./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label41.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/Problem12_label41.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 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label41.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 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:55:43,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:43,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:43,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:43,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:43,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:43,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:43,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:43,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:43,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:43,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:43,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:43,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:43,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:43,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:43,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:43,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:43,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:43,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:43,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:43,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:43,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:43,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:43,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:43,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:43,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:43,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:43,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:43,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:43,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:43,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:43,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:43,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:43,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:43,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:43,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:43,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:43,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:43,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:43,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:43,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:43,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:43,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:43,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:43,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:43,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:43,358 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:43,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:43,358 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:43,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:43,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:43,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:43,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:43,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:43,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:43,365 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:43,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:43,366 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:43,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:43,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:43,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:43,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:43,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:43,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:43,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:43,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:43,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:43,371 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:43,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:43,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:43,372 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 -> 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 [2019-11-27 15:55:43,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:43,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:43,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:43,978 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:43,982 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:43,983 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-27 15:55:44,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7330eff74/5e343e5ddbe14dcd81eafef72b5aeb39/FLAG4ce879bd3 [2019-11-27 15:55:45,815 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:45,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-27 15:55:45,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7330eff74/5e343e5ddbe14dcd81eafef72b5aeb39/FLAG4ce879bd3 [2019-11-27 15:55:45,924 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7330eff74/5e343e5ddbe14dcd81eafef72b5aeb39 [2019-11-27 15:55:45,932 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:45,937 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:45,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:45,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:45,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:45,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:45" (1/1) ... [2019-11-27 15:55:45,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:45, skipping insertion in model container [2019-11-27 15:55:45,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:45" (1/1) ... [2019-11-27 15:55:45,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:46,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:49,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:49,248 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:50,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:50,782 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:50,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:50 WrapperNode [2019-11-27 15:55:50,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:50,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:50,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:50,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:50,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:50" (1/1) ... [2019-11-27 15:55:50,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:50" (1/1) ... [2019-11-27 15:55:51,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:51,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:51,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:51,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:51,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:50" (1/1) ... [2019-11-27 15:55:51,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:50" (1/1) ... [2019-11-27 15:55:51,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:50" (1/1) ... [2019-11-27 15:55:51,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:50" (1/1) ... [2019-11-27 15:55:52,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:50" (1/1) ... [2019-11-27 15:55:52,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:50" (1/1) ... [2019-11-27 15:55:52,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:50" (1/1) ... [2019-11-27 15:55:52,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:52,961 INFO L168 Benchmark]: Toolchain (without parser) took 7021.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 904.3 MB in the end (delta: 45.9 MB). Peak memory consumption was 314.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,962 INFO L168 Benchmark]: CDTParser took 0.33 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 15:55:52,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4845.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,969 INFO L168 Benchmark]: Boogie Procedure Inliner took 856.78 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,974 INFO L168 Benchmark]: Boogie Preprocessor took 1309.67 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 904.3 MB in the end (delta: -152.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,985 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 4845.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 856.78 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1309.67 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 904.3 MB in the end (delta: -152.3 MB). Peak memory consumption was 116.3 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 15:55:56,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:56,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:56,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:56,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:57,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:57,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:57,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:57,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:57,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:57,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:57,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:57,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:57,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:57,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:57,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:57,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:57,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:57,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:57,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:57,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:57,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:57,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:57,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:57,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:57,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:57,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:57,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:57,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:57,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:57,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:57,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:57,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:57,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:57,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:57,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:57,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:57,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:57,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:57,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:57,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:57,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:57,182 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:57,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:57,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:57,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:57,192 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:57,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:57,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:57,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:57,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:57,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:57,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:57,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:57,197 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:57,200 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:57,201 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:57,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:57,201 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:57,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:57,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:57,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:57,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:57,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:57,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:57,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:57,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:57,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:57,206 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:57,206 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:57,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:57,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:57,209 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 -> 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 [2019-11-27 15:55:57,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:57,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:57,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:57,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:57,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:57,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-27 15:55:57,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b0401388/d07a2147b0374c5ab98bf5a4abd80454/FLAGb8d5221a6 [2019-11-27 15:55:59,642 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:59,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-27 15:55:59,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b0401388/d07a2147b0374c5ab98bf5a4abd80454/FLAGb8d5221a6 [2019-11-27 15:55:59,758 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b0401388/d07a2147b0374c5ab98bf5a4abd80454 [2019-11-27 15:55:59,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:59,778 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:59,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:59,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:59,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:59,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:55:59,801 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 03:55:59, skipping insertion in model container [2019-11-27 15:55:59,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:59" (1/1) ... [2019-11-27 15:55:59,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:00,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:03,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:03,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:05,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:05,264 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:05,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:05 WrapperNode [2019-11-27 15:56:05,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:05,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:05,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:05,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:05,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:05" (1/1) ... [2019-11-27 15:56:05,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:05" (1/1) ... [2019-11-27 15:56:05,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:05,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:05,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:05,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:05,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:05" (1/1) ... [2019-11-27 15:56:05,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:05" (1/1) ... [2019-11-27 15:56:05,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:05" (1/1) ... [2019-11-27 15:56:05,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:05" (1/1) ... [2019-11-27 15:56:06,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:05" (1/1) ... [2019-11-27 15:56:06,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:05" (1/1) ... [2019-11-27 15:56:06,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:05" (1/1) ... [2019-11-27 15:56:06,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:06,755 INFO L168 Benchmark]: Toolchain (without parser) took 6978.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 942.7 MB in the end (delta: 7.5 MB). Peak memory consumption was 285.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:06,757 INFO L168 Benchmark]: CDTParser took 0.44 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 15:56:06,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5491.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 769.2 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:06,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 553.93 ms. Allocated memory is still 1.0 GB. Free memory was 769.2 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:06,768 INFO L168 Benchmark]: Boogie Preprocessor took 923.77 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 942.7 MB in the end (delta: -202.1 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:06,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 5491.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 769.2 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 553.93 ms. Allocated memory is still 1.0 GB. Free memory was 769.2 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 923.77 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 942.7 MB in the end (delta: -202.1 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...