./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label06.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 efd71a57cd4457ad6c114bfe7c857bcc7788c3aa .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label06.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 efd71a57cd4457ad6c114bfe7c857bcc7788c3aa ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:39,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:39,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:39,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:39,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:39,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:39,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:39,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:39,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:39,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:39,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:39,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:39,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:39,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:39,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:39,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:39,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:39,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:39,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:39,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:39,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:39,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:39,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:39,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:39,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:39,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:39,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:39,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:39,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:39,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:39,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:39,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:39,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:39,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:39,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:39,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:39,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:39,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:39,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:39,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:39,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:39,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:39,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:39,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:39,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:39,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:39,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:39,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:39,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:39,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:39,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:39,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:39,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:39,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:39,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:39,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:39,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:39,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:39,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:39,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:39,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:39,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:39,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:39,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:39,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:39,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:39,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:39,315 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:39,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:39,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:39,317 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 -> efd71a57cd4457ad6c114bfe7c857bcc7788c3aa [2019-11-27 09:21:39,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:39,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:39,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:39,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:39,947 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:39,949 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label06.c [2019-11-27 09:21:40,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8733efd79/f2becd9094704697bb3d7a24eb02e3e7/FLAGaf57b0854 [2019-11-27 09:21:41,552 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:41,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label06.c [2019-11-27 09:21:41,599 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8733efd79/f2becd9094704697bb3d7a24eb02e3e7/FLAGaf57b0854 [2019-11-27 09:21:41,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8733efd79/f2becd9094704697bb3d7a24eb02e3e7 [2019-11-27 09:21:41,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:41,652 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:41,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:41,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:41,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:41,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,679 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 09:21:41, skipping insertion in model container [2019-11-27 09:21:41,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:41,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:43,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:43,506 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:44,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:44,146 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:44,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44 WrapperNode [2019-11-27 09:21:44,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:44,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:44,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:44,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:44,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:44,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:44,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:44,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:44,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:44,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:44,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:44,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:44,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:44,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:44,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:44,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:44,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:44" (1/1) ... [2019-11-27 09:21:44,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:44,829 INFO L168 Benchmark]: Toolchain (without parser) took 3168.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.8 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:44,830 INFO L168 Benchmark]: CDTParser took 0.34 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 09:21:44,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2492.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:44,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 340.09 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:44,840 INFO L168 Benchmark]: Boogie Preprocessor took 327.05 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:44,855 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2492.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 340.09 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 327.05 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:48,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:48,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:49,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:49,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:49,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:49,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:49,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:49,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:49,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:49,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:49,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:49,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:49,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:49,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:49,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:49,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:49,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:49,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:49,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:49,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:49,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:49,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:49,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:49,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:49,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:49,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:49,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:49,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:49,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:49,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:49,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:49,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:49,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:49,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:49,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:49,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:49,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:49,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:49,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:49,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:49,167 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:49,208 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:49,210 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:49,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:49,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:49,216 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:49,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:49,218 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:49,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:49,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:49,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:49,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:49,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:49,223 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:49,224 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:49,224 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:49,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:49,225 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:49,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:49,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:49,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:49,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:49,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:49,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:49,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:49,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:49,230 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:49,233 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:49,233 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:49,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:49,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:49,235 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 -> efd71a57cd4457ad6c114bfe7c857bcc7788c3aa [2019-11-27 09:21:49,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:49,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:49,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:49,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:49,903 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:49,905 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label06.c [2019-11-27 09:21:50,067 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffcfba2c3/b7ddc13005864c01a35bb7f6a617fb0f/FLAG07b5929a0 [2019-11-27 09:21:51,495 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:51,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label06.c [2019-11-27 09:21:51,538 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffcfba2c3/b7ddc13005864c01a35bb7f6a617fb0f/FLAG07b5929a0 [2019-11-27 09:21:51,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffcfba2c3/b7ddc13005864c01a35bb7f6a617fb0f [2019-11-27 09:21:51,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:51,588 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:51,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:51,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:51,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:51,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:51" (1/1) ... [2019-11-27 09:21:51,614 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 09:21:51, skipping insertion in model container [2019-11-27 09:21:51,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:51" (1/1) ... [2019-11-27 09:21:51,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:51,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:53,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:53,442 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:54,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:54,145 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:54,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54 WrapperNode [2019-11-27 09:21:54,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:54,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:54,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:54,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:54,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:54,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:54,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:54,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:54,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:54,711 INFO L168 Benchmark]: Toolchain (without parser) took 3117.21 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 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:54,712 INFO L168 Benchmark]: CDTParser took 1.54 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 09:21:54,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2558.62 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 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:54,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 300.06 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:54,720 INFO L168 Benchmark]: Boogie Preprocessor took 249.68 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:54,733 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 2558.62 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 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 300.06 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.68 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 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...