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_copy5_ground-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:54:24,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:54:24,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:54:24,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:54:24,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:54:24,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:54:24,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:54:24,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:54:24,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:54:24,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:54:24,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:54:24,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:54:24,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:54:24,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:54:24,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:54:24,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:54:24,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:54:24,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:54:24,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:54:24,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:54:24,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:54:24,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:54:24,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:54:24,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:54:24,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:54:24,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:54:24,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:54:24,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:54:24,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:54:24,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:54:24,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:54:24,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:54:24,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:54:24,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:54:24,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:54:24,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:54:24,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:54:24,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:54:24,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:54:24,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:54:24,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:54:24,837 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 04:54:24,852 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:54:24,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:54:24,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:54:24,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:54:24,855 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:54:24,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:54:24,856 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:54:24,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:54:24,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:54:24,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:54:24,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:54:24,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:54:24,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:54:24,857 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:54:24,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:54:24,857 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:54:24,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:54:24,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:54:24,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:54:24,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:54:24,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:54:24,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:54:24,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:54:24,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:54:24,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:54:24,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:54:24,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:54:24,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:54:24,862 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 04:54:25,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:54:25,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:54:25,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:54:25,193 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:54:25,194 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:54:25,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_copy5_ground-1.i [2019-10-15 04:54:25,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67ada2373/f54af2a2d3d24a968c469ed12a4510d9/FLAGdf97859c6 [2019-10-15 04:54:25,718 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:54:25,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_copy5_ground-1.i [2019-10-15 04:54:25,727 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67ada2373/f54af2a2d3d24a968c469ed12a4510d9/FLAGdf97859c6 [2019-10-15 04:54:26,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67ada2373/f54af2a2d3d24a968c469ed12a4510d9 [2019-10-15 04:54:26,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:54:26,146 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:54:26,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:26,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:54:26,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:54:26,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:26" (1/1) ... [2019-10-15 04:54:26,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4bcf18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:26, skipping insertion in model container [2019-10-15 04:54:26,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:26" (1/1) ... [2019-10-15 04:54:26,163 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:54:26,181 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:54:26,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:26,361 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:54:26,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:26,410 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:54:26,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:26 WrapperNode [2019-10-15 04:54:26,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:26,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:54:26,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:54:26,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:54:26,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:26" (1/1) ... [2019-10-15 04:54:26,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:26" (1/1) ... [2019-10-15 04:54:26,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:26" (1/1) ... [2019-10-15 04:54:26,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:26" (1/1) ... [2019-10-15 04:54:26,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:26" (1/1) ... [2019-10-15 04:54:26,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:26" (1/1) ... [2019-10-15 04:54:26,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:26" (1/1) ... [2019-10-15 04:54:26,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:54:26,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:54:26,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:54:26,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:54:26,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:26" (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 04:54:26,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:54:26,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:54:26,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 