/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/rewnifrev.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:16:23,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:16:23,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:16:23,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:16:23,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:16:23,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:16:23,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:16:23,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:16:23,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:16:23,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:16:23,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:16:23,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:16:23,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:16:23,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:16:23,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:16:23,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:16:23,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:16:23,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:16:23,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:16:23,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:16:23,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:16:23,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:16:23,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:16:23,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:16:23,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:16:23,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:16:23,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:16:23,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:16:23,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:16:23,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:16:23,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:16:23,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:16:23,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:16:23,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:16:23,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:16:23,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:16:23,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:16:23,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:16:23,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:16:23,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:16:23,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:16:23,114 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 07:16:23,129 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:16:23,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:16:23,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:16:23,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:16:23,131 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:16:23,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:16:23,131 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:16:23,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:16:23,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:16:23,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:16:23,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:16:23,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:16:23,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:16:23,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:16:23,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:16:23,135 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:16:23,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:16:23,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:16:23,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:16:23,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:16:23,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:16:23,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:16:23,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:16:23,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:16:23,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:16:23,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:16:23,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:16:23,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:16:23,137 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 07:16:23,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:16:23,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:16:23,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:16:23,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:16:23,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:16:23,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/rewnifrev.c [2019-11-07 07:16:23,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/428039cf1/f3797925fbd7402e9512a917443f94a6/FLAGfdfff1fb7 [2019-11-07 07:16:24,016 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:16:24,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/rewnifrev.c [2019-11-07 07:16:24,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/428039cf1/f3797925fbd7402e9512a917443f94a6/FLAGfdfff1fb7 [2019-11-07 07:16:24,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/428039cf1/f3797925fbd7402e9512a917443f94a6 [2019-11-07 07:16:24,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:16:24,438 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:16:24,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:16:24,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:16:24,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:16:24,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:16:24" (1/1) ... [2019-11-07 07:16:24,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a388efe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:24, skipping insertion in model container [2019-11-07 07:16:24,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:16:24" (1/1) ... [2019-11-07 07:16:24,455 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:16:24,476 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:16:24,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:16:24,696 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:16:24,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:16:24,731 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:16:24,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:24 WrapperNode [2019-11-07 07:16:24,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:16:24,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:16:24,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:16:24,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:16:24,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:24" (1/1) ... [2019-11-07 07:16:24,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:24" (1/1) ... [2019-11-07 07:16:24,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:24" (1/1) ... [2019-11-07 07:16:24,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:24" (1/1) ... [2019-11-07 07:16:24,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:24" (1/1) ... [2019-11-07 07:16:24,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:24" (1/1) ... [2019-11-07 07:16:24,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:24" (1/1) ... [2019-11-07 07:16:24,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:16:24,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:16:24,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:16:24,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:16:24,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:16:24" (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 07:16:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:16:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:16:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 07:16:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:16:24,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:16:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:16:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 07:16:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:16:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 07:16:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:16:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 07:16:24,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:16:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:16:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:16:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:16:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:16:25,273 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:16:25,274 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-11-07 07:16:25,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:16:25 BoogieIcfgContainer [2019-11-07 07:16:25,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:16:25,276 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:16:25,276 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:16:25,276 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:16:25,277 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:16:25" (1/1) ... [2019-11-07 07:16:25,278 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 07:16:25,303 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:16:25,303 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:16:25,310 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:16:25,318 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:16:25,320 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:16:25,456 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-11-07 07:16:26,078 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 40 for LOIs [2019-11-07 07:16:26,080 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 07:16:26,105 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 07:16:26,105 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 07:16:26,109 INFO L168 Benchmark]: Toolchain (without parser) took 1668.57 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 110.4 MB in the end (delta: -10.1 MB). Peak memory consumption was 53.8 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,111 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 135.3 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.81 ms. Allocated memory is still 135.3 MB. Free memory was 100.0 MB in the beginning and 89.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,114 INFO L168 Benchmark]: Boogie Preprocessor took 129.98 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 89.6 MB in the beginning and 176.6 MB in the end (delta: -87.1 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,120 INFO L168 Benchmark]: RCFGBuilder took 412.67 ms. Allocated memory is still 199.2 MB. Free memory was 176.6 MB in the beginning and 157.9 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,122 INFO L168 Benchmark]: Sifa took 829.32 ms. Allocated memory is still 199.2 MB. Free memory was 157.9 MB in the beginning and 110.4 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 7.1 GB. [2019-11-07 07:16:26,130 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 135.3 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 292.81 ms. Allocated memory is still 135.3 MB. Free memory was 100.0 MB in the beginning and 89.6 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.98 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 89.6 MB in the beginning and 176.6 MB in the end (delta: -87.1 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 412.67 ms. Allocated memory is still 199.2 MB. Free memory was 176.6 MB in the beginning and 157.9 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Sifa took 829.32 ms. Allocated memory is still 199.2 MB. Free memory was 157.9 MB in the beginning and 110.4 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 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]: 777, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 1, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 21, TOOLS_POST_TIME[ms]: 288, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 103, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 9, TOOLS_QUANTIFIERELIM_APPLICATIONS: 31, TOOLS_QUANTIFIERELIM_TIME[ms]: 370, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 173, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 42, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 1, DOMAIN_JOIN_TIME[ms]: 10, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 266, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 5, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 595, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 594, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 107, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 106, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 10, DAG_COMPRESSION_PROCESSED_NODES: 57, DAG_COMPRESSION_RETAINED_NODES: 37 - 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 56#(and (exists ((v_main_~i~0_BEFORE_CALL_4 Int) (v_main_~a~0.offset_BEFORE_CALL_4 Int) (v_main_~a~0.base_BEFORE_CALL_4 Int)) (or (and (= |#NULL.base| 0) (<= ~MAX~0 100000) (<= ~SIZE~0 100000) (= |__VERIFIER_assert_#in~cond| 0) (<= 0 v_main_~a~0.offset_BEFORE_CALL_4) (<= |#NULL.base| 0) (<= 1 ~SIZE~0) (<= 0 v_main_~i~0_BEFORE_CALL_4) (<= v_main_~a~0.offset_BEFORE_CALL_4 0) (<= 0 |#NULL.base|) (< v_main_~i~0_BEFORE_CALL_4 ~SIZE~0) (= ~MAX~0 100000) (not (<= v_main_~i~0_BEFORE_CALL_4 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_4) (+ (* v_main_~i~0_BEFORE_CALL_4 4) v_main_~a~0.offset_BEFORE_CALL_4)))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#NULL.offset| 0) (<= 100000 ~MAX~0)) (and (= |#NULL.base| 0) (<= ~MAX~0 100000) (<= ~SIZE~0 100000) (= |__VERIFIER_assert_#in~cond| 1) (<= 0 v_main_~a~0.offset_BEFORE_CALL_4) (<= |#NULL.base| 0) (<= 1 ~SIZE~0) (<= 0 v_main_~i~0_BEFORE_CALL_4) (<= v_main_~a~0.offset_BEFORE_CALL_4 0) (<= 0 |#NULL.base|) (< v_main_~i~0_BEFORE_CALL_4 ~SIZE~0) (= ~MAX~0 100000) (<= v_main_~i~0_BEFORE_CALL_4 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_4) (+ (* v_main_~i~0_BEFORE_CALL_4 4) v_main_~a~0.offset_BEFORE_CALL_4))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#NULL.offset| 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...