./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label37.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/Problem01_label37.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 fa966b8d35f41797c67ed2115fa88ccdba9ca513 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label37.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 fa966b8d35f41797c67ed2115fa88ccdba9ca513 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:42,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:42,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:42,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:42,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:42,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:42,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:42,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:42,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:42,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:42,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:42,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:42,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:42,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:42,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:42,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:42,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:42,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:42,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:42,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:42,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:42,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:42,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:42,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:42,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:42,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:42,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:42,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:42,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:42,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:42,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:42,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:42,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:42,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:42,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:42,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:42,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:42,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:42,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:42,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:42,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:42,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:42,457 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:42,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:42,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:42,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:42,466 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:42,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:42,467 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:42,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:42,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:42,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:42,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:42,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:42,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:42,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:42,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:42,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:42,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:42,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:42,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:42,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:42,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:42,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:42,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:42,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:42,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:42,481 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:42,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:42,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:42,482 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 -> fa966b8d35f41797c67ed2115fa88ccdba9ca513 [2019-11-26 16:33:43,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:43,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:43,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:43,072 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:43,077 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:43,078 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label37.c [2019-11-26 16:33:43,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cedd8848/ad8031848d654f8babf9b9d1b1b8f778/FLAG6d9442a77 [2019-11-26 16:33:44,341 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:44,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label37.c [2019-11-26 16:33:44,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cedd8848/ad8031848d654f8babf9b9d1b1b8f778/FLAG6d9442a77 [2019-11-26 16:33:44,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cedd8848/ad8031848d654f8babf9b9d1b1b8f778 [2019-11-26 16:33:44,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:44,422 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:44,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:44,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:44,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:44,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:44" (1/1) ... [2019-11-26 16:33:44,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:44, skipping insertion in model container [2019-11-26 16:33:44,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:44" (1/1) ... [2019-11-26 16:33:44,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:44,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:45,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:45,592 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:45,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:45,922 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:45,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:45 WrapperNode [2019-11-26 16:33:45,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:45,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:45,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:45,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:45,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:45" (1/1) ... [2019-11-26 16:33:46,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:45" (1/1) ... [2019-11-26 16:33:46,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:46,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:46,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:46,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:46,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:45" (1/1) ... [2019-11-26 16:33:46,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:45" (1/1) ... [2019-11-26 16:33:46,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:45" (1/1) ... [2019-11-26 16:33:46,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:45" (1/1) ... [2019-11-26 16:33:46,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:45" (1/1) ... [2019-11-26 16:33:46,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:45" (1/1) ... [2019-11-26 16:33:46,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:45" (1/1) ... [2019-11-26 16:33:46,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:46,343 INFO L168 Benchmark]: Toolchain (without parser) took 1919.28 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 966.1 MB in the end (delta: -4.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:46,344 INFO L168 Benchmark]: CDTParser took 0.34 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 16:33:46,348 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1503.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:46,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.29 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 971.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:46,354 INFO L168 Benchmark]: Boogie Preprocessor took 178.59 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 966.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:46,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1503.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 229.29 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 971.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.59 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 966.1 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 0.1.24-025d5a2 [2019-11-26 16:33:50,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:50,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:50,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:50,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:50,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:50,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:50,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:50,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:50,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:50,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:50,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:50,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:50,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:50,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:50,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:50,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:50,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:50,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:50,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:50,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:50,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:50,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:50,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:50,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:50,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:50,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:50,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:50,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:50,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:50,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:50,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:50,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:50,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:50,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:50,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:50,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:50,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:50,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:50,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:50,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:50,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:50,369 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:50,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:50,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:50,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:50,379 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:50,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:50,379 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:50,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:50,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:50,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:50,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:50,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:50,382 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:50,384 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:50,384 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:50,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:50,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:50,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:50,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:50,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:50,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:50,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:50,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:50,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:50,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:50,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:50,391 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:50,392 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:50,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:50,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:50,396 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 -> fa966b8d35f41797c67ed2115fa88ccdba9ca513 [2019-11-26 16:33:51,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:51,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:51,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:51,066 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:51,069 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:51,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label37.c [2019-11-26 16:33:51,225 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2274573b3/6101f7dbf9fd4151902c988a36e3972e/FLAG7e914f3f1 [2019-11-26 16:33:52,453 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:52,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label37.c [2019-11-26 16:33:52,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2274573b3/6101f7dbf9fd4151902c988a36e3972e/FLAG7e914f3f1 [2019-11-26 16:33:52,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2274573b3/6101f7dbf9fd4151902c988a36e3972e [2019-11-26 16:33:52,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:52,538 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:52,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:52,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:52,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:52,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52, skipping insertion in model container [2019-11-26 16:33:52,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:52,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:53,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:53,785 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:54,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:54,131 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:54,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54 WrapperNode [2019-11-26 16:33:54,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:54,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:54,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:54,137 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:54,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:54,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:54,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:54,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:54,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:54,469 INFO L168 Benchmark]: Toolchain (without parser) took 1927.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 955.1 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,470 INFO L168 Benchmark]: CDTParser took 3.03 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:54,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1593.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.5 MB in the end (delta: -559.4 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.27 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,475 INFO L168 Benchmark]: Boogie Preprocessor took 120.06 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,483 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.03 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1593.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.5 MB in the end (delta: -559.4 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.27 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.06 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 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...