./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem16_label41.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 c9805a3494eacbd4cbafa012510af1c588e291d0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label41.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 c9805a3494eacbd4cbafa012510af1c588e291d0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:50,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:50,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:50,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:50,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:50,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:50,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:50,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:50,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:50,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:50,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:50,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:50,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:50,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:50,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:50,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:50,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:50,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:50,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:50,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:50,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:50,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:50,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:50,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:50,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:50,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:50,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:50,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:50,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:50,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:50,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:50,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:50,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:50,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:50,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:50,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:50,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:50,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:50,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:50,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:50,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:50,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:50,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:50,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:50,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:50,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:50,300 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:50,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:50,301 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:50,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:50,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:50,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:50,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:50,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:50,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:50,306 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:50,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:50,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:50,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:50,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:50,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:50,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:50,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:50,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:50,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:50,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:50,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:50,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:50,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:50,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:50,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:50,315 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 -> c9805a3494eacbd4cbafa012510af1c588e291d0 [2019-11-24 20:55:50,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:50,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:50,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:50,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:50,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:50,898 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-24 20:55:51,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b285ced6d/fde71dbd2b854c4298071fa04f460124/FLAGdf432594c [2019-11-24 20:55:52,532 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:52,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-24 20:55:52,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b285ced6d/fde71dbd2b854c4298071fa04f460124/FLAGdf432594c [2019-11-24 20:55:52,609 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b285ced6d/fde71dbd2b854c4298071fa04f460124 [2019-11-24 20:55:52,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:52,622 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:52,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:52,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:52,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:52,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:52, skipping insertion in model container [2019-11-24 20:55:52,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:52" (1/1) ... [2019-11-24 20:55:52,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:52,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:54,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:54,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:55,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:55,334 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:55,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:55 WrapperNode [2019-11-24 20:55:55,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:55,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:55,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:55,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:55,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:55" (1/1) ... [2019-11-24 20:55:55,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:55" (1/1) ... [2019-11-24 20:55:55,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:55,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:55,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:55,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:55,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:55" (1/1) ... [2019-11-24 20:55:55,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:55" (1/1) ... [2019-11-24 20:55:55,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:55" (1/1) ... [2019-11-24 20:55:55,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:55" (1/1) ... [2019-11-24 20:55:55,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:55" (1/1) ... [2019-11-24 20:55:55,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:55" (1/1) ... [2019-11-24 20:55:55,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:55" (1/1) ... [2019-11-24 20:55:56,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:56,041 INFO L168 Benchmark]: Toolchain (without parser) took 3414.07 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 892.3 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,042 INFO L168 Benchmark]: CDTParser took 2.04 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. [2019-11-24 20:55:56,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2712.91 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 938.3 MB in the end (delta: 17.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 382.95 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 915.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,057 INFO L168 Benchmark]: Boogie Preprocessor took 308.71 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 892.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,068 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.04 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 2712.91 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 938.3 MB in the end (delta: 17.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 382.95 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 915.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 308.71 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 892.3 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 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 0.1.24-32f2683 [2019-11-24 20:56:00,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:00,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:00,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:00,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:00,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:00,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:00,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:00,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:00,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:00,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:00,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:00,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:00,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:00,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:00,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:00,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:00,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:00,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:00,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:00,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:00,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:00,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:00,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:00,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:00,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:00,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:00,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:00,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:00,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:00,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:00,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:00,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:00,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:00,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:00,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:00,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:00,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:00,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:00,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:00,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:00,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:00,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:00,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:00,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:00,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:00,284 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:00,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:00,284 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:00,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:00,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:00,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:00,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:00,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:00,289 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:00,290 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:00,292 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:00,292 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:00,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:00,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:00,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:00,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:00,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:00,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:00,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:00,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:00,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:00,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:00,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:00,299 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:00,299 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:00,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:00,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:00,302 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 -> c9805a3494eacbd4cbafa012510af1c588e291d0 [2019-11-24 20:56:00,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:00,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:00,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:00,925 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:00,926 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:00,928 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-24 20:56:01,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0035f8b46/580570fb43d841d78c620c364ab21303/FLAG7a774f8af [2019-11-24 20:56:02,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:02,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-24 20:56:02,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0035f8b46/580570fb43d841d78c620c364ab21303/FLAG7a774f8af [2019-11-24 20:56:02,579 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0035f8b46/580570fb43d841d78c620c364ab21303 [2019-11-24 20:56:02,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:02,592 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:02,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:02,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:02,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:02,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:02,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02, skipping insertion in model container [2019-11-24 20:56:02,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:02,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:02,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:04,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:04,666 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:05,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:05,282 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:05,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05 WrapperNode [2019-11-24 20:56:05,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:05,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:05,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:05,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:05,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:05,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:05,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:05,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:05,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:05,867 INFO L168 Benchmark]: Toolchain (without parser) took 3270.18 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 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:05,870 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-24 20:56:05,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2687.73 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:05,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.12 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:05,879 INFO L168 Benchmark]: Boogie Preprocessor took 301.15 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:05,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2687.73 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 271.12 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 301.15 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...