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_02.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:23:54,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:23:54,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:23:54,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:23:54,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:23:54,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:23:54,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:23:54,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:23:54,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:23:54,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:23:54,212 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:23:54,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:23:54,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:23:54,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:23:54,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:23:54,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:23:54,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:23:54,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:23:54,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:23:54,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:23:54,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:23:54,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:23:54,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:23:54,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:23:54,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:23:54,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:23:54,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:23:54,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:23:54,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:23:54,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:23:54,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:23:54,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:23:54,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:23:54,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:23:54,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:23:54,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:23:54,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:23:54,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:23:54,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:23:54,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:23:54,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:23:54,244 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 16:23:54,258 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:23:54,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:23:54,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:23:54,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:23:54,260 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:23:54,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:23:54,261 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:23:54,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:23:54,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:23:54,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:23:54,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:23:54,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:23:54,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:23:54,262 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:23:54,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:23:54,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:23:54,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:23:54,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:23:54,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:23:54,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:23:54,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:23:54,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:23:54,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:23:54,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:23:54,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:23:54,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:23:54,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:23:54,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:23:54,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:23:54,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:23:54,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:23:54,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:23:54,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:23:54,313 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:23:54,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_two_index_02.i [2019-08-09 16:23:54,379 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4370edb3/b05e70032a0b4bd29c69ef86e69b9683/FLAGe9998baf0 [2019-08-09 16:23:54,807 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:23:54,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_two_index_02.i [2019-08-09 16:23:54,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4370edb3/b05e70032a0b4bd29c69ef86e69b9683/FLAGe9998baf0 [2019-08-09 16:23:55,208 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4370edb3/b05e70032a0b4bd29c69ef86e69b9683 [2019-08-09 16:23:55,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:23:55,221 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:23:55,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:55,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:23:55,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:23:55,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:55" (1/1) ... [2019-08-09 16:23:55,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff8bbd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:55, skipping insertion in model container [2019-08-09 16:23:55,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:55" (1/1) ... [2019-08-09 16:23:55,239 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:23:55,258 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:23:55,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:55,527 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:23:55,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:55,585 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:23:55,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:55 WrapperNode [2019-08-09 16:23:55,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:55,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:23:55,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:23:55,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:23:55,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:55" (1/1) ... [2019-08-09 16:23:55,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:55" (1/1) ... [2019-08-09 16:23:55,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:55" (1/1) ... [2019-08-09 16:23:55,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:55" (1/1) ... [2019-08-09 16:23:55,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:55" (1/1) ... [2019-08-09 16:23:55,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:55" (1/1) ... [2019-08-09 16:23:55,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:55" (1/1) ... [2019-08-09 16:23:55,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:23:55,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:23:55,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:23:55,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:23:55,739 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:55" (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 16:23:55,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:23:55,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:23:55,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:23:55,794 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:23:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:23:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:23:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:23:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:23:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-09 16:23:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-09 16:23:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 16:23:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-09 16:23:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:23:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:23:56,018 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:23:56,018 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-09 16:23:56,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:56 BoogieIcfgContainer [2019-08-09 16:23:56,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:23:56,020 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:23:56,020 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:23:56,021 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:23:56,021 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:56" (1/1) ... [2019-08-09 16:23:56,642 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-08-09 16:23:56,748 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 37 [2019-08-09 16:23:56,851 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:23:56,862 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:23:56,864 INFO L168 Benchmark]: Toolchain (without parser) took 1643.27 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 88.6 MB in the beginning and 115.5 MB in the end (delta: -26.9 MB). Peak memory consumption was 41.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:56,866 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-09 16:23:56,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.68 ms. Allocated memory is still 133.2 MB. Free memory was 88.4 MB in the beginning and 78.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:56,869 INFO L168 Benchmark]: Boogie Preprocessor took 148.98 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 78.6 MB in the beginning and 177.6 MB in the end (delta: -99.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:56,870 INFO L168 Benchmark]: RCFGBuilder took 283.91 ms. Allocated memory is still 201.3 MB. Free memory was 177.6 MB in the beginning and 163.2 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:56,872 INFO L168 Benchmark]: Symbolic Interpretation took 842.49 ms. Allocated memory is still 201.3 MB. Free memory was 163.2 MB in the beginning and 115.5 MB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:56,879 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 0.25 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 363.68 ms. Allocated memory is still 133.2 MB. Free memory was 88.4 MB in the beginning and 78.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 148.98 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 78.6 MB in the beginning and 177.6 MB in the end (delta: -99.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 283.91 ms. Allocated memory is still 201.3 MB. Free memory was 177.6 MB in the beginning and 163.2 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 842.49 ms. Allocated memory is still 201.3 MB. Free memory was 163.2 MB in the beginning and 115.5 MB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...