./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem19_label03.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 a3397683ac4ff9c8b90bfc8eb9d0b53b4193b3d0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem19_label03.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 a3397683ac4ff9c8b90bfc8eb9d0b53b4193b3d0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:55,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:55,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:55,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:55,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:55,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:55,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:55,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:55,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:55,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:55,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:55,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:55,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:55,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:55,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:55,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:55,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:55,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:55,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:55,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:55,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:55,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:55,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:55,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:55,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:55,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:55,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:55,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:55,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:55,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:55,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:55,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:55,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:55,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:55,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:55,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:55,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:55,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:55,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:55,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:55,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:55,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:55,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:55,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:55,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:55,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:55,484 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:55,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:55,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:55,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:55,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:55,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:55,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:55,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:55,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:55,492 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:55,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:55,493 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:55,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:55,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:55,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:55,494 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:55,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:55,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:55,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:55,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:55,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:55,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:55,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:55,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:55,500 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 -> a3397683ac4ff9c8b90bfc8eb9d0b53b4193b3d0 [2019-11-27 09:38:56,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:56,156 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:56,162 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:56,169 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:56,170 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:56,172 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2019-11-27 09:38:56,363 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ae2167d3/bd6dd1b27e0d403c87ceb7858a913e75/FLAGa0c9aa08b [2019-11-27 09:38:58,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:58,347 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2019-11-27 09:38:58,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ae2167d3/bd6dd1b27e0d403c87ceb7858a913e75/FLAGa0c9aa08b [2019-11-27 09:38:58,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ae2167d3/bd6dd1b27e0d403c87ceb7858a913e75 [2019-11-27 09:38:58,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:58,484 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:58,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:58,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:58,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:58,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:58" (1/1) ... [2019-11-27 09:38:58,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:58, skipping insertion in model container [2019-11-27 09:38:58,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:58" (1/1) ... [2019-11-27 09:38:58,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:59,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:03,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:03,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:06,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:06,201 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:06,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:06 WrapperNode [2019-11-27 09:39:06,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:06,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:06,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:06,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:06,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:06" (1/1) ... [2019-11-27 09:39:06,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:06" (1/1) ... [2019-11-27 09:39:07,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:07,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:07,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:07,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:07,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:06" (1/1) ... [2019-11-27 09:39:07,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:06" (1/1) ... [2019-11-27 09:39:07,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:06" (1/1) ... [2019-11-27 09:39:07,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:06" (1/1) ... [2019-11-27 09:39:09,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:06" (1/1) ... [2019-11-27 09:39:09,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:06" (1/1) ... [2019-11-27 09:39:09,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:06" (1/1) ... [2019-11-27 09:39:10,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:10,270 INFO L168 Benchmark]: Toolchain (without parser) took 11779.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 779.3 MB in the end (delta: 158.0 MB). Peak memory consumption was 392.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:10,271 INFO L168 Benchmark]: CDTParser took 1.15 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 09:39:10,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7728.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 870.5 MB in the end (delta: 66.9 MB). Peak memory consumption was 276.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:10,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 1353.46 ms. Allocated memory is still 1.0 GB. Free memory was 870.5 MB in the beginning and 709.0 MB in the end (delta: 161.4 MB). Peak memory consumption was 161.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:10,281 INFO L168 Benchmark]: Boogie Preprocessor took 2691.41 ms. Allocated memory is still 1.0 GB. Free memory was 709.0 MB in the beginning and 779.3 MB in the end (delta: -70.3 MB). Peak memory consumption was 164.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:10,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 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 7728.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 870.5 MB in the end (delta: 66.9 MB). Peak memory consumption was 276.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1353.46 ms. Allocated memory is still 1.0 GB. Free memory was 870.5 MB in the beginning and 709.0 MB in the end (delta: 161.4 MB). Peak memory consumption was 161.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2691.41 ms. Allocated memory is still 1.0 GB. Free memory was 709.0 MB in the beginning and 779.3 MB in the end (delta: -70.3 MB). Peak memory consumption was 164.2 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-da95e15 [2019-11-27 09:39:14,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:14,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:14,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:14,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:14,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:14,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:14,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:14,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:14,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:14,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:14,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:14,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:14,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:14,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:14,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:14,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:14,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:14,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:14,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:14,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:14,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:14,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:14,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:14,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:14,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:14,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:14,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:14,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:14,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:14,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:14,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:14,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:14,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:14,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:14,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:14,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:14,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:14,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:14,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:14,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:14,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:14,543 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:14,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:14,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:14,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:14,552 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:14,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:14,553 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:14,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:14,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:14,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:14,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:14,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:14,558 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:14,561 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:14,562 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:14,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:14,563 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:14,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:14,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:14,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:14,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:14,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:14,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:14,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:14,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:14,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:14,571 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:14,571 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:14,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:14,572 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:14,573 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 -> a3397683ac4ff9c8b90bfc8eb9d0b53b4193b3d0 [2019-11-27 09:39:15,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:15,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:15,198 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:15,205 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:15,206 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:15,207 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2019-11-27 09:39:15,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d15e0a19/319cab9425a14eb494d6788916e63b9e/FLAG94c5846dd [2019-11-27 09:39:17,394 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:17,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label03.c [2019-11-27 09:39:17,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d15e0a19/319cab9425a14eb494d6788916e63b9e/FLAG94c5846dd [2019-11-27 09:39:17,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d15e0a19/319cab9425a14eb494d6788916e63b9e [2019-11-27 09:39:17,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:17,592 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:17,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:17,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:17,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:17,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:17" (1/1) ... [2019-11-27 09:39:17,617 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 09:39:17, skipping insertion in model container [2019-11-27 09:39:17,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:17" (1/1) ... [2019-11-27 09:39:17,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:18,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:23,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:23,225 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:25,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:25,907 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:25,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:25 WrapperNode [2019-11-27 09:39:25,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:25,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:25,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:25,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:25,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:25" (1/1) ... [2019-11-27 09:39:26,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:25" (1/1) ... [2019-11-27 09:39:26,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:26,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:26,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:26,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:26,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:25" (1/1) ... [2019-11-27 09:39:26,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:25" (1/1) ... [2019-11-27 09:39:27,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:25" (1/1) ... [2019-11-27 09:39:27,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:25" (1/1) ... [2019-11-27 09:39:27,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:25" (1/1) ... [2019-11-27 09:39:28,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:25" (1/1) ... [2019-11-27 09:39:28,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:25" (1/1) ... [2019-11-27 09:39:28,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:28,248 INFO L168 Benchmark]: Toolchain (without parser) took 10648.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 862.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 312.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:28,249 INFO L168 Benchmark]: CDTParser took 2.46 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 09:39:28,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8313.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 768.7 MB in the end (delta: 163.0 MB). Peak memory consumption was 251.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:28,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 912.13 ms. Allocated memory is still 1.0 GB. Free memory was 768.7 MB in the beginning and 695.1 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:28,261 INFO L168 Benchmark]: Boogie Preprocessor took 1412.45 ms. Allocated memory is still 1.0 GB. Free memory was 695.1 MB in the beginning and 862.9 MB in the end (delta: -167.8 MB). Peak memory consumption was 75.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:28,272 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.46 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 8313.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 768.7 MB in the end (delta: 163.0 MB). Peak memory consumption was 251.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 912.13 ms. Allocated memory is still 1.0 GB. Free memory was 768.7 MB in the beginning and 695.1 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1412.45 ms. Allocated memory is still 1.0 GB. Free memory was 695.1 MB in the beginning and 862.9 MB in the end (delta: -167.8 MB). Peak memory consumption was 75.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...