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_bubblesort_2_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 10:34:56,472 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 10:34:56,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 10:34:56,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 10:34:56,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 10:34:56,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 10:34:56,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 10:34:56,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 10:34:56,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 10:34:56,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 10:34:56,494 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 10:34:56,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 10:34:56,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 10:34:56,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 10:34:56,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 10:34:56,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 10:34:56,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 10:34:56,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 10:34:56,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 10:34:56,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 10:34:56,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 10:34:56,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 10:34:56,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 10:34:56,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 10:34:56,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 10:34:56,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 10:34:56,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 10:34:56,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 10:34:56,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 10:34:56,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 10:34:56,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 10:34:56,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 10:34:56,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 10:34:56,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 10:34:56,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 10:34:56,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 10:34:56,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 10:34:56,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 10:34:56,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 10:34:56,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 10:34:56,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 10:34:56,543 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 [2019-08-14 10:34:56,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 10:34:56,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 10:34:56,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 10:34:56,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 10:34:56,575 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 10:34:56,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 10:34:56,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 10:34:56,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 10:34:56,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 10:34:56,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 10:34:56,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 10:34:56,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 10:34:56,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 10:34:56,578 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 10:34:56,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 10:34:56,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 10:34:56,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 10:34:56,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 10:34:56,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 10:34:56,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 10:34:56,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 10:34:56,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 10:34:56,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 10:34:56,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 10:34:56,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 10:34:56,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 10:34:56,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 10:34:56,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 10:34:56,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 10:34:56,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 10:34:56,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 10:34:56,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 10:34:56,653 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 10:34:56,654 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 10:34:56,654 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/sorting_bubblesort_2_ground.i [2019-08-14 10:34:56,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef7554b9d/b2134e6d9e984424ac923c7159b19d9e/FLAGeb0a49ea6 [2019-08-14 10:34:57,157 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 10:34:57,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/sorting_bubblesort_2_ground.i [2019-08-14 10:34:57,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef7554b9d/b2134e6d9e984424ac923c7159b19d9e/FLAGeb0a49ea6 [2019-08-14 10:34:57,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef7554b9d/b2134e6d9e984424ac923c7159b19d9e [2019-08-14 10:34:57,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 10:34:57,582 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 10:34:57,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 10:34:57,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 10:34:57,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 10:34:57,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:34:57" (1/1) ... [2019-08-14 10:34:57,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7331fa27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:34:57, skipping insertion in model container [2019-08-14 10:34:57,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:34:57" (1/1) ... [2019-08-14 10:34:57,600 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 10:34:57,620 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 10:34:57,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:34:57,823 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 10:34:57,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:34:57,882 INFO L192 MainTranslator]: Completed translation [2019-08-14 10:34:57,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:34:57 WrapperNode [2019-08-14 10:34:57,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 10:34:57,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 10:34:57,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 10:34:57,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 10:34:57,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:34:57" (1/1) ... [2019-08-14 10:34:57,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:34:57" (1/1) ... [2019-08-14 10:34:57,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:34:57" (1/1) ... [2019-08-14 10:34:57,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:34:57" (1/1) ... [2019-08-14 10:34:58,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:34:57" (1/1) ... [2019-08-14 10:34:58,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:34:57" (1/1) ... [2019-08-14 10:34:58,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:34:57" (1/1) ... [2019-08-14 10:34:58,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 10:34:58,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 10:34:58,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 10:34:58,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 10:34:58,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:34:57" (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 [2019-08-14 10:34:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 10:34:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 10:34:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-14 10:34:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 10:34:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 10:34:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-14 10:34:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 10:34:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 10:34:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 10:34:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 10:34:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 10:34:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 10:34:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 10:34:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 10:34:58,337 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 10:34:58,337 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-14 10:34:58,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:34:58 BoogieIcfgContainer [2019-08-14 10:34:58,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 10:34:58,339 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 10:34:58,339 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 10:34:58,340 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 10:34:58,340 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:34:58" (1/1) ... [2019-08-14 10:34:59,329 WARN L188 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2019-08-14 10:34:59,782 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 10:34:59,784 INFO L168 Benchmark]: Toolchain (without parser) took 2202.39 ms. Allocated memory was 139.5 MB in the beginning and 223.3 MB in the end (delta: 83.9 MB). Free memory was 86.9 MB in the beginning and 189.9 MB in the end (delta: -103.0 MB). Peak memory consumption was 74.6 MB. Max. memory is 7.1 GB. [2019-08-14 10:34:59,785 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 10:34:59,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 300.81 ms. Allocated memory is still 139.5 MB. Free memory was 86.5 MB in the beginning and 76.5 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-14 10:34:59,787 INFO L168 Benchmark]: Boogie Preprocessor took 133.07 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 76.5 MB in the beginning and 176.5 MB in the end (delta: -100.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-14 10:34:59,788 INFO L168 Benchmark]: RCFGBuilder took 321.49 ms. Allocated memory is still 199.8 MB. Free memory was 176.5 MB in the beginning and 160.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-14 10:34:59,789 INFO L168 Benchmark]: Symbolic Interpretation took 1443.01 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 160.4 MB in the beginning and 189.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 87.8 MB. Max. memory is 7.1 GB. [2019-08-14 10:34:59,794 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: Over-approximation of reachable states at this location is 391#(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 0.42 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 300.81 ms. Allocated memory is still 139.5 MB. Free memory was 86.5 MB in the beginning and 76.5 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 133.07 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 76.5 MB in the beginning and 176.5 MB in the end (delta: -100.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 321.49 ms. Allocated memory is still 199.8 MB. Free memory was 176.5 MB in the beginning and 160.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1443.01 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 160.4 MB in the beginning and 189.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 87.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...