./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label51.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label51.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:52,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:52,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:52,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:52,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:52,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:52,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:52,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:52,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:52,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:52,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:52,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:52,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:52,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:52,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:52,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:52,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:52,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:52,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:52,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:52,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:52,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:52,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:52,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:52,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:52,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:52,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:52,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:52,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:52,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:52,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:52,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:52,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:52,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:52,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:52,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:52,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:52,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:52,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:52,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:52,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:52,587 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:52,625 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:52,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:52,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:52,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:52,632 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:52,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:52,635 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:52,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:52,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:52,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:52,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:52,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:52,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:52,641 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:52,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:52,641 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:52,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:52,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:52,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:52,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:52,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:52,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:52,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:52,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:52,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:52,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:52,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:52,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:52,648 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 -> ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 [2019-11-25 22:27:53,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:53,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:53,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:53,293 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:53,294 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:53,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-25 22:27:53,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdc14d2f6/d74c8a54b76b4250b19844f2b709d355/FLAG83c7d0724 [2019-11-25 22:27:55,462 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:55,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-25 22:27:55,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdc14d2f6/d74c8a54b76b4250b19844f2b709d355/FLAG83c7d0724 [2019-11-25 22:27:55,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdc14d2f6/d74c8a54b76b4250b19844f2b709d355 [2019-11-25 22:27:55,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:55,596 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:55,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:55,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:55,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:55,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:55,623 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 25.11 10:27:55, skipping insertion in model container [2019-11-25 22:27:55,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:55" (1/1) ... [2019-11-25 22:27:55,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:55,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:58,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:58,860 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:00,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:00,280 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:00,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00 WrapperNode [2019-11-25 22:28:00,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:00,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:00,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:00,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:00,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:00,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:00,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:00,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:00,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:00,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:00,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:00,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:00,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:00,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:01,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:01,226 INFO L168 Benchmark]: Toolchain (without parser) took 5626.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 751.3 MB in the end (delta: 198.9 MB). Peak memory consumption was 199.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:01,229 INFO L168 Benchmark]: CDTParser took 1.46 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. [2019-11-25 22:28:01,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4685.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.3 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:01,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 508.31 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:01,240 INFO L168 Benchmark]: Boogie Preprocessor took 423.15 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.3 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:01,250 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 4685.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.3 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 508.31 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 423.15 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.3 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:28:05,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:05,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:05,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:05,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:05,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:05,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:05,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:05,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:05,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:05,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:05,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:05,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:05,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:05,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:05,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:05,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:05,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:05,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:05,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:05,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:05,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:05,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:05,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:05,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:05,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:05,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:05,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:05,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:05,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:05,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:05,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:05,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:05,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:05,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:05,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:05,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:05,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:05,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:05,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:05,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:05,351 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:28:05,392 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:05,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:05,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:05,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:05,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:05,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:05,400 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:05,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:05,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:05,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:05,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:05,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:05,407 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:28:05,408 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:28:05,408 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:05,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:05,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:05,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:05,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:05,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:05,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:05,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:05,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:05,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:05,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:05,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:05,415 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:28:05,415 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:28:05,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:05,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:28:05,418 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 -> ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 [2019-11-25 22:28:05,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:06,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:06,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:06,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:06,038 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:06,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-25 22:28:06,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a7348487/c16223bea66649629a9d8fba5cd6b718/FLAGeaa2031d3 [2019-11-25 22:28:08,031 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:08,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-25 22:28:08,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a7348487/c16223bea66649629a9d8fba5cd6b718/FLAGeaa2031d3 [2019-11-25 22:28:08,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a7348487/c16223bea66649629a9d8fba5cd6b718 [2019-11-25 22:28:08,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:08,169 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:08,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:08,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:08,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:08,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:08" (1/1) ... [2019-11-25 22:28:08,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:08, skipping insertion in model container [2019-11-25 22:28:08,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:08" (1/1) ... [2019-11-25 22:28:08,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:08,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:11,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:11,781 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:13,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:13,324 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:13,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13 WrapperNode [2019-11-25 22:28:13,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:13,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:13,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:13,333 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:13,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:13,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:13,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:13,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:13,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:13,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:13,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:13,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:13,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:13,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:14,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:14,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:14,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:14,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:14,287 INFO L168 Benchmark]: Toolchain (without parser) took 6112.47 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 734.5 MB in the end (delta: 215.7 MB). Peak memory consumption was 215.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:14,288 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-25 22:28:14,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5157.97 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 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:14,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 506.95 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:14,297 INFO L168 Benchmark]: Boogie Preprocessor took 438.77 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:14,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 5157.97 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 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 506.95 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 438.77 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...