./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem14_label27.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 67d707f6fecf777903bc30ad9f2e82b365f04672 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label27.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 67d707f6fecf777903bc30ad9f2e82b365f04672 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:21,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:21,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:21,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:21,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:21,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:21,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:21,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:21,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:21,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:21,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:21,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:21,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:21,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:21,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:21,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:21,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:21,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:21,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:21,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:21,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:21,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:21,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:21,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:21,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:21,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:21,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:21,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:21,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:21,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:21,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:21,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:21,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:21,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:21,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:21,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:21,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:21,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:21,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:21,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:21,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:21,280 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:21,320 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:21,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:21,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:21,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:21,328 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:21,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:21,330 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:21,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:21,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:21,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:21,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:21,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:21,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:21,338 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:21,338 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:21,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:21,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:21,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:21,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:21,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:21,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:21,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:21,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:21,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:21,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:21,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:21,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:21,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:21,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:21,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d707f6fecf777903bc30ad9f2e82b365f04672 [2019-11-24 20:54:21,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:21,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:21,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:22,003 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:22,006 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:22,007 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-24 20:54:22,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f3ea9df3/c40d6ecdabe14b5cb997c618b53c6238/FLAG18b7f53b2 [2019-11-24 20:54:23,424 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:23,428 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-24 20:54:23,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f3ea9df3/c40d6ecdabe14b5cb997c618b53c6238/FLAG18b7f53b2 [2019-11-24 20:54:23,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f3ea9df3/c40d6ecdabe14b5cb997c618b53c6238 [2019-11-24 20:54:23,507 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:23,510 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:23,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:23,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:23,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:23,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:23" (1/1) ... [2019-11-24 20:54:23,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:23, skipping insertion in model container [2019-11-24 20:54:23,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:23" (1/1) ... [2019-11-24 20:54:23,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:23,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:24,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:24,769 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:25,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:25,154 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:25,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25 WrapperNode [2019-11-24 20:54:25,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:25,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:25,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:25,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:25,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:25,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:25,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:25,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:25,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:25,633 INFO L168 Benchmark]: Toolchain (without parser) took 2116.89 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 954.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,634 INFO L168 Benchmark]: CDTParser took 4.03 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. [2019-11-24 20:54:25,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1638.79 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 971.6 MB in the end (delta: -9.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,639 INFO L168 Benchmark]: Boogie Procedure Inliner took 259.48 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 960.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,642 INFO L168 Benchmark]: Boogie Preprocessor took 205.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 954.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,653 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.03 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 1638.79 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 971.6 MB in the end (delta: -9.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 259.48 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 960.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 954.4 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 0.1.24-32f2683 [2019-11-24 20:54:29,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:29,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:29,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:29,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:29,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:29,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:29,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:29,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:29,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:29,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:29,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:29,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:29,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:29,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:29,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:29,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:29,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:29,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:29,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:29,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:29,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:29,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:29,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:29,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:29,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:29,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:29,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:29,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:29,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:29,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:29,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:29,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:29,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:29,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:29,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:29,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:29,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:29,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:29,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:29,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:29,638 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:29,680 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:29,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:29,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:29,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:29,688 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:29,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:29,690 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:29,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:29,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:29,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:29,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:29,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:29,695 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:29,696 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:29,698 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:29,698 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:29,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:29,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:29,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:29,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:29,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:29,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:29,704 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:29,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:29,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:29,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:29,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:29,706 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:29,706 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:29,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:29,710 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:29,711 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 -> 67d707f6fecf777903bc30ad9f2e82b365f04672 [2019-11-24 20:54:30,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:30,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:30,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:30,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:30,372 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:30,373 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-24 20:54:30,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706ad0f49/055ab109e996460e8760af84d225ddbc/FLAGe84fe6341 [2019-11-24 20:54:31,787 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:31,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-24 20:54:31,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706ad0f49/055ab109e996460e8760af84d225ddbc/FLAGe84fe6341 [2019-11-24 20:54:31,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706ad0f49/055ab109e996460e8760af84d225ddbc [2019-11-24 20:54:31,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:31,861 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:31,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:31,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:31,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:31,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:31" (1/1) ... [2019-11-24 20:54:31,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:31, skipping insertion in model container [2019-11-24 20:54:31,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:31" (1/1) ... [2019-11-24 20:54:31,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:31,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:33,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:33,191 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:33,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:33,604 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:33,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33 WrapperNode [2019-11-24 20:54:33,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:33,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:33,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:33,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:33,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:33,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:33,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:33,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:33,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:33,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:33,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:33,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:33,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:33,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:33,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:33,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:33,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:33,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:34,004 INFO L168 Benchmark]: Toolchain (without parser) took 2138.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 944.8 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,008 INFO L168 Benchmark]: CDTParser took 1.31 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. [2019-11-24 20:54:34,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1739.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.3 MB in the end (delta: 11.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.46 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,014 INFO L168 Benchmark]: Boogie Preprocessor took 180.55 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,026 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 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 1739.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.3 MB in the end (delta: 11.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.46 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 180.55 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.8 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...