./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem04_label25.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 b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label25.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 b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:22,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:22,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:22,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:22,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:22,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:22,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:22,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:22,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:22,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:22,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:22,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:22,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:22,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:22,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:22,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:22,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:22,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:22,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:22,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:22,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:22,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:22,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:22,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:22,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:22,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:22,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:22,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:22,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:22,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:22,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:22,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:22,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:22,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:22,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:22,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:22,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:22,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:22,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:22,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:22,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:22,724 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:22,763 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:22,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:22,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:22,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:22,771 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:22,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:22,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:22,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:22,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:22,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:22,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:22,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:22,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:22,780 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:22,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:22,780 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:22,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:22,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:22,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:22,781 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:22,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:22,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:22,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:22,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:22,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:22,785 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:22,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:22,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:22,787 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 -> b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 [2019-11-27 15:44:23,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:23,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:23,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:23,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:23,402 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:23,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-27 15:44:23,569 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a09e6d4fb/23cfa77316274497a1c151f1073b11c9/FLAG2efe5c388 [2019-11-27 15:44:25,223 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:25,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-27 15:44:25,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a09e6d4fb/23cfa77316274497a1c151f1073b11c9/FLAG2efe5c388 [2019-11-27 15:44:25,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a09e6d4fb/23cfa77316274497a1c151f1073b11c9 [2019-11-27 15:44:25,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:25,360 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:25,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:25,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:25,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:25,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:25,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:25, skipping insertion in model container [2019-11-27 15:44:25,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:25,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:25,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:28,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:28,865 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:30,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:30,374 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:30,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30 WrapperNode [2019-11-27 15:44:30,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:30,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:30,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:30,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:30,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:30,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:30,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:30,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:30,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:31,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:31,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:31,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:31,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:31,326 INFO L168 Benchmark]: Toolchain (without parser) took 5962.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 757.1 MB in the end (delta: 187.4 MB). Peak memory consumption was 187.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,327 INFO L168 Benchmark]: CDTParser took 2.11 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 15:44:31,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5012.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 826.1 MB in the end (delta: 118.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 512.80 ms. Allocated memory is still 1.0 GB. Free memory was 826.1 MB in the beginning and 786.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,338 INFO L168 Benchmark]: Boogie Preprocessor took 425.15 ms. Allocated memory is still 1.0 GB. Free memory was 786.0 MB in the beginning and 757.1 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,349 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.11 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 5012.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 826.1 MB in the end (delta: 118.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 512.80 ms. Allocated memory is still 1.0 GB. Free memory was 826.1 MB in the beginning and 786.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 425.15 ms. Allocated memory is still 1.0 GB. Free memory was 786.0 MB in the beginning and 757.1 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 0.1.24-509859d [2019-11-27 15:44:35,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:35,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:35,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:35,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:35,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:35,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:35,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:35,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:35,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:35,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:35,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:35,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:35,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:35,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:35,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:35,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:35,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:35,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:35,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:35,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:35,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:35,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:35,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:35,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:35,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:35,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:35,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:35,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:35,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:35,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:35,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:35,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:35,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:35,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:35,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:35,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:35,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:35,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:35,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:35,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:35,411 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:35,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:35,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:35,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:35,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:35,459 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:35,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:35,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:35,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:35,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:35,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:35,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:35,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:35,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:35,467 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:35,467 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:35,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:35,468 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:35,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:35,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:35,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:35,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:35,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:35,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:35,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:35,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:35,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:35,472 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:35,474 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:35,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:35,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:35,476 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 -> b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 [2019-11-27 15:44:36,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:36,111 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:36,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:36,123 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:36,127 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:36,129 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-27 15:44:36,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcbcd0327/e6fcb9e317a943619cb6a5aed8c96103/FLAGd2cd332bf [2019-11-27 15:44:38,065 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:38,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-27 15:44:38,157 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcbcd0327/e6fcb9e317a943619cb6a5aed8c96103/FLAGd2cd332bf [2019-11-27 15:44:38,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcbcd0327/e6fcb9e317a943619cb6a5aed8c96103 [2019-11-27 15:44:38,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:38,211 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:38,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:38,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:38,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:38,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:38" (1/1) ... [2019-11-27 15:44:38,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71eff41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:38, skipping insertion in model container [2019-11-27 15:44:38,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:38" (1/1) ... [2019-11-27 15:44:38,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:38,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:41,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:41,846 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:43,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:43,574 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:43,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43 WrapperNode [2019-11-27 15:44:43,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:43,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:43,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:43,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:43,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:43,714 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:44,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:44,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:44,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:44,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:44,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:44,706 INFO L168 Benchmark]: Toolchain (without parser) took 6489.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.1 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:44,707 INFO L168 Benchmark]: CDTParser took 0.47 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 15:44:44,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5364.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:44,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 589.91 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:44,717 INFO L168 Benchmark]: Boogie Preprocessor took 526.67 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:44,729 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 5364.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 589.91 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 526.67 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 733.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...