./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label06.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 e1e1f4d9fac160db1524753d2cbc4d8e51836db4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label06.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 e1e1f4d9fac160db1524753d2cbc4d8e51836db4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:13,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:13,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:13,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:13,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:13,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:14,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:14,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:14,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:14,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:14,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:14,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:14,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:14,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:14,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:14,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:14,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:14,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:14,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:14,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:14,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:14,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:14,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:14,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:14,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:14,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:14,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:14,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:14,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:14,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:14,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:14,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:14,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:14,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:14,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:14,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:14,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:14,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:14,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:14,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:14,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:14,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:14,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:14,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:14,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:14,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:14,180 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:14,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:14,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:14,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:14,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:14,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:14,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:14,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:14,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:14,189 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:14,189 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:14,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:14,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:14,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:14,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:14,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:14,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:14,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:14,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:14,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:14,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:14,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:14,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:14,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:14,198 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 -> e1e1f4d9fac160db1524753d2cbc4d8e51836db4 [2019-11-26 16:46:14,776 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:14,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:14,813 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:14,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:14,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:14,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label06.c [2019-11-26 16:46:14,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfafc4526/e1b7ce3f7f904de7b5a86b1bd05916b7/FLAG54c3530ce [2019-11-26 16:46:16,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:16,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label06.c [2019-11-26 16:46:16,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfafc4526/e1b7ce3f7f904de7b5a86b1bd05916b7/FLAG54c3530ce [2019-11-26 16:46:16,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfafc4526/e1b7ce3f7f904de7b5a86b1bd05916b7 [2019-11-26 16:46:16,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:16,745 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:16,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:16,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:16,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:16,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:16" (1/1) ... [2019-11-26 16:46:16,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:16, skipping insertion in model container [2019-11-26 16:46:16,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:16" (1/1) ... [2019-11-26 16:46:16,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:17,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:20,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:20,353 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:21,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:21,877 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:21,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:21 WrapperNode [2019-11-26 16:46:21,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:21,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:21,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:21,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:21,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:21" (1/1) ... [2019-11-26 16:46:22,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:21" (1/1) ... [2019-11-26 16:46:22,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:22,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:22,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:22,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:22,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:21" (1/1) ... [2019-11-26 16:46:22,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:21" (1/1) ... [2019-11-26 16:46:22,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:21" (1/1) ... [2019-11-26 16:46:22,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:21" (1/1) ... [2019-11-26 16:46:23,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:21" (1/1) ... [2019-11-26 16:46:23,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:21" (1/1) ... [2019-11-26 16:46:23,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:21" (1/1) ... [2019-11-26 16:46:24,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:24,261 INFO L168 Benchmark]: Toolchain (without parser) took 7509.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 912.8 MB in the end (delta: 43.1 MB). Peak memory consumption was 324.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:24,263 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:46:24,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5133.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 826.6 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:24,268 INFO L168 Benchmark]: Boogie Procedure Inliner took 816.75 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.8 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:24,272 INFO L168 Benchmark]: Boogie Preprocessor took 1550.11 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 912.8 MB in the end (delta: -155.0 MB). Peak memory consumption was 125.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:24,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 5133.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 826.6 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 816.75 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.8 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1550.11 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 912.8 MB in the end (delta: -155.0 MB). Peak memory consumption was 125.8 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 16:46:28,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:28,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:28,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:28,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:28,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:28,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:28,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:28,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:28,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:28,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:28,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:28,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:28,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:28,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:28,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:28,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:28,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:28,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:28,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:28,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:28,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:28,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:28,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:28,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:28,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:28,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:28,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:28,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:28,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:28,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:28,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:28,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:28,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:28,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:28,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:28,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:28,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:28,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:28,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:28,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:28,491 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:28,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:28,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:28,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:28,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:28,543 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:28,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:28,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:28,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:28,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:28,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:28,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:28,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:28,549 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:28,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:28,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:28,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:28,552 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:28,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:28,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:28,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:28,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:28,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:28,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:28,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:28,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:28,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:28,558 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:28,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:28,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:28,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:28,561 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 -> e1e1f4d9fac160db1524753d2cbc4d8e51836db4 [2019-11-26 16:46:29,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:29,151 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:29,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:29,166 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:29,167 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:29,169 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label06.c [2019-11-26 16:46:29,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/562b83776/9210140128544e5da6beb834e18a619d/FLAGd154737aa [2019-11-26 16:46:31,124 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:31,125 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label06.c [2019-11-26 16:46:31,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/562b83776/9210140128544e5da6beb834e18a619d/FLAGd154737aa [2019-11-26 16:46:31,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/562b83776/9210140128544e5da6beb834e18a619d [2019-11-26 16:46:31,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:31,263 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:31,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:31,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:31,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:31,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:31" (1/1) ... [2019-11-26 16:46:31,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:31, skipping insertion in model container [2019-11-26 16:46:31,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:31" (1/1) ... [2019-11-26 16:46:31,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:31,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:34,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:34,939 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:36,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:36,804 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:36,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36 WrapperNode [2019-11-26 16:46:36,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:36,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:36,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:36,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:36,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:36,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:37,403 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:37,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:37,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:37,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:37,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:37,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:37,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:37,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:38,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:38,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:38,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:38,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:38,285 INFO L168 Benchmark]: Toolchain (without parser) took 7013.82 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 936.7 MB in the end (delta: 13.5 MB). Peak memory consumption was 283.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:38,289 INFO L168 Benchmark]: CDTParser took 2.12 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:46:38,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5541.76 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 769.3 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:38,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 593.91 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:38,298 INFO L168 Benchmark]: Boogie Preprocessor took 870.14 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 936.7 MB in the end (delta: -201.8 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:38,309 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.12 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 5541.76 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 769.3 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 593.91 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 870.14 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 936.7 MB in the end (delta: -201.8 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...