./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_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/Problem19_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 39c0417ce69a7324762949090bf37e32a0611157 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_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 39c0417ce69a7324762949090bf37e32a0611157 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:52:29,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:29,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:29,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:29,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:29,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:29,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:29,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:29,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:29,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:29,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:29,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:29,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:29,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:29,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:29,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:29,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:29,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:29,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:29,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:29,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:29,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:29,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:29,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:29,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:29,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:29,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:29,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:29,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:29,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:29,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:29,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:29,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:29,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:29,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:29,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:29,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:29,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:29,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:29,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:29,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:29,603 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:52:29,657 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:29,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:29,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:29,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:29,664 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:29,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:29,669 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:29,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:52:29,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:29,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:29,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:29,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:29,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:29,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:29,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:29,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:29,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:29,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:29,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:29,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:29,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:29,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:29,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:29,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:29,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:29,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:52:29,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:52:29,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:29,682 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 -> 39c0417ce69a7324762949090bf37e32a0611157 [2019-11-26 16:52:30,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:30,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:30,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:30,259 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:30,260 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:30,262 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2019-11-26 16:52:30,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2566b320d/4999d02d2a344a11950da431121448eb/FLAG8c6cb2206 [2019-11-26 16:52:32,274 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:32,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2019-11-26 16:52:32,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2566b320d/4999d02d2a344a11950da431121448eb/FLAG8c6cb2206 [2019-11-26 16:52:32,459 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2566b320d/4999d02d2a344a11950da431121448eb [2019-11-26 16:52:32,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:32,470 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:32,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:32,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:32,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:32,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:32" (1/1) ... [2019-11-26 16:52:32,497 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 04:52:32, skipping insertion in model container [2019-11-26 16:52:32,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:32" (1/1) ... [2019-11-26 16:52:32,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:33,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:37,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:37,372 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:39,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:39,900 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:39,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39 WrapperNode [2019-11-26 16:52:39,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:39,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:39,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:39,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:39,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:40,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:41,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:41,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:41,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:41,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:41,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:41,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:41,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:41,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:42,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:43,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:43,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:39" (1/1) ... [2019-11-26 16:52:43,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:43,902 INFO L168 Benchmark]: Toolchain (without parser) took 11425.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 776.9 MB in the end (delta: 156.2 MB). Peak memory consumption was 389.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:43,904 INFO L168 Benchmark]: CDTParser took 1.56 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 16:52:43,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7429.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 874.2 MB in the end (delta: 58.8 MB). Peak memory consumption was 272.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:43,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 1322.68 ms. Allocated memory is still 1.0 GB. Free memory was 874.2 MB in the beginning and 710.2 MB in the end (delta: 164.0 MB). Peak memory consumption was 164.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:43,915 INFO L168 Benchmark]: Boogie Preprocessor took 2663.75 ms. Allocated memory is still 1.0 GB. Free memory was 710.2 MB in the beginning and 776.9 MB in the end (delta: -66.7 MB). Peak memory consumption was 166.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:43,930 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 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 7429.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 874.2 MB in the end (delta: 58.8 MB). Peak memory consumption was 272.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1322.68 ms. Allocated memory is still 1.0 GB. Free memory was 874.2 MB in the beginning and 710.2 MB in the end (delta: 164.0 MB). Peak memory consumption was 164.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2663.75 ms. Allocated memory is still 1.0 GB. Free memory was 710.2 MB in the beginning and 776.9 MB in the end (delta: -66.7 MB). Peak memory consumption was 166.9 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 0.1.24-025d5a2 [2019-11-26 16:52:47,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:47,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:48,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:48,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:48,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:48,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:48,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:48,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:48,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:48,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:48,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:48,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:48,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:48,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:48,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:48,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:48,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:48,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:48,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:48,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:48,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:48,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:48,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:48,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:48,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:48,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:48,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:48,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:48,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:48,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:48,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:48,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:48,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:48,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:48,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:48,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:48,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:48,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:48,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:48,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:48,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:48,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:48,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:48,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:48,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:48,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:48,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:48,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:48,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:48,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:48,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:48,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:48,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:48,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:48,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:48,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:48,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:48,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:48,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:48,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:48,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:48,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:48,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:48,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:48,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:48,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:48,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:48,213 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:48,214 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:48,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:48,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:48,218 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 -> 39c0417ce69a7324762949090bf37e32a0611157 [2019-11-26 16:52:48,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:48,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:48,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:48,760 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:48,764 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:48,765 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2019-11-26 16:52:48,916 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1779e1a20/cccae063f0a0489c9d204e4c8701c33a/FLAG73785b1f8 [2019-11-26 16:52:50,756 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:50,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2019-11-26 16:52:50,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1779e1a20/cccae063f0a0489c9d204e4c8701c33a/FLAG73785b1f8 [2019-11-26 16:52:51,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1779e1a20/cccae063f0a0489c9d204e4c8701c33a [2019-11-26 16:52:51,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:51,193 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:51,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:51,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:51,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:51,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:51" (1/1) ... [2019-11-26 16:52:51,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:51, skipping insertion in model container [2019-11-26 16:52:51,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:51" (1/1) ... [2019-11-26 16:52:51,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:51,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:57,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:57,069 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:59,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:53:00,030 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:53:00,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:00 WrapperNode [2019-11-26 16:53:00,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:53:00,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:53:00,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:53:00,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:53:00,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:00" (1/1) ... [2019-11-26 16:53:00,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:00" (1/1) ... [2019-11-26 16:53:00,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:53:00,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:53:00,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:53:00,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:53:00,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:00" (1/1) ... [2019-11-26 16:53:00,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:00" (1/1) ... [2019-11-26 16:53:01,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:00" (1/1) ... [2019-11-26 16:53:01,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:00" (1/1) ... [2019-11-26 16:53:01,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:00" (1/1) ... [2019-11-26 16:53:02,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:00" (1/1) ... [2019-11-26 16:53:02,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:00" (1/1) ... [2019-11-26 16:53:02,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:53:02,278 INFO L168 Benchmark]: Toolchain (without parser) took 11080.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 861.4 MB in the end (delta: 70.2 MB). Peak memory consumption was 309.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:02,279 INFO L168 Benchmark]: CDTParser took 0.37 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 16:53:02,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8835.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 756.3 MB in the end (delta: 175.2 MB). Peak memory consumption was 251.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:02,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 811.11 ms. Allocated memory is still 1.0 GB. Free memory was 756.3 MB in the beginning and 691.8 MB in the end (delta: 64.5 MB). Peak memory consumption was 64.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:02,287 INFO L168 Benchmark]: Boogie Preprocessor took 1423.11 ms. Allocated memory is still 1.0 GB. Free memory was 691.8 MB in the beginning and 861.4 MB in the end (delta: -169.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:02,299 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 8835.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 756.3 MB in the end (delta: 175.2 MB). Peak memory consumption was 251.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 811.11 ms. Allocated memory is still 1.0 GB. Free memory was 756.3 MB in the beginning and 691.8 MB in the end (delta: 64.5 MB). Peak memory consumption was 64.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1423.11 ms. Allocated memory is still 1.0 GB. Free memory was 691.8 MB in the beginning and 861.4 MB in the end (delta: -169.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...