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_07.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:23:56,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:23:56,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:23:56,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:23:56,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:23:56,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:23:56,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:23:56,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:23:56,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:23:56,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:23:56,451 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:23:56,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:23:56,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:23:56,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:23:56,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:23:56,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:23:56,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:23:56,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:23:56,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:23:56,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:23:56,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:23:56,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:23:56,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:23:56,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:23:56,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:23:56,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:23:56,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:23:56,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:23:56,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:23:56,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:23:56,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:23:56,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:23:56,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:23:56,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:23:56,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:23:56,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:23:56,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:23:56,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:23:56,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:23:56,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:23:56,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:23:56,478 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 16:23:56,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:23:56,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:23:56,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:23:56,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:23:56,495 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:23:56,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:23:56,496 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:23:56,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:23:56,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:23:56,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:23:56,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:23:56,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:23:56,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:23:56,497 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:23:56,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:23:56,498 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:23:56,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:23:56,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:23:56,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:23:56,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:23:56,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:23:56,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:23:56,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:23:56,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:23:56,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:23:56,500 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:23:56,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:23:56,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:23:56,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:23:56,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:23:56,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:23:56,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:23:56,551 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:23:56,552 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:23:56,552 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_two_index_07.i [2019-08-09 16:23:56,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8eddb7232/1345f804c7874f85b80f06625aa2309a/FLAGe2eff4c4c [2019-08-09 16:23:57,135 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:23:57,136 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_two_index_07.i [2019-08-09 16:23:57,142 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8eddb7232/1345f804c7874f85b80f06625aa2309a/FLAGe2eff4c4c [2019-08-09 16:23:57,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8eddb7232/1345f804c7874f85b80f06625aa2309a [2019-08-09 16:23:57,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:23:57,507 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:23:57,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:57,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:23:57,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:23:57,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e3a8324 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 16:23:57,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,524 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:23:57,543 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:23:57,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:57,738 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:23:57,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:57,786 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:23:57,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:57 WrapperNode [2019-08-09 16:23:57,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:57,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:23:57,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:23:57,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:23:57,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:57" (1/1) ... [2019-08-09 16:23:57,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:23:57,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:23:57,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:23:57,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:23:57,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:57" (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 16:23:57,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:23:57,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:23:57,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:23:57,995 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:23:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:23:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:23:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:23:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:23:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-09 16:23:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-09 16:23:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 16:23:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-09 16:23:57,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:23:57,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:23:58,234 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:23:58,234 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-09 16:23:58,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:58 BoogieIcfgContainer [2019-08-09 16:23:58,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:23:58,243 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:23:58,243 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:23:58,243 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:23:58,244 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 16:23:58,796 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-08-09 16:23:58,980 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:23:58,989 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:23:58,994 INFO L168 Benchmark]: Toolchain (without parser) took 1483.87 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 88.7 MB in the beginning and 114.8 MB in the end (delta: -26.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:58,996 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 138.9 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-09 16:23:58,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.42 ms. Allocated memory is still 138.9 MB. Free memory was 88.4 MB in the beginning and 78.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:59,000 INFO L168 Benchmark]: Boogie Preprocessor took 143.05 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 78.1 MB in the beginning and 176.2 MB in the end (delta: -98.1 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:59,001 INFO L168 Benchmark]: RCFGBuilder took 305.64 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 162.2 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:59,002 INFO L168 Benchmark]: Symbolic Interpretation took 746.86 ms. Allocated memory is still 199.2 MB. Free memory was 162.2 MB in the beginning and 114.8 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:59,020 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 0.26 ms. Allocated memory is still 138.9 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 278.42 ms. Allocated memory is still 138.9 MB. Free memory was 88.4 MB in the beginning and 78.1 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 143.05 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 78.1 MB in the beginning and 176.2 MB in the end (delta: -98.1 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 305.64 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 162.2 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 746.86 ms. Allocated memory is still 199.2 MB. Free memory was 162.2 MB in the beginning and 114.8 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...