./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label34.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label34.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 f01979d5da4d022026be8efd02bfc41090b6cbce .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label34.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 f01979d5da4d022026be8efd02bfc41090b6cbce .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:38,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:38,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:38,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:38,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:38,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:38,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:38,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:38,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:38,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:38,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:38,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:38,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:38,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:38,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:38,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:38,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:38,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:38,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:38,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:38,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:38,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:38,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:38,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:38,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:38,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:38,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:38,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:38,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:38,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:38,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:38,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:38,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:38,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:38,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:38,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:38,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:38,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:38,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:38,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:38,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:38,536 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:38,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:38,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:38,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:38,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:38,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:38,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:38,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:38,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:38,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:38,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:38,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:38,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:38,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:38,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:38,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:38,591 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:38,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:38,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:38,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:38,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:38,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:38,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:38,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:38,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:38,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:38,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:38,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:38,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:38,601 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 -> f01979d5da4d022026be8efd02bfc41090b6cbce [2019-11-25 22:25:39,166 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:39,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:39,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:39,208 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:39,209 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:39,210 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label34.c [2019-11-25 22:25:39,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ae06fee/b5cc9242da564f9d92af82c20523a590/FLAGbce12e709 [2019-11-25 22:25:40,624 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:40,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label34.c [2019-11-25 22:25:40,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ae06fee/b5cc9242da564f9d92af82c20523a590/FLAGbce12e709 [2019-11-25 22:25:40,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ae06fee/b5cc9242da564f9d92af82c20523a590 [2019-11-25 22:25:40,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:40,713 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:40,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:40,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:40,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:40,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40, skipping insertion in model container [2019-11-25 22:25:40,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:40,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:41,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:41,949 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:42,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:42,265 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:42,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:42 WrapperNode [2019-11-25 22:25:42,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:42,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:42,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:42,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:42,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:42" (1/1) ... [2019-11-25 22:25:42,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:42" (1/1) ... [2019-11-25 22:25:42,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:42,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:42,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:42,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:42,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:42" (1/1) ... [2019-11-25 22:25:42,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:42" (1/1) ... [2019-11-25 22:25:42,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:42" (1/1) ... [2019-11-25 22:25:42,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:42" (1/1) ... [2019-11-25 22:25:42,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:42" (1/1) ... [2019-11-25 22:25:42,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:42" (1/1) ... [2019-11-25 22:25:42,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:42" (1/1) ... [2019-11-25 22:25:42,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:42,716 INFO L168 Benchmark]: Toolchain (without parser) took 1998.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.6 MB in the end (delta: 52.9 kB). Peak memory consumption was 118.4 kB. Max. memory is 12.5 GB. [2019-11-25 22:25:42,721 INFO L168 Benchmark]: CDTParser took 1.53 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. [2019-11-25 22:25:42,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1553.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:42,728 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.07 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:42,736 INFO L168 Benchmark]: Boogie Preprocessor took 202.40 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. [2019-11-25 22:25:42,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 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 1553.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.07 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.40 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:46,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:46,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:46,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:46,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:46,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:46,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:46,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:46,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:46,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:46,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:46,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:46,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:46,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:46,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:46,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:46,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:46,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:46,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:46,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:46,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:46,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:46,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:46,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:46,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:46,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:46,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:46,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:46,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:46,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:46,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:46,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:46,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:46,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:46,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:46,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:46,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:46,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:46,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:46,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:46,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:46,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:25:46,955 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:46,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:46,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:46,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:46,968 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:46,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:46,969 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:46,971 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:46,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:46,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:46,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:46,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:46,975 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:25:46,975 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:25:46,976 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:46,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:46,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:46,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:46,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:46,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:46,979 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:46,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:46,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:46,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:46,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:46,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:46,985 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:25:46,985 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:25:46,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:46,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:25:46,988 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 -> f01979d5da4d022026be8efd02bfc41090b6cbce [2019-11-25 22:25:47,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:47,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:47,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:47,675 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:47,678 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:47,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label34.c [2019-11-25 22:25:47,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/183385b5a/ca048aa1a3924dbba82b93f9c66491b4/FLAGcb18026e3 [2019-11-25 22:25:49,141 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:49,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label34.c [2019-11-25 22:25:49,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/183385b5a/ca048aa1a3924dbba82b93f9c66491b4/FLAGcb18026e3 [2019-11-25 22:25:49,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/183385b5a/ca048aa1a3924dbba82b93f9c66491b4 [2019-11-25 22:25:49,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:49,235 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:49,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:49,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:49,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:49,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,259 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 25.11 10:25:49, skipping insertion in model container [2019-11-25 22:25:49,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:49,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:50,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:50,481 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:50,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:50,831 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:50,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:50 WrapperNode [2019-11-25 22:25:50,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:50,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:50,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:50,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:50,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:50" (1/1) ... [2019-11-25 22:25:50,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:50" (1/1) ... [2019-11-25 22:25:51,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:51,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:51,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:51,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:51,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:50" (1/1) ... [2019-11-25 22:25:51,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:50" (1/1) ... [2019-11-25 22:25:51,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:50" (1/1) ... [2019-11-25 22:25:51,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:50" (1/1) ... [2019-11-25 22:25:51,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:50" (1/1) ... [2019-11-25 22:25:51,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:50" (1/1) ... [2019-11-25 22:25:51,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:50" (1/1) ... [2019-11-25 22:25:51,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:51,198 INFO L168 Benchmark]: Toolchain (without parser) took 1957.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:51,201 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-25 22:25:51,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1591.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:51,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:51,214 INFO L168 Benchmark]: Boogie Preprocessor took 183.92 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 955.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:51,225 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1591.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.92 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 955.1 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...