./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label22.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/Problem02_label22.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 03d2eba0c96e405e42abc242d8ae37d66c66f111 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label22.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 03d2eba0c96e405e42abc242d8ae37d66c66f111 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:40:04,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:04,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:04,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:04,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:04,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:04,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:04,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:04,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:04,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:04,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:04,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:04,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:04,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:04,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:04,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:04,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:04,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:04,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:04,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:04,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:04,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:04,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:04,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:04,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:04,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:04,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:04,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:04,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:04,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:04,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:04,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:04,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:04,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:04,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:04,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:04,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:04,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:04,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:04,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:04,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:04,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:04,368 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:04,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:04,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:04,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:04,374 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:04,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:04,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:04,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:04,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:04,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:04,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:04,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:04,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:04,381 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:04,382 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:04,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:04,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:04,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:04,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:04,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:04,386 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:04,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:04,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:04,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:04,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:04,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:04,390 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:04,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:04,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:04,391 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 -> 03d2eba0c96e405e42abc242d8ae37d66c66f111 [2019-11-24 20:40:04,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:04,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:04,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:04,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:04,988 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:04,990 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2019-11-24 20:40:05,147 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64157bbec/98e2042383334e07b89c35b4400a565f/FLAGf8479ba05 [2019-11-24 20:40:06,377 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:06,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2019-11-24 20:40:06,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64157bbec/98e2042383334e07b89c35b4400a565f/FLAGf8479ba05 [2019-11-24 20:40:06,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64157bbec/98e2042383334e07b89c35b4400a565f [2019-11-24 20:40:06,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:06,468 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:06,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:06,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:06,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:06,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:06" (1/1) ... [2019-11-24 20:40:06,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:06, skipping insertion in model container [2019-11-24 20:40:06,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:06" (1/1) ... [2019-11-24 20:40:06,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:06,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:07,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:07,625 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:07,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:07,934 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:07,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07 WrapperNode [2019-11-24 20:40:07,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:07,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:07,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:07,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:07,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:08,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:08,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:08,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:08,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:08,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:08,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:08,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:08,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:08,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:08,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:08,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:08,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:07" (1/1) ... [2019-11-24 20:40:08,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:08,367 INFO L168 Benchmark]: Toolchain (without parser) took 1895.46 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 966.0 MB in the end (delta: -4.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:08,368 INFO L168 Benchmark]: CDTParser took 2.33 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 20:40:08,371 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1464.19 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 977.5 MB in the end (delta: -15.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:08,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.43 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 971.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:08,379 INFO L168 Benchmark]: Boogie Preprocessor took 184.40 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:08,390 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.33 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 1464.19 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 977.5 MB in the end (delta: -15.8 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.43 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 971.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.40 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. 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 20:40:12,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:12,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:12,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:12,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:12,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:12,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:12,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:12,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:12,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:12,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:12,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:12,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:12,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:12,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:12,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:12,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:12,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:12,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:12,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:12,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:12,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:12,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:12,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:12,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:12,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:12,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:12,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:12,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:12,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:12,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:12,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:12,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:12,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:12,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:12,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:12,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:12,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:12,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:12,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:12,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:12,357 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:12,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:12,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:12,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:12,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:12,409 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:12,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:12,410 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:12,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:12,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:12,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:12,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:12,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:12,416 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:12,417 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:12,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:12,418 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:12,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:12,419 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:12,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:12,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:12,421 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:12,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:12,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:12,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:12,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:12,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:12,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:12,425 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:12,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:12,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:12,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:12,430 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 -> 03d2eba0c96e405e42abc242d8ae37d66c66f111 [2019-11-24 20:40:12,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:12,991 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:12,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:13,002 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:13,005 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:13,006 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2019-11-24 20:40:13,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700a58ee7/f7e064f75e674502bda39d65eb4c2b20/FLAG8cb1e703b [2019-11-24 20:40:14,364 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:14,368 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2019-11-24 20:40:14,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700a58ee7/f7e064f75e674502bda39d65eb4c2b20/FLAG8cb1e703b [2019-11-24 20:40:14,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700a58ee7/f7e064f75e674502bda39d65eb4c2b20 [2019-11-24 20:40:14,424 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:14,427 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:14,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:14,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:14,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:14,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:14" (1/1) ... [2019-11-24 20:40:14,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:14, skipping insertion in model container [2019-11-24 20:40:14,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:14" (1/1) ... [2019-11-24 20:40:14,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:14,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:15,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:15,558 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:15,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:15,869 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:15,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15 WrapperNode [2019-11-24 20:40:15,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:15,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:15,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:15,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:15,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:15,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:16,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:16,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:16,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:16,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:16,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:16,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:16,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:16,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:16,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:16,221 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:16,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:15" (1/1) ... [2019-11-24 20:40:16,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:16,279 INFO L168 Benchmark]: Toolchain (without parser) took 1849.13 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:16,288 INFO L168 Benchmark]: CDTParser took 1.33 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 20:40:16,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1440.69 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:16,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.48 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:16,300 INFO L168 Benchmark]: Boogie Preprocessor took 204.30 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 955.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:16,314 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 1440.69 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 196.48 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.30 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 955.0 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...