./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label09.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 c896360830ff8b0574c029e3cde358b7dc7cde03 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label09.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 c896360830ff8b0574c029e3cde358b7dc7cde03 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:01,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:01,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:01,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:01,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:01,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:01,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:01,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:01,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:01,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:01,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:01,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:01,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:01,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:01,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:01,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:01,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:01,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:01,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:01,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:01,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:01,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:01,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:01,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:01,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:01,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:01,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:01,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:01,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:01,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:01,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:01,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:01,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:01,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:01,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:01,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:01,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:01,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:01,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:01,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:01,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:01,332 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:01,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:01,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:01,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:01,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:01,383 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:01,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:01,384 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:01,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:01,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:01,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:01,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:01,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:01,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:01,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:01,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:01,391 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:01,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:01,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:01,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:01,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:01,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:01,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:01,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:01,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:01,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:01,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:01,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:01,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:01,398 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 -> c896360830ff8b0574c029e3cde358b7dc7cde03 [2019-11-26 16:34:01,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:01,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:01,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:01,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:01,954 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:01,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label09.c [2019-11-26 16:34:02,131 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/098fcb2a1/bd30ff7d12c5429aaa1088f173f3bf56/FLAGe5b5f2cfe [2019-11-26 16:34:03,355 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:03,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label09.c [2019-11-26 16:34:03,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/098fcb2a1/bd30ff7d12c5429aaa1088f173f3bf56/FLAGe5b5f2cfe [2019-11-26 16:34:03,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/098fcb2a1/bd30ff7d12c5429aaa1088f173f3bf56 [2019-11-26 16:34:03,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:03,439 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:03,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:03,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:03,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:03,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:03" (1/1) ... [2019-11-26 16:34:03,463 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 26.11 04:34:03, skipping insertion in model container [2019-11-26 16:34:03,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:03" (1/1) ... [2019-11-26 16:34:03,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:03,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:04,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:04,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:04,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:05,004 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:05,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05 WrapperNode [2019-11-26 16:34:05,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:05,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:05,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:05,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:05,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:05,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:05,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:05,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:05,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:05,421 INFO L168 Benchmark]: Toolchain (without parser) took 1974.06 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 961.8 MB in the end (delta: -144.7 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:05,424 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-26 16:34:05,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1566.87 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 979.0 MB in the end (delta: -17.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:05,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.47 ms. Allocated memory is still 1.0 GB. Free memory was 979.0 MB in the beginning and 973.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:05,436 INFO L168 Benchmark]: Boogie Preprocessor took 186.09 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 961.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:05,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1566.87 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 979.0 MB in the end (delta: -17.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.47 ms. Allocated memory is still 1.0 GB. Free memory was 979.0 MB in the beginning and 973.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.09 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 961.8 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 0.1.24-025d5a2 [2019-11-26 16:34:09,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:09,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:09,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:09,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:09,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:09,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:09,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:09,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:09,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:09,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:09,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:09,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:09,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:09,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:09,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:09,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:09,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:09,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:09,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:09,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:09,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:09,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:09,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:09,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:09,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:09,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:09,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:09,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:09,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:09,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:09,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:09,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:09,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:09,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:09,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:09,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:09,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:09,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:09,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:09,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:09,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:09,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:09,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:09,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:09,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:09,441 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:09,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:09,442 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:09,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:09,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:09,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:09,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:09,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:09,446 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:09,446 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:09,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:09,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:09,449 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:09,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:09,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:09,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:09,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:09,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:09,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:09,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:09,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:09,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:09,454 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:09,456 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:09,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:09,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:09,459 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 -> c896360830ff8b0574c029e3cde358b7dc7cde03 [2019-11-26 16:34:10,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:10,066 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:10,072 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:10,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:10,080 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:10,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label09.c [2019-11-26 16:34:10,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b09dda7/94397acc1f784311a3fa5740ba58c015/FLAG7bdb4d5fa [2019-11-26 16:34:11,478 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:11,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label09.c [2019-11-26 16:34:11,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b09dda7/94397acc1f784311a3fa5740ba58c015/FLAG7bdb4d5fa [2019-11-26 16:34:11,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b09dda7/94397acc1f784311a3fa5740ba58c015 [2019-11-26 16:34:11,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:11,569 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:11,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:11,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:11,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:11,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:11,590 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 26.11 04:34:11, skipping insertion in model container [2019-11-26 16:34:11,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:11" (1/1) ... [2019-11-26 16:34:11,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:11,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:12,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:12,752 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:13,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:13,082 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:13,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13 WrapperNode [2019-11-26 16:34:13,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:13,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:13,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:13,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:13,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:13,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:13,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:13,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:13,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:13,488 INFO L168 Benchmark]: Toolchain (without parser) took 1914.32 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 6.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:13,489 INFO L168 Benchmark]: CDTParser took 0.93 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. [2019-11-26 16:34:13,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1514.60 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:13,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.81 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:13,498 INFO L168 Benchmark]: Boogie Preprocessor took 194.87 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:13,512 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 1514.60 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.81 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.87 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 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...