./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_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 4dee049380982aab3cf6b5f02bee2499cfb6bc25 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_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 4dee049380982aab3cf6b5f02bee2499cfb6bc25 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:49,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:49,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:50,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:50,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:50,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:50,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:50,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:50,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:50,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:50,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:50,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:50,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:50,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:50,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:50,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:50,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:50,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:50,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:50,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:50,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:50,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:50,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:50,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:50,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:50,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:50,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:50,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:50,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:50,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:50,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:50,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:50,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:50,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:50,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:50,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:50,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:50,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:50,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:50,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:50,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:50,149 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:50,194 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:50,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:50,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:50,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:50,204 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:50,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:50,204 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:50,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:50,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:50,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:50,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:50,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:50,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:50,211 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:50,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:50,211 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:50,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:50,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:50,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:50,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:50,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:50,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:50,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:50,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:50,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:50,217 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:50,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:50,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:50,221 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 -> 4dee049380982aab3cf6b5f02bee2499cfb6bc25 [2019-11-27 15:44:50,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:50,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:50,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:50,889 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:50,891 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:50,892 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-27 15:44:51,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/447b1a192/b999619116da4af1bf7a67acd07012ec/FLAG92af6a44f [2019-11-27 15:44:52,749 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:52,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-27 15:44:52,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/447b1a192/b999619116da4af1bf7a67acd07012ec/FLAG92af6a44f [2019-11-27 15:44:52,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/447b1a192/b999619116da4af1bf7a67acd07012ec [2019-11-27 15:44:52,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:52,887 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:52,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:52,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:52,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:52,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:52,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:52, skipping insertion in model container [2019-11-27 15:44:52,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:52" (1/1) ... [2019-11-27 15:44:52,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:53,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:56,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:56,240 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:58,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:58,101 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:58,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58 WrapperNode [2019-11-27 15:44:58,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:58,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:58,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:58,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:58,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:58,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:58,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:58,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:58,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:58,798 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:58,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:58,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:58,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:58,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:59,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:59,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:59,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:59,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:59,380 INFO L168 Benchmark]: Toolchain (without parser) took 6491.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 750.1 MB in the end (delta: 194.4 MB). Peak memory consumption was 194.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:59,383 INFO L168 Benchmark]: CDTParser took 1.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:59,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5217.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:59,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 685.15 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:59,393 INFO L168 Benchmark]: Boogie Preprocessor took 577.43 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 750.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:59,405 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 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 5217.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 685.15 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 577.43 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 750.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:45:03,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:03,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:03,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:03,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:03,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:03,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:03,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:03,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:03,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:03,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:03,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:03,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:03,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:03,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:03,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:03,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:03,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:03,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:03,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:03,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:03,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:03,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:03,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:03,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:03,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:03,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:03,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:03,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:03,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:03,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:03,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:03,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:03,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:03,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:03,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:03,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:03,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:03,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:03,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:03,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:03,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:03,892 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:03,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:03,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:03,901 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:03,902 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:03,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:03,905 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:03,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:03,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:03,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:03,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:03,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:03,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:03,910 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:03,910 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:03,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:03,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:03,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:03,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:03,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:03,916 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:03,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:03,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:03,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:03,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:03,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:03,919 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:03,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:03,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:03,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:03,923 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 -> 4dee049380982aab3cf6b5f02bee2499cfb6bc25 [2019-11-27 15:45:04,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:04,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:04,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:04,497 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:04,500 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:04,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-27 15:45:04,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6592439ff/0dd369c293154b3c960ae944552abb38/FLAG2aa54130f [2019-11-27 15:45:06,435 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:06,438 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2019-11-27 15:45:06,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6592439ff/0dd369c293154b3c960ae944552abb38/FLAG2aa54130f [2019-11-27 15:45:06,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6592439ff/0dd369c293154b3c960ae944552abb38 [2019-11-27 15:45:06,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:06,581 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:06,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:06,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:06,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:06,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:06" (1/1) ... [2019-11-27 15:45:06,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:06, skipping insertion in model container [2019-11-27 15:45:06,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:06" (1/1) ... [2019-11-27 15:45:06,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:06,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:10,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:10,145 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:11,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:11,904 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:11,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:11 WrapperNode [2019-11-27 15:45:11,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:11,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:11,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:11,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:11,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:11" (1/1) ... [2019-11-27 15:45:12,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:11" (1/1) ... [2019-11-27 15:45:12,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:12,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:12,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:12,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:12,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:11" (1/1) ... [2019-11-27 15:45:12,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:11" (1/1) ... [2019-11-27 15:45:12,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:11" (1/1) ... [2019-11-27 15:45:12,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:11" (1/1) ... [2019-11-27 15:45:12,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:11" (1/1) ... [2019-11-27 15:45:12,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:11" (1/1) ... [2019-11-27 15:45:12,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:11" (1/1) ... [2019-11-27 15:45:12,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:12,988 INFO L168 Benchmark]: Toolchain (without parser) took 6407.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.0 MB in the end (delta: 211.5 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:12,993 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:45:12,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5323.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:12,996 INFO L168 Benchmark]: Boogie Procedure Inliner took 531.22 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:13,000 INFO L168 Benchmark]: Boogie Preprocessor took 541.65 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:13,012 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 5323.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 531.22 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 541.65 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...