04:54:26,606 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:54:26,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:54:26,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 04:54:26,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:54:26,606 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:54:26,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:54:26,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:54:26,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:54:26,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:54:26,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:54:26,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:54:27,111 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:54:27,112 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-15 04:54:27,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:27 BoogieIcfgContainer [2019-10-15 04:54:27,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:54:27,114 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 04:54:27,114 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 04:54:27,114 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 04:54:27,116 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:27" (1/1) ... [2019-10-15 04:54:27,116 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 04:54:27,141 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 04:54:27,141 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 04:54:27,148 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 04:54:27,156 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 04:54:27,157 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 04:54:27,350 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-15 04:54:27,933 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2019-10-15 04:54:28,303 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2019-10-15 04:54:29,254 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 103 for LOIs [2019-10-15 04:54:29,261 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 04:54:29,278 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 04:54:29,279 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 04:54:29,289 INFO L168 Benchmark]: Toolchain (without parser) took 3135.08 ms. Allocated memory was 134.2 MB in the beginning and 259.0 MB in the end (delta: 124.8 MB). Free memory was 97.5 MB in the beginning and 227.9 MB in the end (delta: -130.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 04:54:29,293 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 117.5 MB in the beginning and 117.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-15 04:54:29,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.64 ms. Allocated memory is still 134.2 MB. Free memory was 97.2 MB in the beginning and 86.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:29,296 INFO L168 Benchmark]: Boogie Preprocessor took 129.69 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 86.9 MB in the beginning and 176.0 MB in the end (delta: -89.2 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:29,297 INFO L168 Benchmark]: RCFGBuilder took 572.21 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 148.1 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:29,300 INFO L168 Benchmark]: Sifa took 2165.59 ms. Allocated memory was 198.7 MB in the beginning and 259.0 MB in the end (delta: 60.3 MB). Free memory was 148.1 MB in the beginning and 227.9 MB in the end (delta: -79.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 04:54:29,306 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 117.5 MB in the beginning and 117.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 263.64 ms. Allocated memory is still 134.2 MB. Free memory was 97.2 MB in the beginning and 86.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.69 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 86.9 MB in the beginning and 176.0 MB in the end (delta: -89.2 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 572.21 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 148.1 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Sifa took 2165.59 ms. Allocated memory was 198.7 MB in the beginning and 259.0 MB in the end (delta: 60.3 MB). Free memory was 148.1 MB in the beginning and 227.9 MB in the end (delta: -79.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2121, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 57, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 43, TOOLS_POST_TIME[ms]: 1286, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 94, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 14, TOOLS_QUANTIFIERELIM_APPLICATIONS: 55, TOOLS_QUANTIFIERELIM_TIME[ms]: 1354, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 205, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 78, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 26, DOMAIN_JOIN_TIME[ms]: 263, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 313, DOMAIN_ISSUBSETEQ_APPLICATIONS: 21, DOMAIN_ISSUBSETEQ_TIME[ms]: 62, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 4, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1803, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1802, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 21, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 158, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 157, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 121, DAG_COMPRESSION_RETAINED_NODES: 50 - 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 281#(and (exists ((v_prenex_27 Int) (v_prenex_26 Int) (v_prenex_29 Int) (v_prenex_28 Int) (v_prenex_23 Int) (v_prenex_22 Int) (v_prenex_25 Int) (v_prenex_24 Int) (|v_main_~#a6~0.base_BEFORE_CALL_5| Int) (v_prenex_21 Int) (v_prenex_20 Int) (|v_main_~#a1~0.base_BEFORE_CALL_5| Int) (|v_main_~#a1~0.offset_BEFORE_CALL_5| Int) (v_prenex_19 Int) (v_prenex_38 Int) (v_prenex_37 Int) (v_prenex_18 Int) (v_prenex_17 Int) (v_prenex_39 Int) (v_prenex_34 Int) (v_prenex_33 Int) (v_prenex_36 Int) (v_prenex_35 Int) (v_prenex_30 Int) (v_prenex_32 Int) (v_prenex_31 Int) (v_main_~x~0_BEFORE_CALL_5 Int) (|v_main_~#a6~0.offset_BEFORE_CALL_5| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| v_prenex_26) v_prenex_27) (select (select |#memory_int| v_prenex_28) v_prenex_29)))) (and (= |__VERIFIER_assert_#in~cond| 1) (<= 1 v_prenex_17) (= (select (select |#memory_int| v_prenex_20) (+ (* v_prenex_17 4) v_prenex_21)) (select (select |#memory_int| v_prenex_18) (+ (* v_prenex_17 4) v_prenex_19))) (<= 0 v_prenex_17) (< v_prenex_17 100000) (<= v_prenex_17 0)) (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| v_prenex_22) v_prenex_23) (select (select |#memory_int| v_prenex_24) v_prenex_25))) (and (<= v_prenex_38 0) (= |__VERIFIER_assert_#in~cond| 0) (<= 1 v_prenex_38) (< v_prenex_38 100000) (<= 0 v_prenex_38) (not (= (select (select |#memory_int| v_prenex_36) (+ (* v_prenex_38 4) v_prenex_37)) (select (select |#memory_int| v_prenex_35) (+ (* v_prenex_38 4) v_prenex_39))))) (and (= |__VERIFIER_assert_#in~cond| 1) (<= 1 v_main_~x~0_BEFORE_CALL_5) (<= v_main_~x~0_BEFORE_CALL_5 100000) (= (select (select |#memory_int| |v_main_~#a1~0.base_BEFORE_CALL_5|) (+ (* v_main_~x~0_BEFORE_CALL_5 4) |v_main_~#a1~0.offset_BEFORE_CALL_5|)) (select (select |#memory_int| |v_main_~#a6~0.base_BEFORE_CALL_5|) (+ (* v_main_~x~0_BEFORE_CALL_5 4) |v_main_~#a6~0.offset_BEFORE_CALL_5|))) (< v_main_~x~0_BEFORE_CALL_5 100000)) (and (<= 1 v_prenex_30) (= |__VERIFIER_assert_#in~cond| 0) (< v_prenex_30 100000) (<= v_prenex_30 100000) (not (= (select (select |#memory_int| v_prenex_33) (+ (* v_prenex_30 4) v_prenex_34)) (select (select |#memory_int| v_prenex_31) (+ (* v_prenex_30 4) v_prenex_32))))))) (<= __VERIFIER_assert_~cond 0) (<= 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...