./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label04.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/Problem03_label04.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 d60bf13d89bfcf65568e218a32db85f90e814476 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label04.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 d60bf13d89bfcf65568e218a32db85f90e814476 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:34:31,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:31,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:31,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:32,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:32,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:32,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:32,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:32,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:32,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:32,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:32,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:32,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:32,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:32,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:32,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:32,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:32,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:32,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:32,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:32,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:32,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:32,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:32,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:32,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:32,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:32,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:32,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:32,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:32,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:32,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:32,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:32,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:32,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:32,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:32,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:32,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:32,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:32,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:32,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:32,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:32,143 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:32,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:32,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:32,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:32,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:32,189 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:32,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:32,191 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:32,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:32,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:32,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:32,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:32,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:32,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:32,196 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:32,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:32,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:32,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:32,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:32,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:32,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:32,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:32,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:32,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:32,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:32,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:32,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:32,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:32,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:32,206 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 -> d60bf13d89bfcf65568e218a32db85f90e814476 [2019-11-26 16:34:32,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:32,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:32,788 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:32,792 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:32,797 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:32,799 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-26 16:34:32,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16202c2a/bda99f90b00c43b09863be27a9c2d5ef/FLAG74b2424bd [2019-11-26 16:34:34,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:34,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-26 16:34:34,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16202c2a/bda99f90b00c43b09863be27a9c2d5ef/FLAG74b2424bd [2019-11-26 16:34:34,762 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16202c2a/bda99f90b00c43b09863be27a9c2d5ef [2019-11-26 16:34:34,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:34,772 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:34,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:34,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:34,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:34,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:34" (1/1) ... [2019-11-26 16:34:34,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205a2a1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:34, skipping insertion in model container [2019-11-26 16:34:34,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:34" (1/1) ... [2019-11-26 16:34:34,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:34,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:36,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:36,628 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:37,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:37,257 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:37,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37 WrapperNode [2019-11-26 16:34:37,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:37,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:37,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:37,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:37,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:37,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:37,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:37,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:37,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:37" (1/1) ... [2019-11-26 16:34:37,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:37,746 INFO L168 Benchmark]: Toolchain (without parser) took 2966.59 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 903.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:37,747 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 16:34:37,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2484.81 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 926.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:37,752 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.60 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:37,757 INFO L168 Benchmark]: Boogie Preprocessor took 206.73 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:37,768 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 2484.81 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 926.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.60 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.73 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 16:34:41,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:41,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:41,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:41,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:41,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:41,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:41,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:41,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:41,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:41,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:41,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:41,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:41,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:41,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:41,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:41,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:41,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:41,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:41,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:41,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:41,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:41,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:41,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:41,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:41,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:41,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:41,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:41,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:41,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:41,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:41,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:41,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:41,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:41,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:41,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:41,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:41,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:41,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:41,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:41,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:41,762 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:41,801 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:41,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:41,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:41,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:41,811 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:41,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:41,812 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:41,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:41,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:41,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:41,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:41,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:41,817 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:41,818 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:41,818 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:41,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:41,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:41,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:41,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:41,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:41,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:41,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:41,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:41,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:41,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:41,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:41,825 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:41,825 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:41,825 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:41,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:41,829 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 -> d60bf13d89bfcf65568e218a32db85f90e814476 [2019-11-26 16:34:42,415 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:42,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:42,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:42,459 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:42,460 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:42,463 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-26 16:34:42,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e768184/d2121ac319d649169f57a9a74f9ff35d/FLAGb2db55685 [2019-11-26 16:34:43,972 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:43,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-26 16:34:44,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e768184/d2121ac319d649169f57a9a74f9ff35d/FLAGb2db55685 [2019-11-26 16:34:44,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e768184/d2121ac319d649169f57a9a74f9ff35d [2019-11-26 16:34:44,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:44,057 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:44,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:44,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:44,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:44,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:44" (1/1) ... [2019-11-26 16:34:44,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:44, skipping insertion in model container [2019-11-26 16:34:44,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:44" (1/1) ... [2019-11-26 16:34:44,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:44,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:45,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:45,877 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:46,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:46,552 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:46,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46 WrapperNode [2019-11-26 16:34:46,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:46,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:46,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:46,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:46,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:46,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:46,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:46,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:46,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:47,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:47,065 INFO L168 Benchmark]: Toolchain (without parser) took 3001.24 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 892.4 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,066 INFO L168 Benchmark]: CDTParser took 0.40 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 16:34:47,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2483.95 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 915.3 MB in the end (delta: 46.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.35 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,074 INFO L168 Benchmark]: Boogie Preprocessor took 264.45 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 892.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:47,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2483.95 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 915.3 MB in the end (delta: 46.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.35 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.45 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 892.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...