./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label43.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem12_label43.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 070b986a2b2b248cef67dcb314503ce0d3c825f4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label43.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 070b986a2b2b248cef67dcb314503ce0d3c825f4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:55:44,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:44,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:44,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:44,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:44,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:44,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:44,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:44,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:44,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:44,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:44,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:44,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:44,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:44,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:44,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:44,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:44,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:44,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:44,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:44,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:44,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:44,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:44,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:44,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:44,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:44,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:44,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:44,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:44,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:44,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:44,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:44,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:44,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:44,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:44,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:44,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:44,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:44,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:44,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:44,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:44,394 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:44,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:44,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:44,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:44,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:44,445 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:44,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:44,446 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:44,446 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:44,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:44,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:44,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:44,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:44,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:44,453 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:44,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:44,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:44,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:44,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:44,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:44,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:44,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:44,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:44,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:44,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:44,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:44,459 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:44,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:44,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:44,460 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 -> 070b986a2b2b248cef67dcb314503ce0d3c825f4 [2019-11-27 15:55:45,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:45,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:45,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:45,130 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:45,131 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:45,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-27 15:55:45,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c0703ca/590cae0f7c844aaf97148e08d921c1f8/FLAG53d4b2649 [2019-11-27 15:55:47,152 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:47,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-27 15:55:47,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c0703ca/590cae0f7c844aaf97148e08d921c1f8/FLAG53d4b2649 [2019-11-27 15:55:47,267 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11c0703ca/590cae0f7c844aaf97148e08d921c1f8 [2019-11-27 15:55:47,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:47,281 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:47,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:47,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:47,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:47,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:47" (1/1) ... [2019-11-27 15:55:47,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:47, skipping insertion in model container [2019-11-27 15:55:47,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:47" (1/1) ... [2019-11-27 15:55:47,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:47,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:50,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:50,619 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:52,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:52,250 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:52,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52 WrapperNode [2019-11-27 15:55:52,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:52,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:52,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:52,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:52,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:52,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:53,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:53,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:53,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:53,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:53,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:52" (1/1) ... [2019-11-27 15:55:54,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:54,477 INFO L168 Benchmark]: Toolchain (without parser) took 7192.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 912.8 MB in the end (delta: 37.5 MB). Peak memory consumption was 318.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:54,478 INFO L168 Benchmark]: CDTParser took 4.86 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:55:54,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4973.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.5 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:54,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 766.64 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 757.0 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:54,487 INFO L168 Benchmark]: Boogie Preprocessor took 1443.12 ms. Allocated memory is still 1.0 GB. Free memory was 757.0 MB in the beginning and 912.8 MB in the end (delta: -155.7 MB). Peak memory consumption was 125.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:54,499 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.86 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 4973.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.5 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 766.64 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 757.0 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1443.12 ms. Allocated memory is still 1.0 GB. Free memory was 757.0 MB in the beginning and 912.8 MB in the end (delta: -155.7 MB). Peak memory consumption was 125.1 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 0.1.24-509859d [2019-11-27 15:55:58,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:58,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:58,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:58,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:58,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:58,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:58,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:58,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:58,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:58,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:58,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:58,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:58,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:58,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:58,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:58,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:58,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:58,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:58,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:58,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:58,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:58,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:58,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:58,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:58,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:58,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:58,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:58,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:58,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:58,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:58,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:58,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:58,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:58,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:58,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:58,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:58,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:58,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:58,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:58,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:58,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:58,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:58,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:58,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:58,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:58,964 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:58,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:58,969 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:58,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:58,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:58,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:58,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:58,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:58,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:58,976 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:58,976 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:58,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:58,977 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:58,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:58,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:58,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:58,978 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:58,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:58,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:58,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:58,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:58,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:58,982 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:58,982 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:58,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:58,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:58,987 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 -> 070b986a2b2b248cef67dcb314503ce0d3c825f4 [2019-11-27 15:55:59,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:59,553 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:59,556 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:59,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:59,566 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:59,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-27 15:55:59,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68bc1ee83/7b02c8d7dfe149e2954df163feae9bf9/FLAG159d3205c [2019-11-27 15:56:01,408 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:01,414 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-27 15:56:01,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68bc1ee83/7b02c8d7dfe149e2954df163feae9bf9/FLAG159d3205c [2019-11-27 15:56:01,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68bc1ee83/7b02c8d7dfe149e2954df163feae9bf9 [2019-11-27 15:56:01,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:01,542 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:01,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:01,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:01,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:01,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:01,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b4d34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01, skipping insertion in model container [2019-11-27 15:56:01,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:01,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:01,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:05,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:05,137 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:06,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:06,932 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:06,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06 WrapperNode [2019-11-27 15:56:06,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:06,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:06,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:06,942 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:06,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:07,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:07,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:07,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:07,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:08,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:08,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:08,646 INFO L168 Benchmark]: Toolchain (without parser) took 7099.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 944.0 MB in the end (delta: 6.2 MB). Peak memory consumption was 286.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,647 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:56:08,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5393.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 554.63 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.5 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,655 INFO L168 Benchmark]: Boogie Preprocessor took 1140.48 ms. Allocated memory is still 1.0 GB. Free memory was 740.5 MB in the beginning and 944.0 MB in the end (delta: -203.6 MB). Peak memory consumption was 77.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:08,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5393.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 554.63 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.5 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1140.48 ms. Allocated memory is still 1.0 GB. Free memory was 740.5 MB in the beginning and 944.0 MB in the end (delta: -203.6 MB). Peak memory consumption was 77.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...