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_maxInArray_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:23:46,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:23:46,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:23:46,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:23:46,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:23:46,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:23:46,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:23:46,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:23:46,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:23:46,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:23:46,907 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:23:46,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:23:46,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:23:46,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:23:46,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:23:46,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:23:46,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:23:46,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:23:46,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:23:46,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:23:46,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:23:46,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:23:46,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:23:46,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:23:46,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-09 16:23:46,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:23:46,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:23:46,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:23:46,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:23:46,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:23:46,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:23:46,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:23:46,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:23:46,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:23:46,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:23:46,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:23:46,939 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 16:23:46,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:23:46,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:23:46,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:23:46,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:23:46,956 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:23:46,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:23:46,956 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:23:46,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:23:46,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:23:46,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:23:46,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:23:46,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:23:46,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:23:46,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:23:46,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:23:46,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:23:46,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:23:46,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:23:46,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:23:46,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:23:46,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:23:46,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:23:46,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:23:46,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:23:46,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:23:46,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:23:46,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:23:46,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:23:46,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:23:46,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:23:47,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:23:47,013 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:23:47,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:23:47,016 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:23:47,016 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_maxInArray_ground.i [2019-08-09 16:23:47,097 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f4f2e46/ba9f61b153684b109b45751764d177aa/FLAG3aaf6be6e [2019-08-09 16:23:47,561 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:23:47,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_maxInArray_ground.i [2019-08-09 16:23:47,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f4f2e46/ba9f61b153684b109b45751764d177aa/FLAG3aaf6be6e [2019-08-09 16:23:47,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f4f2e46/ba9f61b153684b109b45751764d177aa [2019-08-09 16:23:47,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:23:47,999 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:23:48,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:48,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:23:48,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:23:48,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:47" (1/1) ... [2019-08-09 16:23:48,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205be50c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:48, skipping insertion in model container [2019-08-09 16:23:48,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:47" (1/1) ... [2019-08-09 16:23:48,018 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:23:48,040 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:23:48,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:48,263 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:23:48,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:48,317 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:23:48,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:48 WrapperNode [2019-08-09 16:23:48,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:48,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:23:48,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:23:48,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:23:48,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:48" (1/1) ... [2019-08-09 16:23:48,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:48" (1/1) ... [2019-08-09 16:23:48,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:48" (1/1) ... [2019-08-09 16:23:48,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:48" (1/1) ... [2019-08-09 16:23:48,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:48" (1/1) ... [2019-08-09 16:23:48,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:48" (1/1) ... [2019-08-09 16:23:48,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:48" (1/1) ... [2019-08-09 16:23:48,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:23:48,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:23:48,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:23:48,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:23:48,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:48" (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 16:23:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:23:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:23:48,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:23:48,498 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:23:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:23:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:23:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:23:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:23:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-09 16:23:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-09 16:23:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 16:23:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-09 16:23:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:23:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:23:48,742 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:23:48,742 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-09 16:23:48,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:48 BoogieIcfgContainer [2019-08-09 16:23:48,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:23:48,744 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:23:48,744 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:23:48,745 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:23:48,750 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:48" (1/1) ... [2019-08-09 16:23:49,271 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:23:49,281 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:23:49,286 INFO L168 Benchmark]: Toolchain (without parser) took 1283.70 ms. Allocated memory was 135.8 MB in the beginning and 197.1 MB in the end (delta: 61.3 MB). Free memory was 83.3 MB in the beginning and 136.1 MB in the end (delta: -52.8 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:49,287 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 135.8 MB. Free memory was 101.9 MB in the beginning and 101.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-09 16:23:49,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.94 ms. Allocated memory is still 135.8 MB. Free memory was 82.9 MB in the beginning and 73.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:49,292 INFO L168 Benchmark]: Boogie Preprocessor took 130.04 ms. Allocated memory was 135.8 MB in the beginning and 197.1 MB in the end (delta: 61.3 MB). Free memory was 73.2 MB in the beginning and 174.1 MB in the end (delta: -100.9 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:49,293 INFO L168 Benchmark]: RCFGBuilder took 295.28 ms. Allocated memory is still 197.1 MB. Free memory was 174.1 MB in the beginning and 159.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:49,294 INFO L168 Benchmark]: Symbolic Interpretation took 537.08 ms. Allocated memory is still 197.1 MB. Free memory was 159.5 MB in the beginning and 136.1 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:49,306 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 235#(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 0.41 ms. Allocated memory is still 135.8 MB. Free memory was 101.9 MB in the beginning and 101.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 317.94 ms. Allocated memory is still 135.8 MB. Free memory was 82.9 MB in the beginning and 73.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.04 ms. Allocated memory was 135.8 MB in the beginning and 197.1 MB in the end (delta: 61.3 MB). Free memory was 73.2 MB in the beginning and 174.1 MB in the end (delta: -100.9 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 295.28 ms. Allocated memory is still 197.1 MB. Free memory was 174.1 MB in the beginning and 159.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 537.08 ms. Allocated memory is still 197.1 MB. Free memory was 159.5 MB in the beginning and 136.1 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...