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-industry-pattern/array_monotonic.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:23:57,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:23:57,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:23:57,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:23:57,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:23:57,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:23:57,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:23:57,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:23:57,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:23:57,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:23:57,778 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:23:57,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:23:57,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:23:57,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:23:57,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:23:57,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:23:57,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:23:57,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:23:57,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:23:57,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:23:57,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:23:57,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:23:57,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:23:57,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:23:57,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-09 16:23:57,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:23:57,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:23:57,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:23:57,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:23:57,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:23:57,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:23:57,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:23:57,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:23:57,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:23:57,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:23:57,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:23:57,807 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 16:23:57,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:23:57,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:23:57,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:23:57,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:23:57,833 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:23:57,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:23:57,833 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:23:57,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:23:57,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:23:57,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:23:57,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:23:57,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:23:57,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:23:57,836 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:23:57,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:23:57,836 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:23:57,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:23:57,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:23:57,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:23:57,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:23:57,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:23:57,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:23:57,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:23:57,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:23:57,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:23:57,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:23:57,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:23:57,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:23:57,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:23:57,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:23:57,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:23:57,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:23:57,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:23:57,913 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:23:57,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-industry-pattern/array_monotonic.i [2019-08-09 16:23:57,980 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff99cb294/64372e2547e2461db18c818587c2b840/FLAG9b8149779 [2019-08-09 16:23:58,421 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:23:58,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-industry-pattern/array_monotonic.i [2019-08-09 16:23:58,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff99cb294/64372e2547e2461db18c818587c2b840/FLAG9b8149779 [2019-08-09 16:23:58,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff99cb294/64372e2547e2461db18c818587c2b840 [2019-08-09 16:23:58,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:23:58,824 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:23:58,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:58,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:23:58,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:23:58,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:58" (1/1) ... [2019-08-09 16:23:58,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4516f221 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:58, skipping insertion in model container [2019-08-09 16:23:58,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:58" (1/1) ... [2019-08-09 16:23:58,841 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:23:58,857 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:23:59,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:59,027 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:23:59,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:59,065 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:23:59,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:59 WrapperNode [2019-08-09 16:23:59,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:59,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:23:59,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:23:59,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:23:59,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:59" (1/1) ... [2019-08-09 16:23:59,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:59" (1/1) ... [2019-08-09 16:23:59,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:59" (1/1) ... [2019-08-09 16:23:59,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:59" (1/1) ... [2019-08-09 16:23:59,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:59" (1/1) ... [2019-08-09 16:23:59,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:59" (1/1) ... [2019-08-09 16:23:59,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:59" (1/1) ... [2019-08-09 16:23:59,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:23:59,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:23:59,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:23:59,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:23:59,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:59" (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 16:23:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:23:59,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:23:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:23:59,256 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:23:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:23:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:23:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:23:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:23:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-09 16:23:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-09 16:23:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 16:23:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-09 16:23:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:23:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:23:59,460 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:23:59,460 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-09 16:23:59,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:59 BoogieIcfgContainer [2019-08-09 16:23:59,461 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:23:59,462 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:23:59,462 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:23:59,462 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:23:59,463 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:59" (1/1) ... [2019-08-09 16:24:00,034 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:24:00,041 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:24:00,044 INFO L168 Benchmark]: Toolchain (without parser) took 1222.22 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 88.0 MB in the beginning and 134.0 MB in the end (delta: -45.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:24:00,045 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 16:24:00,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.06 ms. Allocated memory is still 132.1 MB. Free memory was 87.8 MB in the beginning and 78.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:24:00,047 INFO L168 Benchmark]: Boogie Preprocessor took 132.09 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 78.1 MB in the beginning and 175.5 MB in the end (delta: -97.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:24:00,048 INFO L168 Benchmark]: RCFGBuilder took 262.05 ms. Allocated memory is still 199.8 MB. Free memory was 175.5 MB in the beginning and 161.4 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-08-09 16:24:00,049 INFO L168 Benchmark]: Symbolic Interpretation took 579.68 ms. Allocated memory is still 199.8 MB. Free memory was 161.4 MB in the beginning and 134.0 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-08-09 16:24:00,053 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 120#(and (exists ((|v_main_~#b~0.base_BEFORE_CALL_1| Int) (v_prenex_4 Int) (v_prenex_5 Int) (v_prenex_3 Int) (|v_main_~#b~0.offset_BEFORE_CALL_1| Int) (v_main_~i~0_BEFORE_CALL_1 Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= 20 (select (select |#memory_int| |v_main_~#b~0.base_BEFORE_CALL_1|) (+ |v_main_~#b~0.offset_BEFORE_CALL_1| (* 4 v_main_~i~0_BEFORE_CALL_1))))) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= 20 (select (select |#memory_int| v_prenex_3) (+ v_prenex_4 (* 4 v_prenex_5)))))))) (= 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 0.50 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 242.06 ms. Allocated memory is still 132.1 MB. Free memory was 87.8 MB in the beginning and 78.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.09 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 78.1 MB in the beginning and 175.5 MB in the end (delta: -97.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 262.05 ms. Allocated memory is still 199.8 MB. Free memory was 175.5 MB in the beginning and 161.4 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 579.68 ms. Allocated memory is still 199.8 MB. Free memory was 161.4 MB in the beginning and 134.0 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...