./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label53.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/Problem05_label53.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 8b532ee62bc479a35608f8bac3e4baeae7f25696 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label53.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 8b532ee62bc479a35608f8bac3e4baeae7f25696 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:24:04,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:04,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:04,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:04,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:04,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:04,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:04,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:04,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:04,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:04,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:04,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:04,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:04,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:04,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:04,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:04,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:04,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:04,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:04,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:04,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:04,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:04,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:04,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:04,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:04,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:04,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:04,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:04,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:04,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:04,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:04,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:04,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:04,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:04,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:04,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:04,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:04,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:04,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:04,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:04,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:04,645 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:04,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:04,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:04,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:04,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:04,696 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:04,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:04,697 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:04,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:04,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:04,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:04,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:04,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:04,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:04,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:04,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:04,706 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:04,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:04,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:04,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:04,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:04,708 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:04,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:04,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:04,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:04,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:04,710 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:04,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:04,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:04,712 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 -> 8b532ee62bc479a35608f8bac3e4baeae7f25696 [2019-11-27 09:24:05,309 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:05,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:05,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:05,356 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:05,357 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:05,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label53.c [2019-11-27 09:24:05,535 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274a724aa/1570726ae4fd4ef98b8bc02562f9cea5/FLAGdd487dce9 [2019-11-27 09:24:07,847 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:07,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label53.c [2019-11-27 09:24:08,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274a724aa/1570726ae4fd4ef98b8bc02562f9cea5/FLAGdd487dce9 [2019-11-27 09:24:08,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274a724aa/1570726ae4fd4ef98b8bc02562f9cea5 [2019-11-27 09:24:08,052 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:08,056 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:08,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:08,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:08,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:08,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:08,082 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 09:24:08, skipping insertion in model container [2019-11-27 09:24:08,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:08" (1/1) ... [2019-11-27 09:24:08,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:08,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:14,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:14,334 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:17,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:17,278 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:17,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17 WrapperNode [2019-11-27 09:24:17,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:17,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:17,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:17,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:17,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:17,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:18,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:18,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:18,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:18,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:18,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:17" (1/1) ... [2019-11-27 09:24:19,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:19,056 INFO L168 Benchmark]: Toolchain (without parser) took 10992.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 742.1 MB in the end (delta: 190.9 MB). Peak memory consumption was 190.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:19,057 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. [2019-11-27 09:24:19,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9223.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 875.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 272.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:19,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 743.50 ms. Allocated memory is still 1.0 GB. Free memory was 875.2 MB in the beginning and 797.5 MB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:19,065 INFO L168 Benchmark]: Boogie Preprocessor took 1017.49 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 742.1 MB in the end (delta: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:19,076 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 9223.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 875.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 272.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 743.50 ms. Allocated memory is still 1.0 GB. Free memory was 875.2 MB in the beginning and 797.5 MB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1017.49 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 742.1 MB in the end (delta: 55.4 MB). Peak memory consumption was 55.4 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 09:24:23,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:23,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:23,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:23,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:23,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:23,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:23,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:23,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:23,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:23,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:23,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:23,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:23,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:23,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:23,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:23,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:23,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:23,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:23,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:23,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:23,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:23,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:23,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:23,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:23,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:23,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:23,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:23,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:23,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:23,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:23,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:23,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:23,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:23,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:23,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:23,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:23,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:23,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:23,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:23,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:23,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:23,336 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:23,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:23,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:23,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:23,344 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:23,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:23,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:23,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:23,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:23,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:23,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:23,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:23,350 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:23,351 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:23,351 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:23,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:23,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:23,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:23,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:23,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:23,356 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:23,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:23,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:23,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:23,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:23,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:23,359 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:23,359 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:23,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:23,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:23,362 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 -> 8b532ee62bc479a35608f8bac3e4baeae7f25696 [2019-11-27 09:24:23,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:23,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:23,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:23,958 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:23,959 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:23,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label53.c [2019-11-27 09:24:24,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8801881a/82f094aaba3441998df39beb67bfa68f/FLAG879e9c067 [2019-11-27 09:24:26,238 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:26,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label53.c [2019-11-27 09:24:26,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8801881a/82f094aaba3441998df39beb67bfa68f/FLAG879e9c067 [2019-11-27 09:24:26,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8801881a/82f094aaba3441998df39beb67bfa68f [2019-11-27 09:24:26,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:26,400 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:26,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:26,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:26,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:26,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:26,423 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 09:24:26, skipping insertion in model container [2019-11-27 09:24:26,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:26" (1/1) ... [2019-11-27 09:24:26,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:27,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:32,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:32,910 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:35,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:35,680 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:35,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:35 WrapperNode [2019-11-27 09:24:35,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:35,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:35,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:35,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:35,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:35" (1/1) ... [2019-11-27 09:24:35,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:35" (1/1) ... [2019-11-27 09:24:36,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:36,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:36,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:36,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:36,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:35" (1/1) ... [2019-11-27 09:24:36,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:35" (1/1) ... [2019-11-27 09:24:36,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:35" (1/1) ... [2019-11-27 09:24:36,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:35" (1/1) ... [2019-11-27 09:24:37,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:35" (1/1) ... [2019-11-27 09:24:37,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:35" (1/1) ... [2019-11-27 09:24:37,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:35" (1/1) ... [2019-11-27 09:24:37,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:37,510 INFO L168 Benchmark]: Toolchain (without parser) took 11104.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 729.9 MB in the end (delta: 201.6 MB). Peak memory consumption was 201.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:37,511 INFO L168 Benchmark]: CDTParser took 2.22 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 09:24:37,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9279.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 865.1 MB in the end (delta: 66.4 MB). Peak memory consumption was 269.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:37,518 INFO L168 Benchmark]: Boogie Procedure Inliner took 867.94 ms. Allocated memory is still 1.0 GB. Free memory was 865.1 MB in the beginning and 786.4 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:37,520 INFO L168 Benchmark]: Boogie Preprocessor took 947.11 ms. Allocated memory is still 1.0 GB. Free memory was 786.4 MB in the beginning and 729.9 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:37,531 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.22 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 9279.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 865.1 MB in the end (delta: 66.4 MB). Peak memory consumption was 269.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 867.94 ms. Allocated memory is still 1.0 GB. Free memory was 865.1 MB in the beginning and 786.4 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 947.11 ms. Allocated memory is still 1.0 GB. Free memory was 786.4 MB in the beginning and 729.9 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...