./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label04.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 f1f71b80dd8a57e871d8e5b0ecc8cf8c911042ba ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label04.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 f1f71b80dd8a57e871d8e5b0ecc8cf8c911042ba ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:38,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:38,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:38,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:38,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:38,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:38,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:38,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:38,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:38,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:38,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:38,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:38,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:38,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:38,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:38,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:38,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:38,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:38,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:38,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:38,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:38,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:38,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:38,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:38,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:38,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:38,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:38,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:38,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:38,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:38,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:38,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:38,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:38,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:38,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:38,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:38,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:38,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:38,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:38,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:38,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:38,856 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:38,897 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:38,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:38,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:38,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:38,908 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:38,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:38,908 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:38,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:38,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:38,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:38,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:38,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:38,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:38,915 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:38,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:38,915 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:38,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:38,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:38,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:38,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:38,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:38,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:38,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:38,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:38,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:38,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:38,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:38,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:38,924 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 -> f1f71b80dd8a57e871d8e5b0ecc8cf8c911042ba [2019-11-27 09:36:39,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:39,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:39,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:39,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:39,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:39,550 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label04.c [2019-11-27 09:36:39,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf4d56ce7/fd2c3f293b9c47ae9c1cee38105186a3/FLAG31297fa29 [2019-11-27 09:36:41,201 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:41,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label04.c [2019-11-27 09:36:41,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf4d56ce7/fd2c3f293b9c47ae9c1cee38105186a3/FLAG31297fa29 [2019-11-27 09:36:41,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf4d56ce7/fd2c3f293b9c47ae9c1cee38105186a3 [2019-11-27 09:36:41,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:41,296 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:41,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:41,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:41,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:41,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:41,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:41, skipping insertion in model container [2019-11-27 09:36:41,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:41" (1/1) ... [2019-11-27 09:36:41,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:41,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:43,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:43,135 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:43,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:43,647 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:43,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43 WrapperNode [2019-11-27 09:36:43,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:43,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:43,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:43,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:43,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:43,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:43,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:43,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:43,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:43,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:44,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:44,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:44,378 INFO L168 Benchmark]: Toolchain (without parser) took 3077.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 897.7 MB in the end (delta: 63.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,379 INFO L168 Benchmark]: CDTParser took 2.00 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:44,382 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2353.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 329.22 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,389 INFO L168 Benchmark]: Boogie Preprocessor took 387.80 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 897.7 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,400 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2353.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 329.22 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 387.80 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 897.7 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 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-da95e15 [2019-11-27 09:36:48,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:48,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:48,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:48,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:48,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:48,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:48,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:48,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:48,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:48,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:48,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:48,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:48,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:48,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:48,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:48,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:48,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:48,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:48,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:48,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:48,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:48,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:48,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:48,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:48,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:48,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:48,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:48,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:48,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:48,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:48,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:48,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:48,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:48,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:48,442 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:48,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:48,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:48,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:48,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:48,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:48,454 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:48,496 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:48,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:48,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:48,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:48,505 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:48,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:48,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:48,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:48,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:48,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:48,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:48,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:48,513 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:48,514 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:48,514 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:48,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:48,515 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:48,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:48,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:48,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:48,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:48,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:48,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:48,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:48,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:48,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:48,521 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:48,521 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:48,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:48,524 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:48,526 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 -> f1f71b80dd8a57e871d8e5b0ecc8cf8c911042ba [2019-11-27 09:36:49,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:49,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:49,097 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:49,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:49,106 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:49,108 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label04.c [2019-11-27 09:36:49,266 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4479fdb4a/7734080acbe241dea06216870d2448a1/FLAGd49d9f533 [2019-11-27 09:36:50,681 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:50,686 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label04.c [2019-11-27 09:36:50,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4479fdb4a/7734080acbe241dea06216870d2448a1/FLAGd49d9f533 [2019-11-27 09:36:50,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4479fdb4a/7734080acbe241dea06216870d2448a1 [2019-11-27 09:36:50,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:50,783 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:50,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:50,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:50,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:50,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:50" (1/1) ... [2019-11-27 09:36:50,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:50, skipping insertion in model container [2019-11-27 09:36:50,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:50" (1/1) ... [2019-11-27 09:36:50,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:50,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:52,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:52,923 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:53,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:53,488 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:53,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:53 WrapperNode [2019-11-27 09:36:53,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:53,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:53,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:53,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:53,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:53" (1/1) ... [2019-11-27 09:36:53,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:53" (1/1) ... [2019-11-27 09:36:53,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:53,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:53,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:53,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:53,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:53" (1/1) ... [2019-11-27 09:36:53,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:53" (1/1) ... [2019-11-27 09:36:53,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:53" (1/1) ... [2019-11-27 09:36:53,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:53" (1/1) ... [2019-11-27 09:36:53,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:53" (1/1) ... [2019-11-27 09:36:53,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:53" (1/1) ... [2019-11-27 09:36:53,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:53" (1/1) ... [2019-11-27 09:36:53,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:53,983 INFO L168 Benchmark]: Toolchain (without parser) took 3195.85 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 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:53,984 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 09:36:53,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2694.52 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 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:53,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 261.95 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:53,993 INFO L168 Benchmark]: Boogie Preprocessor took 222.21 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:54,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2694.52 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 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 261.95 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 222.21 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...