./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label46.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 4b6b9ed0fe30100eb7ec5726d0eb67a1b333efe9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label46.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 4b6b9ed0fe30100eb7ec5726d0eb67a1b333efe9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:46,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:46,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:46,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:46,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:46,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:46,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:46,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:46,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:46,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:46,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:46,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:46,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:46,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:46,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:46,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:46,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:46,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:46,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:46,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:46,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:46,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:46,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:46,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:46,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:46,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:46,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:46,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:46,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:46,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:46,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:46,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:46,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:46,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:46,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:46,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:46,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:46,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:46,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:46,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:46,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:46,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:46,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:46,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:46,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:46,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:46,584 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:46,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:46,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:46,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:46,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:46,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:46,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:46,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:46,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:46,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:46,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:46,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:46,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:46,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:46,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:46,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:46,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:46,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:46,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:46,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:46,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:46,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:46,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:46,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:46,600 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 -> 4b6b9ed0fe30100eb7ec5726d0eb67a1b333efe9 [2019-11-26 16:46:47,140 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:47,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:47,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:47,185 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:47,186 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:47,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label46.c [2019-11-26 16:46:47,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7379830dd/3bfe68d593c84628a4ae1e14a7fc51f9/FLAG6ca1504d1 [2019-11-26 16:46:49,121 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:49,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label46.c [2019-11-26 16:46:49,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7379830dd/3bfe68d593c84628a4ae1e14a7fc51f9/FLAG6ca1504d1 [2019-11-26 16:46:49,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7379830dd/3bfe68d593c84628a4ae1e14a7fc51f9 [2019-11-26 16:46:49,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:49,261 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:49,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:49,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:49,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:49,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:49,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49, skipping insertion in model container [2019-11-26 16:46:49,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:49,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:49,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:52,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:52,526 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:54,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:54,258 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:54,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:54 WrapperNode [2019-11-26 16:46:54,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:54,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:54,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:54,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:54,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:54" (1/1) ... [2019-11-26 16:46:54,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:54" (1/1) ... [2019-11-26 16:46:55,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:55,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:55,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:55,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:55,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:54" (1/1) ... [2019-11-26 16:46:55,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:54" (1/1) ... [2019-11-26 16:46:55,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:54" (1/1) ... [2019-11-26 16:46:55,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:54" (1/1) ... [2019-11-26 16:46:55,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:54" (1/1) ... [2019-11-26 16:46:55,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:54" (1/1) ... [2019-11-26 16:46:56,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:54" (1/1) ... [2019-11-26 16:46:56,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:56,179 INFO L168 Benchmark]: Toolchain (without parser) took 6911.63 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 906.7 MB in the end (delta: 43.6 MB). Peak memory consumption was 310.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:56,180 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:46:56,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4998.83 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:56,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 768.59 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:56,189 INFO L168 Benchmark]: Boogie Preprocessor took 1134.54 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 906.7 MB in the end (delta: -154.6 MB). Peak memory consumption was 112.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:56,200 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 4998.83 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 768.59 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1134.54 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 906.7 MB in the end (delta: -154.6 MB). Peak memory consumption was 112.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:00,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:00,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:00,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:00,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:00,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:00,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:00,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:00,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:00,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:00,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:00,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:00,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:00,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:00,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:00,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:00,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:00,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:00,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:00,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:00,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:00,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:00,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:00,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:00,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:00,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:00,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:00,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:00,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:00,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:00,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:00,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:00,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:00,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:00,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:00,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:00,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:00,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:00,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:00,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:00,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:00,352 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:00,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:00,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:00,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:00,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:00,397 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:00,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:00,400 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:00,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:00,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:00,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:00,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:00,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:00,403 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:00,403 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:00,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:00,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:00,405 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:00,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:00,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:00,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:00,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:00,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:00,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:00,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:00,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:00,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:00,411 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:00,411 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:00,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:00,413 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:00,415 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 -> 4b6b9ed0fe30100eb7ec5726d0eb67a1b333efe9 [2019-11-26 16:47:00,971 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:01,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:01,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:01,017 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:01,017 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:01,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label46.c [2019-11-26 16:47:01,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/548647d6b/016f2416b93c4f70afd082a11f2a910a/FLAG24710488b [2019-11-26 16:47:02,995 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:02,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label46.c [2019-11-26 16:47:03,084 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/548647d6b/016f2416b93c4f70afd082a11f2a910a/FLAG24710488b [2019-11-26 16:47:03,560 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/548647d6b/016f2416b93c4f70afd082a11f2a910a [2019-11-26 16:47:03,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:03,576 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:03,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:03,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:03,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:03,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:03,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb698ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:03, skipping insertion in model container [2019-11-26 16:47:03,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:03" (1/1) ... [2019-11-26 16:47:03,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:03,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:07,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:07,279 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:08,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:08,991 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:08,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08 WrapperNode [2019-11-26 16:47:08,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:08,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:08,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:08,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:09,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:09,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:09,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:09,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:09,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:09,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:09,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:09,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:09,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:09,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:09,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:10,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:10,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:08" (1/1) ... [2019-11-26 16:47:10,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:10,425 INFO L168 Benchmark]: Toolchain (without parser) took 6845.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 940.5 MB in the end (delta: 15.4 MB). Peak memory consumption was 290.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:10,426 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:10,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5416.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.4 MB in the end (delta: 186.6 MB). Peak memory consumption was 186.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:10,431 INFO L168 Benchmark]: Boogie Procedure Inliner took 494.70 ms. Allocated memory is still 1.0 GB. Free memory was 769.4 MB in the beginning and 733.6 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:10,437 INFO L168 Benchmark]: Boogie Preprocessor took 924.73 ms. Allocated memory is still 1.0 GB. Free memory was 733.6 MB in the beginning and 940.5 MB in the end (delta: -207.0 MB). Peak memory consumption was 68.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:10,447 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5416.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.4 MB in the end (delta: 186.6 MB). Peak memory consumption was 186.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 494.70 ms. Allocated memory is still 1.0 GB. Free memory was 769.4 MB in the beginning and 733.6 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 924.73 ms. Allocated memory is still 1.0 GB. Free memory was 733.6 MB in the beginning and 940.5 MB in the end (delta: -207.0 MB). Peak memory consumption was 68.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...