./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label26.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/Problem06_label26.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 b79b163c7c77665c400df79a863d886dbb1e29e2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label26.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 b79b163c7c77665c400df79a863d886dbb1e29e2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:46:31,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:31,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:31,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:31,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:31,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:31,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:31,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:31,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:31,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:31,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:31,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:31,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:31,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:31,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:31,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:31,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:31,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:31,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:31,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:31,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:31,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:31,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:31,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:31,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:31,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:31,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:31,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:31,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:31,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:31,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:31,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:31,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:31,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:31,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:31,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:31,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:31,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:31,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:31,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:31,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:31,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:31,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:31,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:31,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:31,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:31,441 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:31,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:31,442 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:31,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:31,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:31,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:31,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:31,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:31,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:31,448 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:31,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:31,449 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:31,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:31,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:31,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:31,450 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:31,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:31,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:31,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:31,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:31,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:31,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:31,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:31,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:31,458 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 -> b79b163c7c77665c400df79a863d886dbb1e29e2 [2019-11-27 15:46:32,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:32,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:32,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:32,101 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:32,104 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:32,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-27 15:46:32,258 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40fb37d3f/7378b1ed99704d3182aeec2000e06b41/FLAG9902678f2 [2019-11-27 15:46:34,375 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:34,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-27 15:46:34,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40fb37d3f/7378b1ed99704d3182aeec2000e06b41/FLAG9902678f2 [2019-11-27 15:46:34,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40fb37d3f/7378b1ed99704d3182aeec2000e06b41 [2019-11-27 15:46:34,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:34,568 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:34,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:34,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:34,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:34,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:34,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34, skipping insertion in model container [2019-11-27 15:46:34,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:34,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:35,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:39,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:39,639 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:42,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:42,427 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:42,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42 WrapperNode [2019-11-27 15:46:42,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:42,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:42,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:42,435 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:42,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:42,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:43,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:43,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:43,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:43,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:44,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:44,102 INFO L168 Benchmark]: Toolchain (without parser) took 9527.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 781.6 MB in the end (delta: 157.2 MB). Peak memory consumption was 157.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:44,103 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-27 15:46:44,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7860.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 906.4 MB in the end (delta: 32.4 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:44,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 782.45 ms. Allocated memory is still 1.0 GB. Free memory was 906.4 MB in the beginning and 832.9 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:44,111 INFO L168 Benchmark]: Boogie Preprocessor took 878.97 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 781.6 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:44,123 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 7860.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 906.4 MB in the end (delta: 32.4 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 782.45 ms. Allocated memory is still 1.0 GB. Free memory was 906.4 MB in the beginning and 832.9 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 878.97 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 781.6 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:46:48,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:48,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:48,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:48,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:48,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:48,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:48,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:48,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:48,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:48,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:48,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:48,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:48,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:48,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:48,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:48,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:48,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:48,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:48,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:48,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:48,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:48,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:48,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:48,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:48,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:48,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:48,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:48,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:48,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:48,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:48,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:48,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:48,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:48,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:48,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:48,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:48,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:48,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:48,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:48,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:48,299 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:48,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:48,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:48,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:48,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:48,344 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:48,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:48,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:48,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:48,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:48,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:48,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:48,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:48,350 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:48,350 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:48,350 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:48,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:48,352 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:48,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:48,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:48,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:48,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:48,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:48,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:48,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:48,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:48,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:48,358 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:48,358 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:48,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:48,361 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:48,362 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79b163c7c77665c400df79a863d886dbb1e29e2 [2019-11-27 15:46:48,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:48,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:48,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:48,990 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:48,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:48,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-27 15:46:49,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8a35eee/6057adff22ee492a884362f69909b65f/FLAG5591eb6eb [2019-11-27 15:46:51,155 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:51,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-27 15:46:51,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8a35eee/6057adff22ee492a884362f69909b65f/FLAG5591eb6eb [2019-11-27 15:46:51,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8a35eee/6057adff22ee492a884362f69909b65f [2019-11-27 15:46:51,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:51,321 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:51,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:51,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:51,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:51,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:51" (1/1) ... [2019-11-27 15:46:51,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:51, skipping insertion in model container [2019-11-27 15:46:51,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:51" (1/1) ... [2019-11-27 15:46:51,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:51,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:56,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:56,463 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:59,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:59,433 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:59,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59 WrapperNode [2019-11-27 15:46:59,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:59,439 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:59,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:59,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:59,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:46:59,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:00,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:00,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:00,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:00,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:01,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:01,046 INFO L168 Benchmark]: Toolchain (without parser) took 9719.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 763.7 MB in the end (delta: 169.3 MB). Peak memory consumption was 169.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:01,047 INFO L168 Benchmark]: CDTParser took 3.15 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 15:47:01,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8115.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 887.9 MB in the end (delta: 45.2 MB). Peak memory consumption was 270.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:01,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 752.58 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 817.1 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:01,056 INFO L168 Benchmark]: Boogie Preprocessor took 842.58 ms. Allocated memory is still 1.0 GB. Free memory was 817.1 MB in the beginning and 763.7 MB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:01,066 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.15 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 8115.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 887.9 MB in the end (delta: 45.2 MB). Peak memory consumption was 270.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 752.58 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 817.1 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 842.58 ms. Allocated memory is still 1.0 GB. Free memory was 817.1 MB in the beginning and 763.7 MB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...