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 -i ../../../trunk/examples/svcomp/array-examples/standard_two_index_09.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:23:56,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:23:56,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:23:56,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:23:56,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:23:56,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:23:56,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:23:56,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:23:56,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:23:56,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:23:56,857 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:23:56,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:23:56,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:23:56,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:23:56,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:23:56,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:23:56,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:23:56,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:23:56,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:23:56,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:23:56,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:23:56,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:23:56,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:23:56,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:23:56,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-09 16:23:56,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:23:56,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:23:56,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:23:56,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:23:56,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:23:56,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:23:56,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:23:56,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:23:56,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:23:56,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:23:56,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:23:56,906 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 [2019-08-09 16:23:56,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:23:56,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:23:56,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:23:56,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:23:56,922 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:23:56,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:23:56,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:23:56,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:23:56,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:23:56,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:23:56,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:23:56,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:23:56,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:23:56,924 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:23:56,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:23:56,925 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:23:56,925 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:23:56,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:23:56,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:23:56,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:23:56,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:23:56,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:23:56,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:23:56,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:23:56,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:23:56,927 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:23:56,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:23:56,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:23:56,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:23:56,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:23:56,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:23:56,976 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:23:56,978 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:23:56,978 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:23:56,979 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_two_index_09.i [2019-08-09 16:23:57,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e90fb7403/96456d131e9947b991a70c67123a0146/FLAGa125d004c [2019-08-09 16:23:57,511 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:23:57,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_two_index_09.i [2019-08-09 16:23:57,520 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e90fb7403/96456d131e9947b991a70c67123a0146/FLAGa125d004c [2019-08-09 16:23:57,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e90fb7403/96456d131e9947b991a70c67123a0146 [2019-08-09 16:23:57,922 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:23:57,923 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:23:57,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:57,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:23:57,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:23:57,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@241d9fbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:57, skipping insertion in model container [2019-08-09 16:23:57,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,939 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:23:57,956 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:23:58,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:58,115 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:23:58,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:58,156 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:23:58,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:58 WrapperNode [2019-08-09 16:23:58,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:58,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:23:58,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:23:58,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:23:58,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:58" (1/1) ... [2019-08-09 16:23:58,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:58" (1/1) ... [2019-08-09 16:23:58,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:58" (1/1) ... [2019-08-09 16:23:58,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:58" (1/1) ... [2019-08-09 16:23:58,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:58" (1/1) ... [2019-08-09 16:23:58,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:58" (1/1) ... [2019-08-09 16:23:58,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:58" (1/1) ... [2019-08-09 16:23:58,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:23:58,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:23:58,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:23:58,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:23:58,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:58" (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 [2019-08-09 16:23:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:23:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:23:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:23:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:23:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:23:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:23:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:23:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:23:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-09 16:23:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-09 16:23:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 16:23:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-09 16:23:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:23:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:23:58,542 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:23:58,543 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-09 16:23:58,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:58 BoogieIcfgContainer [2019-08-09 16:23:58,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:23:58,545 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:23:58,545 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:23:58,545 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:23:58,546 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:58" (1/1) ... [2019-08-09 16:23:59,098 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-08-09 16:23:59,298 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:23:59,306 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:23:59,308 INFO L168 Benchmark]: Toolchain (without parser) took 1384.85 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.6 MB in the beginning and 113.6 MB in the end (delta: -28.0 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:59,309 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 138.9 MB. Free memory was 103.8 MB in the beginning and 103.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 16:23:59,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.47 ms. Allocated memory is still 138.9 MB. Free memory was 85.1 MB in the beginning and 75.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:59,311 INFO L168 Benchmark]: Boogie Preprocessor took 111.69 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 75.4 MB in the beginning and 176.0 MB in the end (delta: -100.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:59,312 INFO L168 Benchmark]: RCFGBuilder took 274.66 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 161.9 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:59,313 INFO L168 Benchmark]: Symbolic Interpretation took 761.33 ms. Allocated memory is still 198.7 MB. Free memory was 161.9 MB in the beginning and 113.6 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:59,317 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 2]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 90#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 138.9 MB. Free memory was 103.8 MB in the beginning and 103.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 233.47 ms. Allocated memory is still 138.9 MB. Free memory was 85.1 MB in the beginning and 75.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.69 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 75.4 MB in the beginning and 176.0 MB in the end (delta: -100.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 274.66 ms. Allocated memory is still 198.7 MB. Free memory was 176.0 MB in the beginning and 161.9 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 761.33 ms. Allocated memory is still 198.7 MB. Free memory was 161.9 MB in the beginning and 113.6 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...