~0.offset_BEFORE_CALL_5| Int) (|v_main_~#a~0.offset_BEFORE_CALL_5| Int) (v_prenex_17 Int) (v_prenex_23 Int) (v_prenex_22 Int) (v_prenex_24 Int) (v_main_~j~0_BEFORE_CALL_5 Int) (v_prenex_21 Int) (v_prenex_20 Int) (v_prenex_19 Int) (|v_main_~#b~0.base_BEFORE_CALL_5| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_prenex_17) v_prenex_19) (select (select |#memory_int| v_prenex_20) (+ v_prenex_18 4)))) (and (not (= (select (select |#memory_int| |v_main_~#b~0.base_BEFORE_CALL_5|) (+ |v_main_~#b~0.offset_BEFORE_CALL_5| (* v_main_~j~0_BEFORE_CALL_5 20) 4)) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_5|) (+ |v_main_~#a~0.offset_BEFORE_CALL_5| (* v_main_~j~0_BEFORE_CALL_5 4))))) (<= 1 v_main_~j~0_BEFORE_CALL_5) (= |__VERIFIER_assert_#in~cond| 0)) (and (not (= (select (select |#memory_int| v_prenex_21) v_prenex_23) (select (select |#memory_int| v_prenex_24) (+ v_prenex_22 4)))) (= |__VERIFIER_assert_#in~cond| 0)) (and (= |__VERIFIER_assert_#in~cond| 1) (<= 1 v_main_~j~0_BEFORE_CALL_5) (= (select (select |#memory_int| |v_main_~#b~0.base_BEFORE_CALL_5|) (+ |v_main_~#b~0.offset_BEFORE_CALL_5| (* v_main_~j~0_BEFORE_CALL_5 20) 4)) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_5|) (+ |v_main_~#a~0.offset_BEFORE_CALL_5| (* v_main_~j~0_BEFORE_CALL_5 4))))))) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...