./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label51.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/Problem01_label51.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 1924a8dde25e8984c73792fdb4b4e419be9487c7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label51.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 1924a8dde25e8984c73792fdb4b4e419be9487c7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:33:50,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:50,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:50,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:50,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:50,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:50,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:50,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:50,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:50,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:50,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:50,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:50,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:50,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:50,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:50,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:50,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:50,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:50,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:50,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:50,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:50,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:50,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:50,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:50,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:50,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:50,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:50,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:50,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:50,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:50,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:50,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:50,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:50,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:50,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:50,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:50,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:50,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:50,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:50,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:50,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:50,507 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:50,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:50,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:50,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:50,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:50,554 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:50,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:50,557 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:50,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:50,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:50,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:50,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:50,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:50,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:50,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:50,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:50,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:50,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:50,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:50,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:50,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:50,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:50,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:50,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:50,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:50,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:50,567 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:50,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:50,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:50,569 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 -> 1924a8dde25e8984c73792fdb4b4e419be9487c7 [2019-11-26 16:33:51,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:51,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:51,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:51,198 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:51,198 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:51,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-26 16:33:51,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96cfaca7/ac8503e94fbb4045bc4436bddd6f9896/FLAG3d782bf69 [2019-11-26 16:33:52,611 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:52,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-26 16:33:52,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96cfaca7/ac8503e94fbb4045bc4436bddd6f9896/FLAG3d782bf69 [2019-11-26 16:33:52,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e96cfaca7/ac8503e94fbb4045bc4436bddd6f9896 [2019-11-26 16:33:52,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:52,696 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:52,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:52,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:52,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:52,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:52, skipping insertion in model container [2019-11-26 16:33:52,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:52,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:53,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:53,818 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:54,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:54,110 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:54,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54 WrapperNode [2019-11-26 16:33:54,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:54,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:54,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:54,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:54,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:54,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:54,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:54,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:54,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:54,545 INFO L168 Benchmark]: Toolchain (without parser) took 1844.29 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 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,550 INFO L168 Benchmark]: CDTParser took 1.93 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. [2019-11-26 16:33:54,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1409.54 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 967.4 MB in the end (delta: 63.8 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,564 INFO L168 Benchmark]: Boogie Preprocessor took 184.90 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,576 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.93 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 1409.54 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 967.4 MB in the end (delta: 63.8 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.90 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 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 0.1.24-025d5a2 [2019-11-26 16:33:58,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:58,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:58,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:58,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:58,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:58,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:58,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:58,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:58,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:58,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:58,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:58,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:58,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:58,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:58,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:58,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:58,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:58,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:58,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:58,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:58,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:58,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:58,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:58,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:58,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:58,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:58,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:58,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:58,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:58,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:58,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:58,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:58,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:58,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:58,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:58,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:58,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:58,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:58,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:58,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:58,677 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:58,718 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:58,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:58,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:58,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:58,724 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:58,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:58,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:58,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:58,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:58,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:58,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:58,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:58,733 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:58,733 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:58,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:58,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:58,734 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:58,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:58,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:58,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:58,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:58,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:58,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:58,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:58,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:58,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:58,739 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:58,741 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:58,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:58,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:58,743 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 -> 1924a8dde25e8984c73792fdb4b4e419be9487c7 [2019-11-26 16:33:59,313 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:59,344 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:59,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:59,356 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:59,359 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:59,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-26 16:33:59,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/528189bda/4a1f9f311c7047fab4e2160ea4be4ec4/FLAGd867ed9fa [2019-11-26 16:34:00,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:00,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-26 16:34:00,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/528189bda/4a1f9f311c7047fab4e2160ea4be4ec4/FLAGd867ed9fa [2019-11-26 16:34:00,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/528189bda/4a1f9f311c7047fab4e2160ea4be4ec4 [2019-11-26 16:34:00,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:00,852 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:00,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:00,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:00,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:00,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,877 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 04:34:00, skipping insertion in model container [2019-11-26 16:34:00,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:00" (1/1) ... [2019-11-26 16:34:00,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:01,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:02,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:02,085 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:02,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:02,377 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:02,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:02 WrapperNode [2019-11-26 16:34:02,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:02,380 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:02,380 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:02,380 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:02,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:02" (1/1) ... [2019-11-26 16:34:02,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:02" (1/1) ... [2019-11-26 16:34:02,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:02,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:02,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:02,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:02,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:02" (1/1) ... [2019-11-26 16:34:02,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:02" (1/1) ... [2019-11-26 16:34:02,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:02" (1/1) ... [2019-11-26 16:34:02,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:02" (1/1) ... [2019-11-26 16:34:02,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:02" (1/1) ... [2019-11-26 16:34:02,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:02" (1/1) ... [2019-11-26 16:34:02,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:02" (1/1) ... [2019-11-26 16:34:02,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:02,774 INFO L168 Benchmark]: Toolchain (without parser) took 1921.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 950.7 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:02,782 INFO L168 Benchmark]: CDTParser took 2.92 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. [2019-11-26 16:34:02,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1522.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 962.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:02,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.46 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:02,793 INFO L168 Benchmark]: Boogie Preprocessor took 191.55 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:02,804 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 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 1522.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 962.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.46 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.55 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 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...