./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label01.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 3ac182eef61e4be6845ca7d50a221fb93ac14eba ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label01.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 3ac182eef61e4be6845ca7d50a221fb93ac14eba .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:31,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:31,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:31,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:31,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:31,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:31,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:31,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:31,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:31,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:31,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:31,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:31,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:31,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:31,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:31,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:31,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:31,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:31,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:31,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:31,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:31,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:31,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:31,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:31,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:31,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:31,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:31,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:31,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:31,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:31,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:31,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:31,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:31,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:31,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:31,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:31,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:31,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:31,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:31,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:31,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:31,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:31,417 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:31,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:31,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:31,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:31,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:31,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:31,426 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:31,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:31,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:31,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:31,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:31,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:31,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:31,430 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:31,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:31,431 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:31,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:31,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:31,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:31,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:31,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:31,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:31,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:31,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:31,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:31,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:31,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:31,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:31,439 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 -> 3ac182eef61e4be6845ca7d50a221fb93ac14eba [2019-11-26 16:34:31,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:32,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:32,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:32,021 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:32,024 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:32,028 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label01.c [2019-11-26 16:34:32,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/420241095/d6300c2f86ef49239a5665bdcbd7121d/FLAG63a83a1ef [2019-11-26 16:34:33,627 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:33,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label01.c [2019-11-26 16:34:33,677 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/420241095/d6300c2f86ef49239a5665bdcbd7121d/FLAG63a83a1ef [2019-11-26 16:34:33,714 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/420241095/d6300c2f86ef49239a5665bdcbd7121d [2019-11-26 16:34:33,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:33,726 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:33,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:33,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:33,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:33,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:33" (1/1) ... [2019-11-26 16:34:33,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:33, skipping insertion in model container [2019-11-26 16:34:33,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:33" (1/1) ... [2019-11-26 16:34:33,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:33,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:35,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:35,467 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:36,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:36,100 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:36,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36 WrapperNode [2019-11-26 16:34:36,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:36,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:36,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:36,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:36,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:36,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:36,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:36,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:36,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:36,672 INFO L168 Benchmark]: Toolchain (without parser) took 2939.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.8 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:36,673 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-26 16:34:36,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2375.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:36,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 316.57 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:36,683 INFO L168 Benchmark]: Boogie Preprocessor took 241.55 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:36,694 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2375.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 316.57 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.55 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:40,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:40,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:40,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:40,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:40,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:40,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:40,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:40,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:40,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:40,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:40,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:40,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:40,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:40,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:40,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:40,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:40,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:40,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:40,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:40,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:40,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:40,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:40,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:40,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:40,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:40,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:40,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:40,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:40,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:40,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:40,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:40,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:40,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:40,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:40,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:40,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:40,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:40,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:40,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:40,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:40,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:40,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:40,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:40,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:40,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:40,681 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:40,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:40,684 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:40,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:40,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:40,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:40,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:40,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:40,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:40,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:40,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:40,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:40,691 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:40,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:40,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:40,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:40,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:40,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:40,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:40,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:40,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:40,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:40,697 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:40,697 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:40,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:40,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:40,699 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 -> 3ac182eef61e4be6845ca7d50a221fb93ac14eba [2019-11-26 16:34:41,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:41,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:41,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:41,212 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:41,216 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:41,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label01.c [2019-11-26 16:34:41,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f923b1c2/68c3eb0c63d8485bb25e208d0764033b/FLAGecd490424 [2019-11-26 16:34:42,750 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:42,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label01.c [2019-11-26 16:34:42,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f923b1c2/68c3eb0c63d8485bb25e208d0764033b/FLAGecd490424 [2019-11-26 16:34:43,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f923b1c2/68c3eb0c63d8485bb25e208d0764033b [2019-11-26 16:34:43,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:43,081 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:43,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:43,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:43,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:43,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:43,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43, skipping insertion in model container [2019-11-26 16:34:43,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:43,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:43,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:44,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:44,892 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:45,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:45,539 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:45,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45 WrapperNode [2019-11-26 16:34:45,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:45,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:45,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:45,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:45,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:45,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:45,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:45,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:45,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:45,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:46,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:46,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:46,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:45" (1/1) ... [2019-11-26 16:34:46,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:46,135 INFO L168 Benchmark]: Toolchain (without parser) took 3050.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 927.3 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:46,136 INFO L168 Benchmark]: CDTParser took 2.91 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:46,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2460.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.9 MB in the end (delta: 23.3 kB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:46,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 311.79 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:46,147 INFO L168 Benchmark]: Boogie Preprocessor took 272.71 ms. Allocated memory is still 1.0 GB. Free memory was 938.7 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:46,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 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 2460.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.9 MB in the end (delta: 23.3 kB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 311.79 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 272.71 ms. Allocated memory is still 1.0 GB. Free memory was 938.7 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...