./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label33.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f334933b30fb77cd049e82891c05ab00c800dfdc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label33.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f334933b30fb77cd049e82891c05ab00c800dfdc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:46,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:46,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:46,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:46,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:46,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:46,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:46,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:46,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:46,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:46,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:46,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:46,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:46,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:46,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:46,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:46,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:46,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:46,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:46,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:46,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:46,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:46,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:46,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:46,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:46,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:46,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:46,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:46,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:46,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:46,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:46,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:46,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:46,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:46,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:46,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:46,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:46,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:46,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:46,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:46,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:46,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:46,787 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:46,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:46,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:46,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:46,796 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:46,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:46,796 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:46,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:46,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:46,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:46,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:46,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:46,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:46,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:46,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:46,805 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:46,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:46,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:46,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:46,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:46,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:46,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:46,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:46,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:46,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:46,810 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:46,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:46,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:46,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f334933b30fb77cd049e82891c05ab00c800dfdc [2019-11-26 16:49:47,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:47,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:47,404 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:47,409 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:47,411 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:47,414 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label33.c [2019-11-26 16:49:47,570 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/351b42c7c/8b805cd3fac444deb1d750b681e9389a/FLAG89cb4b316 [2019-11-26 16:49:49,009 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:49,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label33.c [2019-11-26 16:49:49,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/351b42c7c/8b805cd3fac444deb1d750b681e9389a/FLAG89cb4b316 [2019-11-26 16:49:49,098 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/351b42c7c/8b805cd3fac444deb1d750b681e9389a [2019-11-26 16:49:49,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:49,109 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:49,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:49,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:49,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:49,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:49" (1/1) ... [2019-11-26 16:49:49,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:49, skipping insertion in model container [2019-11-26 16:49:49,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:49" (1/1) ... [2019-11-26 16:49:49,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:49,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:51,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:51,017 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:51,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:51,656 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:51,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:51 WrapperNode [2019-11-26 16:49:51,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:51,663 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:51,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:51,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:51,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:51" (1/1) ... [2019-11-26 16:49:51,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:51" (1/1) ... [2019-11-26 16:49:52,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:52,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:52,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:52,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:52,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:51" (1/1) ... [2019-11-26 16:49:52,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:51" (1/1) ... [2019-11-26 16:49:52,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:51" (1/1) ... [2019-11-26 16:49:52,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:51" (1/1) ... [2019-11-26 16:49:52,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:51" (1/1) ... [2019-11-26 16:49:52,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:51" (1/1) ... [2019-11-26 16:49:52,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:51" (1/1) ... [2019-11-26 16:49:52,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:52,385 INFO L168 Benchmark]: Toolchain (without parser) took 3268.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 892.4 MB in the end (delta: 59.3 MB). Peak memory consumption was 59.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:52,386 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:49:52,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2549.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 932.5 MB in the end (delta: 19.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:52,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 340.77 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:52,398 INFO L168 Benchmark]: Boogie Preprocessor took 370.80 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:52,408 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2549.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 932.5 MB in the end (delta: 19.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 340.77 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 370.80 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:56,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:56,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:56,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:56,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:56,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:56,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:56,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:56,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:56,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:56,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:56,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:56,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:56,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:56,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:56,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:56,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:56,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:56,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:56,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:56,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:56,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:56,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:56,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:56,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:56,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:56,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:56,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:56,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:56,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:56,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:56,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:56,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:56,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:56,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:56,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:56,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:56,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:56,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:56,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:56,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:56,536 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:56,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:56,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:56,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:56,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:56,583 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:56,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:56,584 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:56,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:56,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:56,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:56,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:56,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:56,589 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:56,590 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:56,590 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:56,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:56,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:56,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:56,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:56,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:56,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:56,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:56,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:56,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:56,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:56,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:56,598 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:56,599 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:56,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:56,599 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:56,601 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f334933b30fb77cd049e82891c05ab00c800dfdc [2019-11-26 16:49:57,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:57,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:57,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:57,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:57,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:57,279 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label33.c [2019-11-26 16:49:57,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/914f755a6/965e9506476348668a9f2722cf2fb13b/FLAG7195843af [2019-11-26 16:49:58,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:58,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label33.c [2019-11-26 16:49:58,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/914f755a6/965e9506476348668a9f2722cf2fb13b/FLAG7195843af [2019-11-26 16:49:59,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/914f755a6/965e9506476348668a9f2722cf2fb13b [2019-11-26 16:49:59,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:59,131 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:59,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:59,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:59,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:59,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:59" (1/1) ... [2019-11-26 16:49:59,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:59, skipping insertion in model container [2019-11-26 16:49:59,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:59" (1/1) ... [2019-11-26 16:49:59,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:59,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:01,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:01,186 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:01,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:01,724 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:01,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01 WrapperNode [2019-11-26 16:50:01,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:01,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:01,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:01,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:01,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:02,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:02,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:02,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:02,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:02,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:02,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:02,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:02,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:02,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:02,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:02,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:02,251 INFO L168 Benchmark]: Toolchain (without parser) took 3116.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 902.5 MB in the end (delta: 53.4 MB). Peak memory consumption was 53.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:02,252 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:02,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2595.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.2 MB in the end (delta: 24.8 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:02,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.73 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 919.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:02,261 INFO L168 Benchmark]: Boogie Preprocessor took 240.16 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 902.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:02,270 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2595.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.2 MB in the end (delta: 24.8 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 271.73 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 919.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 240.16 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 902.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...