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 0.1.24-2989841 [2019-08-09 16:23:15,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:23:15,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:23:15,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:23:15,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:23:15,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:23:15,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:23:15,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:23:15,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:23:15,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:23:15,938 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:23:15,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:23:15,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:23:15,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:23:15,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:23:15,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:23:15,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:23:15,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:23:15,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:23:15,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:23:15,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:23:15,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:23:15,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:23:15,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:23:15,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:23:15,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:23:15,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:23:15,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:23:15,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:23:15,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:23:15,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:23:15,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:23:15,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:23:15,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:23:15,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:23:15,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:23:15,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:23:15,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:23:15,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:23:15,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:23:15,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:23:15,967 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 16:23:15,982 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:23:15,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:23:15,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:23:15,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:23:15,984 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:23:15,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:23:15,984 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:23:15,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:23:15,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:23:15,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:23:15,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:23:15,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:23:15,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:23:15,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:23:15,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:23:15,986 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:23:15,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:23:15,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:23:15,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:23:15,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:23:15,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:23:15,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:23:15,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:23:15,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:23:15,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:23:15,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:23:15,988 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:23:15,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:23:15,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:23:16,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:23:16,039 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:23:16,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:23:16,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:23:16,050 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:23:16,051 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/sorting_bubblesort_2_ground.i [2019-08-09 16:23:16,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9dcfcad9/8829ed2c05984e6d97532969bc76d6c2/FLAGcb237340e [2019-08-09 16:23:16,561 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:23:16,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/sorting_bubblesort_2_ground.i [2019-08-09 16:23:16,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9dcfcad9/8829ed2c05984e6d97532969bc76d6c2/FLAGcb237340e [2019-08-09 16:23:16,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9dcfcad9/8829ed2c05984e6d97532969bc76d6c2 [2019-08-09 16:23:16,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:23:16,963 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:23:16,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:16,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:23:16,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:23:16,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:16,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb8dc66 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 16:23:16,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:16" (1/1) ... [2019-08-09 16:23:16,982 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:23:17,002 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:23:17,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:17,269 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:23:17,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:17,341 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:23:17,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:17 WrapperNode [2019-08-09 16:23:17,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:17,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:23:17,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:23:17,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:23:17,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:17" (1/1) ... [2019-08-09 16:23:17,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:17" (1/1) ... [2019-08-09 16:23:17,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:17" (1/1) ... [2019-08-09 16:23:17,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:17" (1/1) ... [2019-08-09 16:23:17,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:17" (1/1) ... [2019-08-09 16:23:17,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:17" (1/1) ... [2019-08-09 16:23:17,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:17" (1/1) ... [2019-08-09 16:23:17,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:23:17,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:23:17,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:23:17,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:23:17,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:17" (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 16:23:17,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:23:17,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:23:17,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:23:17,566 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:23:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:23:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:23:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:23:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:23:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-09 16:23:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-09 16:23:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 16:23:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-09 16:23:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:23:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:23:17,877 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:23:17,878 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-09 16:23:17,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:17 BoogieIcfgContainer [2019-08-09 16:23:17,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:23:17,880 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:23:17,880 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:23:17,881 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:23:17,882 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 16:23:18,771 WARN L188 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2019-08-09 16:23:19,146 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:23:19,155 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:23:19,158 INFO L168 Benchmark]: Toolchain (without parser) took 2194.07 ms. Allocated memory was 127.9 MB in the beginning and 189.3 MB in the end (delta: 61.3 MB). Free memory was 100.2 MB in the beginning and 130.4 MB in the end (delta: -30.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:19,161 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 106.4 MB. Free memory was 73.3 MB in the beginning and 73.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 16:23:19,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.59 ms. Allocated memory is still 127.9 MB. Free memory was 99.8 MB in the beginning and 89.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:19,164 INFO L168 Benchmark]: Boogie Preprocessor took 156.91 ms. Allocated memory was 127.9 MB in the beginning and 154.7 MB in the end (delta: 26.7 MB). Free memory was 89.8 MB in the beginning and 136.7 MB in the end (delta: -46.9 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:19,166 INFO L168 Benchmark]: RCFGBuilder took 378.44 ms. Allocated memory is still 154.7 MB. Free memory was 136.7 MB in the beginning and 121.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:19,172 INFO L168 Benchmark]: Symbolic Interpretation took 1275.52 ms. Allocated memory was 154.7 MB in the beginning and 189.3 MB in the end (delta: 34.6 MB). Free memory was 121.8 MB in the beginning and 130.4 MB in the end (delta: -8.7 MB). Peak memory consumption was 50.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:19,176 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 259#(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 106.4 MB. Free memory was 73.3 MB in the beginning and 73.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 378.59 ms. Allocated memory is still 127.9 MB. Free memory was 99.8 MB in the beginning and 89.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 156.91 ms. Allocated memory was 127.9 MB in the beginning and 154.7 MB in the end (delta: 26.7 MB). Free memory was 89.8 MB in the beginning and 136.7 MB in the end (delta: -46.9 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 378.44 ms. Allocated memory is still 154.7 MB. Free memory was 136.7 MB in the beginning and 121.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1275.52 ms. Allocated memory was 154.7 MB in the beginning and 189.3 MB in the end (delta: 34.6 MB). Free memory was 121.8 MB in the beginning and 130.4 MB in the end (delta: -8.7 MB). Peak memory consumption was 50.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...