/usr/bin/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-tiling/pnr2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:16:12,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:16:12,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:16:12,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:16:12,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:16:12,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:16:12,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:16:12,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:16:12,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:16:12,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:16:12,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:16:12,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:16:12,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:16:12,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:16:12,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:16:12,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:16:12,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:16:12,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:16:12,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:16:12,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:16:12,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:16:12,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:16:12,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:16:12,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:16:12,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:16:12,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:16:12,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:16:12,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:16:12,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:16:12,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:16:12,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:16:12,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:16:12,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:16:12,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:16:12,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:16:12,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:16:12,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:16:12,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:16:12,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:16:12,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:16:12,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:16:12,865 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 [2019-11-07 07:16:12,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:16:12,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:16:12,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:16:12,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:16:12,890 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:16:12,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:16:12,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:16:12,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:16:12,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:16:12,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:16:12,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:16:12,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:16:12,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:16:12,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:16:12,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:16:12,893 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:16:12,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:16:12,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:16:12,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:16:12,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:16:12,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:16:12,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:16:12,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:16:12,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:16:12,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:16:12,895 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:16:12,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:16:12,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:16:12,896 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 [2019-11-07 07:16:13,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:16:13,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:16:13,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:16:13,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:16:13,231 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:16:13,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/pnr2.c [2019-11-07 07:16:13,311 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a876872/7f2676435ae04642b39d6cb148e936b6/FLAGcc40a7789 [2019-11-07 07:16:13,786 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:16:13,787 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/pnr2.c [2019-11-07 07:16:13,794 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a876872/7f2676435ae04642b39d6cb148e936b6/FLAGcc40a7789 [2019-11-07 07:16:14,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a876872/7f2676435ae04642b39d6cb148e936b6 [2019-11-07 07:16:14,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:16:14,140 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:16:14,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:16:14,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:16:14,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:16:14,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:16:14" (1/1) ... [2019-11-07 07:16:14,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d85055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:14, skipping insertion in model container [2019-11-07 07:16:14,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:16:14" (1/1) ... [2019-11-07 07:16:14,157 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:16:14,179 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:16:14,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:16:14,346 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:16:14,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:16:14,379 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:16:14,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:14 WrapperNode [2019-11-07 07:16:14,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:16:14,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:16:14,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:16:14,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:16:14,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:14" (1/1) ... [2019-11-07 07:16:14,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:14" (1/1) ... [2019-11-07 07:16:14,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:14" (1/1) ... [2019-11-07 07:16:14,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:14" (1/1) ... [2019-11-07 07:16:14,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:14" (1/1) ... [2019-11-07 07:16:14,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:14" (1/1) ... [2019-11-07 07:16:14,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:14" (1/1) ... [2019-11-07 07:16:14,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:16:14,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:16:14,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:16:14,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:16:14,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:14" (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 [2019-11-07 07:16:14,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:16:14,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:16:14,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 07:16:14,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadFromPort [2019-11-07 07:16:14,577 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:16:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:16:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:16:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 07:16:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:16:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 07:16:14,578 INFO L130 BoogieDeclarations]: Found specification of procedure ReadFromPort [2019-11-07 07:16:14,579 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:16:14,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 07:16:14,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:16:14,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:16:14,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:16:14,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:16:14,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:16:15,006 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:16:15,007 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-11-07 07:16:15,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:16:15 BoogieIcfgContainer [2019-11-07 07:16:15,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:16:15,008 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:16:15,008 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:16:15,009 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:16:15,010 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:16:15" (1/1) ... [2019-11-07 07:16:15,010 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 [2019-11-07 07:16:15,032 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:16:15,033 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:16:15,040 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:16:15,046 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:16:15,048 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:16:15,201 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-11-07 07:16:15,292 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:16:16,796 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 63 for LOIs [2019-11-07 07:16:16,798 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 07:16:16,826 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 07:16:16,826 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 07:16:16,828 INFO L168 Benchmark]: Toolchain (without parser) took 2688.23 ms. Allocated memory was 146.8 MB in the beginning and 243.3 MB in the end (delta: 96.5 MB). Free memory was 103.5 MB in the beginning and 175.6 MB in the end (delta: -72.1 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:16,829 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 07:16:16,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 239.49 ms. Allocated memory is still 146.8 MB. Free memory was 103.3 MB in the beginning and 92.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:16,840 INFO L168 Benchmark]: Boogie Preprocessor took 139.16 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 92.9 MB in the beginning and 182.2 MB in the end (delta: -89.3 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:16,844 INFO L168 Benchmark]: RCFGBuilder took 488.17 ms. Allocated memory is still 204.5 MB. Free memory was 182.2 MB in the beginning and 160.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:16,845 INFO L168 Benchmark]: Sifa took 1817.90 ms. Allocated memory was 204.5 MB in the beginning and 243.3 MB in the end (delta: 38.8 MB). Free memory was 160.0 MB in the beginning and 175.6 MB in the end (delta: -15.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:16,856 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 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 239.49 ms. Allocated memory is still 146.8 MB. Free memory was 103.3 MB in the beginning and 92.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.16 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 92.9 MB in the beginning and 182.2 MB in the end (delta: -89.3 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 488.17 ms. Allocated memory is still 204.5 MB. Free memory was 182.2 MB in the beginning and 160.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Sifa took 1817.90 ms. Allocated memory was 204.5 MB in the beginning and 243.3 MB in the end (delta: 38.8 MB). Free memory was 160.0 MB in the beginning and 175.6 MB in the end (delta: -15.7 MB). Peak memory consumption was 23.1 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]: 1766, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 2, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 30, TOOLS_POST_TIME[ms]: 944, TOOLS_POST_CALL_APPLICATIONS: 12, TOOLS_POST_CALL_TIME[ms]: 421, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 30, TOOLS_QUANTIFIERELIM_APPLICATIONS: 52, TOOLS_QUANTIFIERELIM_TIME[ms]: 1355, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 224, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 58, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 46, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 78, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 140, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 5, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1059, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1058, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 112, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 112, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 94, DAG_COMPRESSION_RETAINED_NODES: 51 - UnprovableResult [Line: 3]: 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 102#(and (exists ((v_main_~a~0.base_BEFORE_CALL_10 Int) (v_prenex_178 Int) (v_prenex_179 Int) (v_main_~i~0_BEFORE_CALL_10 Int) (v_prenex_176 Int) (v_main_~a~0.offset_BEFORE_CALL_10 Int) (v_prenex_177 Int) (v_prenex_181 Int) (v_prenex_180 Int)) (or (and (<= ~MAX~0 100000) (<= ~SIZE~0 100000) (= |__VERIFIER_assert_#in~cond| 1) (<= |#NULL.base| 0) (<= 1 ~SIZE~0) (<= 0 |#NULL.base|) (< v_prenex_180 ~SIZE~0) (<= v_prenex_181 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0 v_prenex_180) (<= 0 v_prenex_181) (<= 1 (select (select |#memory_int| v_prenex_179) (+ (* v_prenex_180 4) v_prenex_181))) (<= 100000 ~MAX~0)) (and (<= ~MAX~0 100000) (<= ~SIZE~0 100000) (= |__VERIFIER_assert_#in~cond| 0) (<= |#NULL.base| 0) (<= 1 ~SIZE~0) (<= 0 |#NULL.base|) (<= 0 v_main_~i~0_BEFORE_CALL_10) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0 v_main_~a~0.offset_BEFORE_CALL_10) (<= 0 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_10) (+ (* v_main_~i~0_BEFORE_CALL_10 4) v_main_~a~0.offset_BEFORE_CALL_10))) (<= (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_10) (+ (* v_main_~i~0_BEFORE_CALL_10 4) v_main_~a~0.offset_BEFORE_CALL_10)) 0) (< v_main_~i~0_BEFORE_CALL_10 ~SIZE~0) (<= v_main_~a~0.offset_BEFORE_CALL_10 0) (<= 100000 ~MAX~0)) (and (<= ~MAX~0 100000) (<= ~SIZE~0 100000) (= |__VERIFIER_assert_#in~cond| 1) (<= v_prenex_178 0) (<= |#NULL.base| 0) (<= 1 ~SIZE~0) (<= 0 |#NULL.base|) (<= 0 v_prenex_177) (<= 0 v_prenex_178) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= (+ (select (select |#memory_int| v_prenex_176) (+ (* v_prenex_177 4) v_prenex_178)) 1) 0) (< v_prenex_177 ~SIZE~0) (<= 100000 ~MAX~0)))) (= 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...