./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label45.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 eadb33136c36588f3040fbda14d62db855361eef .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label45.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 eadb33136c36588f3040fbda14d62db855361eef ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:43:20,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:20,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:20,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:20,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:20,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:20,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:20,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:20,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:20,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:20,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:20,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:20,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:20,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:20,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:20,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:20,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:20,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:20,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:20,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:20,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:20,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:20,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:20,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:20,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:20,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:20,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:20,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:20,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:20,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:20,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:20,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:20,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:20,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:20,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:20,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:20,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:20,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:20,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:20,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:20,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:20,700 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:20,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:20,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:20,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:20,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:20,734 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:20,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:20,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:20,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:20,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:20,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:20,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:20,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:20,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:20,738 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:20,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:20,739 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:20,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:20,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:20,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:20,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:20,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:20,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:20,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:20,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:20,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:20,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:20,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:20,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:20,745 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 -> eadb33136c36588f3040fbda14d62db855361eef [2019-11-27 15:43:21,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:21,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:21,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:21,241 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:21,241 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:21,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label45.c [2019-11-27 15:43:21,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2f61b1a8/6783d12332a94455a0e3e79fe39e5bb2/FLAG896a86c79 [2019-11-27 15:43:22,205 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:22,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label45.c [2019-11-27 15:43:22,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2f61b1a8/6783d12332a94455a0e3e79fe39e5bb2/FLAG896a86c79 [2019-11-27 15:43:22,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2f61b1a8/6783d12332a94455a0e3e79fe39e5bb2 [2019-11-27 15:43:22,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:22,381 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:22,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:22,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:22,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:22,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22, skipping insertion in model container [2019-11-27 15:43:22,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:22,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:23,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:23,236 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:23,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:23,453 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:23,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23 WrapperNode [2019-11-27 15:43:23,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:23,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:23,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:23,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:23,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:23,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:23,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:23,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:23,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:23,743 INFO L168 Benchmark]: Toolchain (without parser) took 1357.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 960.8 MB in the end (delta: -554.1 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:23,747 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:23,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1071.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.5 MB in the end (delta: -6.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:23,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.60 ms. Allocated memory is still 1.0 GB. Free memory is still 966.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:23,750 INFO L168 Benchmark]: Boogie Preprocessor took 136.79 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:23,754 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1071.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.5 MB in the end (delta: -6.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.60 ms. Allocated memory is still 1.0 GB. Free memory is still 966.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.79 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:26,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:26,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:26,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:26,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:26,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:26,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:26,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:26,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:26,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:26,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:26,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:26,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:26,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:26,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:26,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:26,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:26,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:26,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:26,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:26,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:26,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:26,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:26,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:26,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:26,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:26,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:26,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:26,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:26,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:26,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:26,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:26,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:26,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:26,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:26,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:26,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:26,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:26,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:26,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:26,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:26,756 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:26,786 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:26,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:26,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:26,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:26,791 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:26,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:26,792 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:26,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:26,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:26,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:26,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:26,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:26,796 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:26,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:26,797 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:26,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:26,797 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:26,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:26,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:26,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:26,798 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:26,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:26,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:26,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:26,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:26,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:26,801 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:26,801 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:26,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:26,803 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:26,804 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 -> eadb33136c36588f3040fbda14d62db855361eef [2019-11-27 15:43:27,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:27,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:27,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:27,194 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:27,195 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:27,198 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label45.c [2019-11-27 15:43:27,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2838b239/30853e806b1c4abeafe3b3264d12c5a2/FLAGa4c4867b6 [2019-11-27 15:43:28,133 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:28,134 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label45.c [2019-11-27 15:43:28,155 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2838b239/30853e806b1c4abeafe3b3264d12c5a2/FLAGa4c4867b6 [2019-11-27 15:43:28,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2838b239/30853e806b1c4abeafe3b3264d12c5a2 [2019-11-27 15:43:28,339 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:28,342 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:28,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:28,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:28,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:28,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:28" (1/1) ... [2019-11-27 15:43:28,359 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 27.11 03:43:28, skipping insertion in model container [2019-11-27 15:43:28,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:28" (1/1) ... [2019-11-27 15:43:28,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:28,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:29,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:29,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:29,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:29,424 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:29,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29 WrapperNode [2019-11-27 15:43:29,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:29,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:29,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:29,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:29,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:29,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:29,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:29,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:29,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:29,744 INFO L168 Benchmark]: Toolchain (without parser) took 1401.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.7 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:29,750 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:29,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1078.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -547.5 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:29,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.36 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:29,757 INFO L168 Benchmark]: Boogie Preprocessor took 171.08 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:29,762 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1078.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -547.5 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.36 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.08 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...