./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label50.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/Problem01_label50.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 bef46999e9dea747e943c0e8bab6fd45498a6f2f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label50.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 bef46999e9dea747e943c0e8bab6fd45498a6f2f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:42:50,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:50,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:50,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:50,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:50,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:50,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:50,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:50,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:50,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:50,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:50,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:50,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:50,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:50,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:50,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:50,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:50,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:50,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:50,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:50,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:50,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:50,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:50,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:50,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:50,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:50,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:50,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:50,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:50,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:50,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:50,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:50,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:50,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:50,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:50,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:50,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:50,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:50,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:50,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:50,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:50,283 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:50,322 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:50,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:50,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:50,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:50,329 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:50,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:50,331 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:50,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:50,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:50,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:50,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:50,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:50,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:50,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:50,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:50,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:50,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:50,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:50,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:50,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:50,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:50,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:50,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:50,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:50,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:50,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:50,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:50,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:50,345 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 -> bef46999e9dea747e943c0e8bab6fd45498a6f2f [2019-11-27 15:42:50,939 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:50,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:50,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:50,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:50,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:50,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label50.c [2019-11-27 15:42:51,155 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/390c04412/b812198882c847bab49342103a1227ee/FLAGd4f6b5cbf [2019-11-27 15:42:52,277 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:52,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label50.c [2019-11-27 15:42:52,309 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/390c04412/b812198882c847bab49342103a1227ee/FLAGd4f6b5cbf [2019-11-27 15:42:52,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/390c04412/b812198882c847bab49342103a1227ee [2019-11-27 15:42:52,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:52,808 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:52,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:52,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:52,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:52,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:52" (1/1) ... [2019-11-27 15:42:52,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:52, skipping insertion in model container [2019-11-27 15:42:52,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:52" (1/1) ... [2019-11-27 15:42:52,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:52,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:53,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:53,972 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:54,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:54,238 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:54,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54 WrapperNode [2019-11-27 15:42:54,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:54,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:54,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:54,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:54,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:54,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:54,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:54,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:54,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:54,651 INFO L168 Benchmark]: Toolchain (without parser) took 1831.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.3 MB in the end (delta: -12.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:54,653 INFO L168 Benchmark]: CDTParser took 0.36 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 15:42:54,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1428.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:54,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.86 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:54,666 INFO L168 Benchmark]: Boogie Preprocessor took 186.71 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:54,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1428.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 208.86 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.71 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:42:58,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:58,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:58,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:58,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:58,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:58,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:58,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:58,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:58,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:58,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:58,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:58,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:58,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:58,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:58,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:58,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:58,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:58,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:58,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:58,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:58,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:58,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:58,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:58,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:58,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:58,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:58,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:58,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:58,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:58,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:58,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:58,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:58,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:58,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:58,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:58,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:58,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:58,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:58,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:58,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:58,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:58,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:58,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:58,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:58,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:58,703 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:58,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:58,703 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:58,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:58,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:58,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:58,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:58,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:58,708 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:58,709 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:58,710 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:58,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:58,710 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:58,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:58,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:58,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:58,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:58,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:58,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:58,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:58,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:58,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:58,718 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:58,718 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:58,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:58,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:58,721 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 -> bef46999e9dea747e943c0e8bab6fd45498a6f2f [2019-11-27 15:42:59,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:59,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:59,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:59,286 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:59,289 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:59,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label50.c [2019-11-27 15:42:59,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a8695dce/cff76af7bdd34831a72fc541537311fd/FLAGbe16778b8 [2019-11-27 15:43:00,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:00,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label50.c [2019-11-27 15:43:00,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a8695dce/cff76af7bdd34831a72fc541537311fd/FLAGbe16778b8 [2019-11-27 15:43:00,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a8695dce/cff76af7bdd34831a72fc541537311fd [2019-11-27 15:43:00,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:00,856 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:00,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:00,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:00,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:00,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:00" (1/1) ... [2019-11-27 15:43:00,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:00, skipping insertion in model container [2019-11-27 15:43:00,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:00" (1/1) ... [2019-11-27 15:43:00,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:01,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:02,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:02,059 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:02,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:02,365 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:02,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02 WrapperNode [2019-11-27 15:43:02,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:02,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:02,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:02,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:02,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:02,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:02,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:02,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:02,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:02,795 INFO L168 Benchmark]: Toolchain (without parser) took 1932.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,796 INFO L168 Benchmark]: CDTParser took 0.54 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 15:43:02,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1507.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.12 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,806 INFO L168 Benchmark]: Boogie Preprocessor took 190.77 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,818 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 1507.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 224.12 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.77 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...