./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label03.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 a3397683ac4ff9c8b90bfc8eb9d0b53b4193b3d0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label03.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 a3397683ac4ff9c8b90bfc8eb9d0b53b4193b3d0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:42,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:42,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:42,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:42,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:42,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:42,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:42,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:42,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:42,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:42,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:42,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:42,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:42,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:42,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:42,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:42,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:42,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:42,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:42,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:42,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:42,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:42,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:42,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:42,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:42,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:42,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:42,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:42,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:42,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:42,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:42,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:42,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:42,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:42,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:42,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:42,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:42,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:42,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:42,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:42,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:42,263 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:42,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:42,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:42,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:42,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:42,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:42,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:42,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:42,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:42,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:42,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:42,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:42,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:42,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:42,306 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:42,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:42,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:42,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:42,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:42,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:42,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:42,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:42,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:42,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:42,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:42,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:42,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:42,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:42,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:42,312 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 -> a3397683ac4ff9c8b90bfc8eb9d0b53b4193b3d0 [2019-11-26 16:51:42,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:42,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:42,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:42,828 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:42,828 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:42,829 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2019-11-26 16:51:42,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40e42043f/98a8d48d128b48b1a9666186ae33de99/FLAG0731264b0 [2019-11-26 16:51:44,273 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:44,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2019-11-26 16:51:44,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40e42043f/98a8d48d128b48b1a9666186ae33de99/FLAG0731264b0 [2019-11-26 16:51:44,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40e42043f/98a8d48d128b48b1a9666186ae33de99 [2019-11-26 16:51:44,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:44,476 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:44,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:44,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:44,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:44,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:44" (1/1) ... [2019-11-26 16:51:44,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:44, skipping insertion in model container [2019-11-26 16:51:44,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:44" (1/1) ... [2019-11-26 16:51:44,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:44,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:47,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:47,778 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:49,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:49,482 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:49,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:49 WrapperNode [2019-11-26 16:51:49,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:49,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:49,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:49,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:49,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:49,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:50,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:50,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:50,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:50,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:50,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:50,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:50,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:50,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:51,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:51,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:51,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:49" (1/1) ... [2019-11-26 16:51:52,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:52,280 INFO L168 Benchmark]: Toolchain (without parser) took 7800.51 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 775.8 MB in the end (delta: 157.3 MB). Peak memory consumption was 386.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,281 INFO L168 Benchmark]: CDTParser took 1.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:52,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5005.83 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 876.4 MB in the end (delta: 56.7 MB). Peak memory consumption was 272.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 838.16 ms. Allocated memory is still 1.0 GB. Free memory was 876.4 MB in the beginning and 702.4 MB in the end (delta: 174.0 MB). Peak memory consumption was 174.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,288 INFO L168 Benchmark]: Boogie Preprocessor took 1950.99 ms. Allocated memory is still 1.0 GB. Free memory was 702.4 MB in the beginning and 775.8 MB in the end (delta: -73.4 MB). Peak memory consumption was 156.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,297 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 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 5005.83 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 876.4 MB in the end (delta: 56.7 MB). Peak memory consumption was 272.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 838.16 ms. Allocated memory is still 1.0 GB. Free memory was 876.4 MB in the beginning and 702.4 MB in the end (delta: 174.0 MB). Peak memory consumption was 174.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1950.99 ms. Allocated memory is still 1.0 GB. Free memory was 702.4 MB in the beginning and 775.8 MB in the end (delta: -73.4 MB). Peak memory consumption was 156.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:54,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:54,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:54,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:54,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:54,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:54,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:55,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:55,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:55,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:55,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:55,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:55,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:55,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:55,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:55,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:55,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:55,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:55,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:55,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:55,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:55,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:55,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:55,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:55,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:55,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:55,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:55,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:55,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:55,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:55,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:55,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:55,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:55,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:55,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:55,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:55,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:55,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:55,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:55,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:55,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:55,079 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:55,106 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:55,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:55,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:55,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:55,110 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:55,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:55,111 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:55,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:55,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:55,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:55,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:55,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:55,115 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:55,115 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:55,115 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:55,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:55,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:55,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:55,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:55,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:55,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:55,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:55,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:55,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:55,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:55,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:55,120 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:55,120 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:55,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:55,123 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:55,124 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 -> a3397683ac4ff9c8b90bfc8eb9d0b53b4193b3d0 [2019-11-26 16:51:55,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:55,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:55,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:55,517 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:55,517 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:55,518 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2019-11-26 16:51:55,621 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa75d0489/847e97cc3e5a44e389d3b3df6925bc1a/FLAGbd9ffe4bd [2019-11-26 16:51:56,956 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:56,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2019-11-26 16:51:57,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa75d0489/847e97cc3e5a44e389d3b3df6925bc1a/FLAGbd9ffe4bd [2019-11-26 16:51:57,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa75d0489/847e97cc3e5a44e389d3b3df6925bc1a [2019-11-26 16:51:57,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:57,174 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:57,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:57,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:57,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:57,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:51:57,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:57, skipping insertion in model container [2019-11-26 16:51:57,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:51:57,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:57,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:01,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:01,381 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:03,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:03,183 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:03,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03 WrapperNode [2019-11-26 16:52:03,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:03,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:03,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:03,192 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:03,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:03,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:03,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:03,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:03,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:03,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:03,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:03,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:03,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:03,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:04,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:04,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:04,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:04,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:04,723 INFO L168 Benchmark]: Toolchain (without parser) took 7545.73 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 863.6 MB in the end (delta: 69.5 MB). Peak memory consumption was 312.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:04,726 INFO L168 Benchmark]: CDTParser took 2.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:52:04,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6009.45 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 761.5 MB in the end (delta: 171.6 MB). Peak memory consumption was 253.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:04,728 INFO L168 Benchmark]: Boogie Procedure Inliner took 517.60 ms. Allocated memory is still 1.0 GB. Free memory was 761.5 MB in the beginning and 691.2 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:04,732 INFO L168 Benchmark]: Boogie Preprocessor took 1010.73 ms. Allocated memory is still 1.0 GB. Free memory was 691.2 MB in the beginning and 863.6 MB in the end (delta: -172.3 MB). Peak memory consumption was 71.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:04,738 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.25 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 6009.45 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 761.5 MB in the end (delta: 171.6 MB). Peak memory consumption was 253.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 517.60 ms. Allocated memory is still 1.0 GB. Free memory was 761.5 MB in the beginning and 691.2 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1010.73 ms. Allocated memory is still 1.0 GB. Free memory was 691.2 MB in the beginning and 863.6 MB in the end (delta: -172.3 MB). Peak memory consumption was 71.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...