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/sorting_selectionsort_ground-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:23:15,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:23:15,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:23:15,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:23:15,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:23:15,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:23:15,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:23:15,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:23:15,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:23:15,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:23:15,533 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:23:15,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:23:15,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:23:15,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:23:15,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:23:15,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:23:15,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:23:15,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:23:15,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:23:15,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:23:15,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:23:15,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:23:15,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:23:15,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:23:15,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-09 16:23:15,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:23:15,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:23:15,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:23:15,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:23:15,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:23:15,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:23:15,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:23:15,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:23:15,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:23:15,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:23:15,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:23:15,570 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 16:23:15,604 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:23:15,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:23:15,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:23:15,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:23:15,606 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:23:15,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:23:15,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:23:15,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:23:15,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:23:15,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:23:15,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:23:15,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:23:15,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:23:15,609 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:23:15,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:23:15,609 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:23:15,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:23:15,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:23:15,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:23:15,610 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:23:15,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:23:15,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:23:15,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:23:15,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:23:15,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:23:15,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:23:15,612 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:23:15,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:23:15,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:23:15,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:23:15,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:23:15,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:23:15,663 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:23:15,664 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:23:15,665 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/sorting_selectionsort_ground-1.i [2019-08-09 16:23:15,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51de3df3a/3e7caee7b6234f34acf2f2732b3ca01c/FLAG637d7f83d [2019-08-09 16:23:16,205 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:23:16,206 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/sorting_selectionsort_ground-1.i [2019-08-09 16:23:16,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51de3df3a/3e7caee7b6234f34acf2f2732b3ca01c/FLAG637d7f83d [2019-08-09 16:23:16,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51de3df3a/3e7caee7b6234f34acf2f2732b3ca01c [2019-08-09 16:23:16,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:23:16,580 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:23:16,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:16,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:23:16,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:23:16,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:16,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@584c54f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:16, skipping insertion in model container [2019-08-09 16:23:16,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:16,594 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:23:16,610 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:23:16,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:16,815 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:23:16,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:16,862 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:23:16,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:16 WrapperNode [2019-08-09 16:23:16,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:16,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:23:16,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:23:16,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:23:16,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:16,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:16,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:16,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:16,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:17,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:17,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:17,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:23:17,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:23:17,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:23:17,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:23:17,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:16" (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 16:23:17,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:23:17,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:23:17,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:23:17,063 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:23:17,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:23:17,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:23:17,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:23:17,063 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:23:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-09 16:23:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-09 16:23:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 16:23:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-09 16:23:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:23:17,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:23:17,406 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:23:17,406 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-09 16:23:17,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:17 BoogieIcfgContainer [2019-08-09 16:23:17,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:23:17,408 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:23:17,408 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:23:17,409 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:23:17,410 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:17" (1/1) ... [2019-08-09 16:23:21,786 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:23:21,794 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:23:21,797 INFO L168 Benchmark]: Toolchain (without parser) took 5215.98 ms. Allocated memory was 136.3 MB in the beginning and 347.6 MB in the end (delta: 211.3 MB). Free memory was 84.0 MB in the beginning and 287.6 MB in the end (delta: -203.6 MB). Peak memory consumption was 144.8 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:21,798 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.3 MB. Free memory was 102.0 MB in the beginning and 101.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 16:23:21,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.73 ms. Allocated memory is still 136.3 MB. Free memory was 83.8 MB in the beginning and 72.8 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:21,803 INFO L168 Benchmark]: Boogie Preprocessor took 141.95 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 72.8 MB in the beginning and 174.2 MB in the end (delta: -101.4 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:21,805 INFO L168 Benchmark]: RCFGBuilder took 401.96 ms. Allocated memory is still 197.7 MB. Free memory was 174.2 MB in the beginning and 155.8 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:21,809 INFO L168 Benchmark]: Symbolic Interpretation took 4385.85 ms. Allocated memory was 197.7 MB in the beginning and 347.6 MB in the end (delta: 149.9 MB). Free memory was 155.8 MB in the beginning and 287.6 MB in the end (delta: -131.8 MB). Peak memory consumption was 155.2 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:21,810 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 6325#(and (= 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 0.22 ms. Allocated memory is still 136.3 MB. Free memory was 102.0 MB in the beginning and 101.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 282.73 ms. Allocated memory is still 136.3 MB. Free memory was 83.8 MB in the beginning and 72.8 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 141.95 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 72.8 MB in the beginning and 174.2 MB in the end (delta: -101.4 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 401.96 ms. Allocated memory is still 197.7 MB. Free memory was 174.2 MB in the beginning and 155.8 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4385.85 ms. Allocated memory was 197.7 MB in the beginning and 347.6 MB in the end (delta: 149.9 MB). Free memory was 155.8 MB in the beginning and 287.6 MB in the end (delta: -131.8 MB). Peak memory consumption was 155.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...