./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label12.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/Problem15_label12.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 23cec877a36776c7adc8d7c2f2f1f13375e9850d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label12.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 23cec877a36776c7adc8d7c2f2f1f13375e9850d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:57:51,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:51,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:51,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:51,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:51,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:51,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:51,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:51,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:51,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:51,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:51,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:51,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:51,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:51,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:51,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:51,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:51,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:51,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:51,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:51,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:51,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:51,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:51,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:51,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:51,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:51,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:51,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:51,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:51,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:51,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:51,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:51,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:51,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:51,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:51,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:51,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:51,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:51,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:51,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:51,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:51,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:51,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:51,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:51,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:51,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:51,363 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:51,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:51,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:51,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:51,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:51,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:51,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:51,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:51,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:51,373 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:51,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:51,374 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:51,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:51,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:51,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:51,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:51,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:51,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:51,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:51,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:51,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:51,377 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:51,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:51,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:51,379 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 -> 23cec877a36776c7adc8d7c2f2f1f13375e9850d [2019-11-27 15:57:51,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:51,996 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:52,005 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:52,010 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:52,010 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:52,012 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-27 15:57:52,170 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43212c9f7/135b5e3119bb4756b0460f7edcdc15b4/FLAG69ede0c44 [2019-11-27 15:57:53,527 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:53,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-27 15:57:53,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43212c9f7/135b5e3119bb4756b0460f7edcdc15b4/FLAG69ede0c44 [2019-11-27 15:57:53,612 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43212c9f7/135b5e3119bb4756b0460f7edcdc15b4 [2019-11-27 15:57:53,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:53,620 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:53,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:53,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:53,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:53,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:53" (1/1) ... [2019-11-27 15:57:53,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:53, skipping insertion in model container [2019-11-27 15:57:53,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:53" (1/1) ... [2019-11-27 15:57:53,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:53,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:55,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:55,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:56,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:56,186 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:56,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56 WrapperNode [2019-11-27 15:57:56,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:56,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:56,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:56,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:56,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:56,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:56,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:56,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:56,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:56,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:56" (1/1) ... [2019-11-27 15:57:57,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:57,122 INFO L168 Benchmark]: Toolchain (without parser) took 3498.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.6 MB in the end (delta: 104.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:57,123 INFO L168 Benchmark]: CDTParser took 0.31 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 15:57:57,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2567.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:57,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 454.82 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:57,132 INFO L168 Benchmark]: Boogie Preprocessor took 467.21 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:57,145 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2567.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 454.82 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 467.21 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 15:58:00,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:00,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:00,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:00,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:00,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:00,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:00,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:00,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:00,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:00,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:00,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:00,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:00,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:00,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:00,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:00,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:01,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:01,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:01,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:01,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:01,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:01,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:01,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:01,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:01,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:01,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:01,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:01,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:01,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:01,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:01,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:01,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:01,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:01,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:01,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:01,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:01,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:01,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:01,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:01,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:01,070 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:01,109 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:01,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:01,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:01,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:01,118 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:01,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:01,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:01,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:01,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:01,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:01,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:01,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:01,123 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:01,123 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:01,126 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:01,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:01,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:01,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:01,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:01,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:01,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:01,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:01,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:01,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:01,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:01,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:01,133 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:01,133 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:01,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:01,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:01,135 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 -> 23cec877a36776c7adc8d7c2f2f1f13375e9850d [2019-11-27 15:58:01,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:01,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:01,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:01,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:01,797 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:01,799 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-27 15:58:01,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9774250b/d4a26c89cb8044f4b7e08cdd20c81061/FLAGaafa2a151 [2019-11-27 15:58:03,492 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:03,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-27 15:58:03,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9774250b/d4a26c89cb8044f4b7e08cdd20c81061/FLAGaafa2a151 [2019-11-27 15:58:03,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9774250b/d4a26c89cb8044f4b7e08cdd20c81061 [2019-11-27 15:58:03,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:03,601 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:03,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:03,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:03,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:03,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:03" (1/1) ... [2019-11-27 15:58:03,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:03, skipping insertion in model container [2019-11-27 15:58:03,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:03" (1/1) ... [2019-11-27 15:58:03,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:03,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:05,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:05,747 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:06,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:06,571 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:06,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:06 WrapperNode [2019-11-27 15:58:06,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:06,575 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:06,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:06,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:06,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:06,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:06,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:06,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:06,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:06,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:06,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:06,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:06,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:06,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:07,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:07,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:07,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:06" (1/1) ... [2019-11-27 15:58:07,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:07,164 INFO L168 Benchmark]: Toolchain (without parser) took 3560.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 851.9 MB in the end (delta: 109.7 MB). Peak memory consumption was 109.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:07,165 INFO L168 Benchmark]: CDTParser took 2.96 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 15:58:07,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2968.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.6 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:07,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 302.69 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:07,176 INFO L168 Benchmark]: Boogie Preprocessor took 277.81 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:07,186 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96 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 2968.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.6 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 302.69 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 277.81 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...