./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label28.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 f8826e63977e5204bfb153113fa32b1df4948bea ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem02_label28.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 f8826e63977e5204bfb153113fa32b1df4948bea ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:06,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:06,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:06,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:06,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:06,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:06,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:06,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:06,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:06,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:06,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:06,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:06,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:06,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:06,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:06,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:06,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:06,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:06,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:06,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:06,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:06,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:06,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:06,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:06,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:06,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:06,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:06,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:06,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:06,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:06,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:06,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:06,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:06,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:06,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:06,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:06,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:06,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:06,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:06,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:06,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:06,483 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:06,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:06,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:06,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:06,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:06,530 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:06,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:06,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:06,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:06,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:06,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:06,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:06,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:06,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:06,538 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:06,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:06,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:06,539 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:06,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:06,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:06,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:06,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:06,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:06,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:06,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:06,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:06,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:06,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:06,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:06,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:06,548 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 -> f8826e63977e5204bfb153113fa32b1df4948bea [2019-11-24 20:40:07,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:07,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:07,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:07,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:07,120 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:07,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label28.c [2019-11-24 20:40:07,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b351e3ccb/39719cf70d9b465bb463fa7cfac1fca6/FLAG8e0ad9019 [2019-11-24 20:40:08,518 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:08,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label28.c [2019-11-24 20:40:08,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b351e3ccb/39719cf70d9b465bb463fa7cfac1fca6/FLAG8e0ad9019 [2019-11-24 20:40:08,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b351e3ccb/39719cf70d9b465bb463fa7cfac1fca6 [2019-11-24 20:40:08,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:08,634 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:08,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:08,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:08,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:08,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:08,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:08, skipping insertion in model container [2019-11-24 20:40:08,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:08" (1/1) ... [2019-11-24 20:40:08,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:08,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:09,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:09,955 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:10,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:10,297 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:10,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10 WrapperNode [2019-11-24 20:40:10,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:10,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:10,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:10,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:10,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:10,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:10,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:10,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:10,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:10" (1/1) ... [2019-11-24 20:40:10,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:10,715 INFO L168 Benchmark]: Toolchain (without parser) took 2079.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.5 MB in the end (delta: -5.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:10,716 INFO L168 Benchmark]: CDTParser took 0.98 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:10,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1667.23 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 978.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:10,719 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.52 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:10,724 INFO L168 Benchmark]: Boogie Preprocessor took 162.06 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:10,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 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 1667.23 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 978.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.52 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.06 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:14,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:14,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:14,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:14,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:14,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:14,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:14,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:14,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:14,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:14,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:14,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:14,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:14,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:14,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:14,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:14,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:14,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:14,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:14,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:14,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:14,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:14,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:14,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:14,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:14,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:14,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:14,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:14,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:14,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:14,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:14,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:14,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:14,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:14,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:14,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:14,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:14,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:14,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:14,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:14,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:14,839 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:14,875 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:14,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:14,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:14,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:14,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:14,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:14,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:14,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:14,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:14,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:14,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:14,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:14,890 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:14,892 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:14,892 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:14,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:14,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:14,893 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:14,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:14,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:14,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:14,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:14,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:14,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:14,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:14,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:14,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:14,899 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:14,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:14,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:14,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:14,904 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 -> f8826e63977e5204bfb153113fa32b1df4948bea [2019-11-24 20:40:15,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:15,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:15,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:15,556 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:15,559 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:15,561 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label28.c [2019-11-24 20:40:15,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38fc101f2/7dee8cc699b44a839f5e356396cf7975/FLAGb519d5dcb [2019-11-24 20:40:17,021 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:17,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label28.c [2019-11-24 20:40:17,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38fc101f2/7dee8cc699b44a839f5e356396cf7975/FLAGb519d5dcb [2019-11-24 20:40:17,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38fc101f2/7dee8cc699b44a839f5e356396cf7975 [2019-11-24 20:40:17,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:17,119 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:17,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:17,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:17,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:17,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,142 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 24.11 08:40:17, skipping insertion in model container [2019-11-24 20:40:17,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:17" (1/1) ... [2019-11-24 20:40:17,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:17,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:18,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:18,423 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:18,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:18,780 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:18,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18 WrapperNode [2019-11-24 20:40:18,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:18,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:18,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:18,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:18,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:18,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:18,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:18,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:19,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:19,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:19,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:19,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:19,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:19,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:19,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:19,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:19,175 INFO L168 Benchmark]: Toolchain (without parser) took 2056.12 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 950.7 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:19,182 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. [2019-11-24 20:40:19,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1658.51 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 962.2 MB in the end (delta: -541.7 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:19,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.07 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:19,189 INFO L168 Benchmark]: Boogie Preprocessor took 175.71 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 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. [2019-11-24 20:40:19,204 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 1658.51 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 962.2 MB in the end (delta: -541.7 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.07 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 175.71 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 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...