./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label49.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/Problem01_label49.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 083cea80584760e424718c2c8c78f2ce2da05adc ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label49.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 083cea80584760e424718c2c8c78f2ce2da05adc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:42:50,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:50,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:50,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:50,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:50,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:50,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:50,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:50,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:50,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:50,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:50,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:50,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:50,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:50,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:50,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:50,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:50,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:50,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:50,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:50,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:50,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:50,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:50,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:50,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:50,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:50,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:50,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:50,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:50,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:50,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:50,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:50,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:50,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:50,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:50,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:50,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:50,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:50,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:50,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:50,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:50,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:50,233 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:50,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:50,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:50,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:50,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:50,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:50,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:50,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:50,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:50,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:50,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:50,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:50,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:50,248 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:50,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:50,251 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:50,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:50,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:50,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:50,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:50,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:50,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:50,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:50,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:50,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:50,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:50,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:50,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:50,260 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 -> 083cea80584760e424718c2c8c78f2ce2da05adc [2019-11-27 15:42:50,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:50,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:50,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:50,923 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:50,924 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:50,926 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-27 15:42:51,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4c30999c/bc3ba111f1504fdabe0f689140a9a9a8/FLAG2102118e8 [2019-11-27 15:42:52,384 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:52,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-27 15:42:52,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4c30999c/bc3ba111f1504fdabe0f689140a9a9a8/FLAG2102118e8 [2019-11-27 15:42:52,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4c30999c/bc3ba111f1504fdabe0f689140a9a9a8 [2019-11-27 15:42:52,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:52,472 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:52,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:52,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:52,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:52,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:52" (1/1) ... [2019-11-27 15:42:52,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3225affb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:52, skipping insertion in model container [2019-11-27 15:42:52,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:52" (1/1) ... [2019-11-27 15:42:52,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:52,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:53,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:53,764 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:54,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:54,089 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:54,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54 WrapperNode [2019-11-27 15:42:54,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:54,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:54,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:54,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:54,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:54,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:54,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:54,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:54,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:54,492 INFO L168 Benchmark]: Toolchain (without parser) took 2014.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 961.6 MB in the end (delta: -1.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:54,501 INFO L168 Benchmark]: CDTParser took 2.57 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 15:42:54,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1612.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:54,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.55 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:54,510 INFO L168 Benchmark]: Boogie Preprocessor took 189.91 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:54,527 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57 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 1612.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.55 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.91 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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 0.1.24-509859d [2019-11-27 15:42:58,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:58,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:58,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:58,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:58,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:58,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:58,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:58,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:58,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:58,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:58,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:58,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:58,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:58,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:58,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:58,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:58,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:58,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:58,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:58,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:58,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:58,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:58,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:58,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:58,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:58,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:58,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:58,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:58,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:58,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:58,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:58,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:58,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:58,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:58,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:58,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:58,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:58,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:58,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:58,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:58,589 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:58,631 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:58,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:58,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:58,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:58,641 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:58,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:58,641 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:58,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:58,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:58,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:58,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:58,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:58,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:58,647 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:58,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:58,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:58,651 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:58,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:58,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:58,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:58,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:58,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:58,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:58,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:58,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:58,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:58,656 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:58,656 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:58,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:58,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:58,658 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 -> 083cea80584760e424718c2c8c78f2ce2da05adc [2019-11-27 15:42:59,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:59,247 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:59,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:59,257 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:59,260 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:59,262 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-27 15:42:59,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c45c97c/8c82af3d5f8748468d32104f31615b31/FLAGf0707ad4d [2019-11-27 15:43:00,703 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:00,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-27 15:43:00,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c45c97c/8c82af3d5f8748468d32104f31615b31/FLAGf0707ad4d [2019-11-27 15:43:00,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26c45c97c/8c82af3d5f8748468d32104f31615b31 [2019-11-27 15:43:00,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:00,795 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:00,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:00,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:00,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:00,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:00" (1/1) ... [2019-11-27 15:43:00,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:00, skipping insertion in model container [2019-11-27 15:43:00,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:00" (1/1) ... [2019-11-27 15:43:00,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:00,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:02,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:02,082 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:02,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:02,414 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:02,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02 WrapperNode [2019-11-27 15:43:02,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:02,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:02,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:02,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:02,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:02,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:02,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:02,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:02,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:02,864 INFO L168 Benchmark]: Toolchain (without parser) took 2067.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,868 INFO L168 Benchmark]: CDTParser took 2.95 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 15:43:02,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1619.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,873 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.39 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,877 INFO L168 Benchmark]: Boogie Preprocessor took 191.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,891 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 1619.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.39 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 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...