./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label54.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/Problem01_label54.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 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label54.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 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:33:51,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:51,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:51,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:51,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:51,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:51,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:51,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:51,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:51,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:51,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:51,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:51,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:51,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:51,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:51,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:51,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:51,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:51,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:51,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:51,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:51,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:51,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:51,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:51,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:51,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:51,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:51,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:51,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:51,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:51,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:51,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:51,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:51,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:51,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:51,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:51,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:51,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:51,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:51,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:51,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:51,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:51,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:51,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:51,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:51,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:51,194 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:51,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:51,195 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:51,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:51,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:51,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:51,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:51,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:51,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:51,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:51,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:51,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:51,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:51,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:51,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:51,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:51,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:51,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:51,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:51,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:51,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:51,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:51,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:51,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:51,205 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 -> 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 [2019-11-26 16:33:51,632 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:51,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:51,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:51,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:51,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:51,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label54.c [2019-11-26 16:33:51,764 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/973c7da2f/d322db7020e34804a635a32a63331fab/FLAGd27b80bd9 [2019-11-26 16:33:52,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:52,600 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label54.c [2019-11-26 16:33:52,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/973c7da2f/d322db7020e34804a635a32a63331fab/FLAGd27b80bd9 [2019-11-26 16:33:52,772 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/973c7da2f/d322db7020e34804a635a32a63331fab [2019-11-26 16:33:52,777 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:52,780 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:52,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:52,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:52,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:52,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,796 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 26.11 04:33:52, skipping insertion in model container [2019-11-26 16:33:52,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:52" (1/1) ... [2019-11-26 16:33:52,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:52,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:53,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:53,609 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:53,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:53,820 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:53,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53 WrapperNode [2019-11-26 16:33:53,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:53,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:53,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:53,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:53,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:53,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:53,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:53,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:53,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:54,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:54,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:54,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:54,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:54,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:54,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:54,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:53" (1/1) ... [2019-11-26 16:33:54,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:54,107 INFO L168 Benchmark]: Toolchain (without parser) took 1322.43 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 960.2 MB in the end (delta: 20.8 kB). Peak memory consumption was 86.4 kB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,108 INFO L168 Benchmark]: CDTParser took 0.50 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 16:33:54,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1040.87 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 971.7 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.72 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,116 INFO L168 Benchmark]: Boogie Preprocessor took 111.37 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:54,125 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1040.87 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 971.7 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.72 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 111.37 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 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 0.1.24-025d5a2 [2019-11-26 16:33:56,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:56,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:56,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:56,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:56,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:56,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:56,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:56,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:56,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:56,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:56,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:56,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:56,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:56,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:56,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:56,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:56,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:56,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:56,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:56,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:56,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:56,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:56,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:56,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:56,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:56,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:56,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:56,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:56,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:56,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:56,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:56,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:56,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:56,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:56,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:56,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:56,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:56,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:56,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:56,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:56,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:56,992 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:56,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:56,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:56,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:56,997 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:56,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:57,000 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:57,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:57,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:57,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:57,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:57,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:57,002 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:57,002 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:57,002 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:57,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:57,003 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:57,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:57,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:57,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:57,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:57,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:57,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:57,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:57,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:57,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:57,008 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:57,008 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:57,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:57,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:57,009 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 -> 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 [2019-11-26 16:33:57,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:57,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:57,484 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:57,486 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:57,486 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:57,488 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label54.c [2019-11-26 16:33:57,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64c70dc25/44728f4ef0b243a482eb3382fc625803/FLAG4d0d9d981 [2019-11-26 16:33:58,453 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:58,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label54.c [2019-11-26 16:33:58,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64c70dc25/44728f4ef0b243a482eb3382fc625803/FLAG4d0d9d981 [2019-11-26 16:33:58,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64c70dc25/44728f4ef0b243a482eb3382fc625803 [2019-11-26 16:33:58,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:58,624 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:58,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:58,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:58,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:58,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fcda2bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58, skipping insertion in model container [2019-11-26 16:33:58,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:58,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:59,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:59,492 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:59,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:59,711 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:59,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59 WrapperNode [2019-11-26 16:33:59,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:59,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:59,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:59,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:59,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:59,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:59,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:59,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:59,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:00,003 INFO L168 Benchmark]: Toolchain (without parser) took 1370.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:00,004 INFO L168 Benchmark]: CDTParser took 0.68 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 16:34:00,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1086.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 655.1 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:00,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.05 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:00,009 INFO L168 Benchmark]: Boogie Preprocessor took 131.01 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:00,015 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 1086.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 655.1 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.05 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.01 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 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...