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_sentinel-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:23:51,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:23:51,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:23:51,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:23:51,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:23:51,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:23:51,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:23:51,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:23:51,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:23:51,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:23:51,577 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:23:51,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:23:51,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:23:51,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:23:51,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:23:51,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:23:51,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:23:51,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:23:51,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:23:51,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:23:51,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:23:51,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:23:51,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:23:51,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:23:51,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-09 16:23:51,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:23:51,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:23:51,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:23:51,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:23:51,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:23:51,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:23:51,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:23:51,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:23:51,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:23:51,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:23:51,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:23:51,608 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 16:23:51,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:23:51,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:23:51,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:23:51,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:23:51,625 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:23:51,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:23:51,625 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:23:51,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:23:51,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:23:51,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:23:51,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:23:51,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:23:51,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:23:51,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:23:51,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:23:51,627 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:23:51,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:23:51,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:23:51,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:23:51,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:23:51,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:23:51,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:23:51,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:23:51,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:23:51,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:23:51,629 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:23:51,629 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:23:51,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:23:51,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:23:51,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:23:51,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:23:51,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:23:51,678 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:23:51,678 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:23:51,679 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_sentinel-2.i [2019-08-09 16:23:51,740 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3d31a360/79efa98c0eea46309e131919c08dbfda/FLAG49b9f46f8 [2019-08-09 16:23:52,191 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:23:52,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_sentinel-2.i [2019-08-09 16:23:52,199 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3d31a360/79efa98c0eea46309e131919c08dbfda/FLAG49b9f46f8 [2019-08-09 16:23:52,581 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3d31a360/79efa98c0eea46309e131919c08dbfda [2019-08-09 16:23:52,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:23:52,592 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:23:52,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:52,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:23:52,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:23:52,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:52" (1/1) ... [2019-08-09 16:23:52,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40bd77ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:52, skipping insertion in model container [2019-08-09 16:23:52,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:52" (1/1) ... [2019-08-09 16:23:52,612 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:23:52,626 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:23:52,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:52,805 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:23:52,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:52,842 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:23:52,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:52 WrapperNode [2019-08-09 16:23:52,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:52,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:23:52,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:23:52,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:23:52,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:52" (1/1) ... [2019-08-09 16:23:52,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:52" (1/1) ... [2019-08-09 16:23:52,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:52" (1/1) ... [2019-08-09 16:23:52,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:52" (1/1) ... [2019-08-09 16:23:52,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:52" (1/1) ... [2019-08-09 16:23:52,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:52" (1/1) ... [2019-08-09 16:23:52,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:52" (1/1) ... [2019-08-09 16:23:52,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:23:52,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:23:52,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:23:52,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:23:52,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:52" (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 16:23:53,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:23:53,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:23:53,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:23:53,037 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:23:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:23:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:23:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:23:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:23:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-09 16:23:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-09 16:23:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 16:23:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-09 16:23:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:23:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:23:53,242 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:23:53,242 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-09 16:23:53,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:53 BoogieIcfgContainer [2019-08-09 16:23:53,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:23:53,244 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:23:53,245 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:23:53,245 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:23:53,246 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:53" (1/1) ... [2019-08-09 16:23:53,923 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:23:53,932 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:23:53,936 INFO L168 Benchmark]: Toolchain (without parser) took 1342.66 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 88.6 MB in the beginning and 127.1 MB in the end (delta: -38.4 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:53,938 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 16:23:53,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.08 ms. Allocated memory is still 132.6 MB. Free memory was 88.4 MB in the beginning and 78.8 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:53,941 INFO L168 Benchmark]: Boogie Preprocessor took 130.76 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 78.8 MB in the beginning and 175.9 MB in the end (delta: -97.2 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:53,943 INFO L168 Benchmark]: RCFGBuilder took 269.73 ms. Allocated memory is still 200.3 MB. Free memory was 175.9 MB in the beginning and 162.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:53,945 INFO L168 Benchmark]: Symbolic Interpretation took 688.26 ms. Allocated memory is still 200.3 MB. Free memory was 162.6 MB in the beginning and 127.1 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:53,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 3]: 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 108#(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 0.27 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 250.08 ms. Allocated memory is still 132.6 MB. Free memory was 88.4 MB in the beginning and 78.8 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.76 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 78.8 MB in the beginning and 175.9 MB in the end (delta: -97.2 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 269.73 ms. Allocated memory is still 200.3 MB. Free memory was 175.9 MB in the beginning and 162.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 688.26 ms. Allocated memory is still 200.3 MB. Free memory was 162.6 MB in the beginning and 127.1 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...