./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label00.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 5833aa667220d939784963858fed7a7fea3ff738 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label00.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 5833aa667220d939784963858fed7a7fea3ff738 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:46:11,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:11,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:11,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:11,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:11,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:11,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:11,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:11,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:11,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:11,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:11,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:11,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:11,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:11,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:11,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:11,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:11,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:11,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:11,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:11,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:11,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:11,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:11,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:11,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:11,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:11,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:11,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:11,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:11,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:11,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:11,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:11,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:11,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:11,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:11,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:11,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:11,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:11,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:11,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:11,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:11,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:11,355 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:11,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:11,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:11,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:11,362 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:11,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:11,363 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:11,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:11,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:11,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:11,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:11,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:11,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:11,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:11,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:11,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:11,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:11,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:11,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:11,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:11,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:11,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:11,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:11,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:11,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:11,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:11,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:11,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:11,377 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 -> 5833aa667220d939784963858fed7a7fea3ff738 [2019-11-27 15:46:11,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:11,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:11,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:11,955 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:11,957 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:11,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label00.c [2019-11-27 15:46:12,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce03cfd48/d219425a916f4176a96c40d7041b3ef6/FLAG26f29ee47 [2019-11-27 15:46:14,146 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:14,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label00.c [2019-11-27 15:46:14,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce03cfd48/d219425a916f4176a96c40d7041b3ef6/FLAG26f29ee47 [2019-11-27 15:46:14,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce03cfd48/d219425a916f4176a96c40d7041b3ef6 [2019-11-27 15:46:14,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:14,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:14,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:14,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:14,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:14,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:14" (1/1) ... [2019-11-27 15:46:14,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:14, skipping insertion in model container [2019-11-27 15:46:14,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:14" (1/1) ... [2019-11-27 15:46:14,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:14,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:19,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:19,630 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:22,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:22,568 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:22,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:22 WrapperNode [2019-11-27 15:46:22,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:22,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:22,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:22,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:22,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:22" (1/1) ... [2019-11-27 15:46:22,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:22" (1/1) ... [2019-11-27 15:46:23,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:23,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:23,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:23,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:23,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:22" (1/1) ... [2019-11-27 15:46:23,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:22" (1/1) ... [2019-11-27 15:46:23,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:22" (1/1) ... [2019-11-27 15:46:23,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:22" (1/1) ... [2019-11-27 15:46:23,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:22" (1/1) ... [2019-11-27 15:46:23,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:22" (1/1) ... [2019-11-27 15:46:24,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:22" (1/1) ... [2019-11-27 15:46:24,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:24,162 INFO L168 Benchmark]: Toolchain (without parser) took 9830.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 773.7 MB in the end (delta: 159.3 MB). Peak memory consumption was 159.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:24,163 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:46:24,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8241.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 897.3 MB in the end (delta: 35.7 MB). Peak memory consumption was 271.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:24,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 701.36 ms. Allocated memory is still 1.0 GB. Free memory was 897.3 MB in the beginning and 824.2 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:24,176 INFO L168 Benchmark]: Boogie Preprocessor took 874.90 ms. Allocated memory is still 1.0 GB. Free memory was 824.2 MB in the beginning and 773.7 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:24,186 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 8241.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 897.3 MB in the end (delta: 35.7 MB). Peak memory consumption was 271.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 701.36 ms. Allocated memory is still 1.0 GB. Free memory was 897.3 MB in the beginning and 824.2 MB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 874.90 ms. Allocated memory is still 1.0 GB. Free memory was 824.2 MB in the beginning and 773.7 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 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 0.1.24-509859d [2019-11-27 15:46:28,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:28,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:28,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:28,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:28,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:28,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:28,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:28,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:28,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:28,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:28,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:28,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:28,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:28,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:28,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:28,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:28,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:28,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:28,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:28,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:28,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:28,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:28,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:28,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:28,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:28,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:28,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:28,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:28,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:28,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:28,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:28,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:28,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:28,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:28,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:28,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:28,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:28,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:28,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:28,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:28,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:28,331 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:28,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:28,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:28,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:28,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:28,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:28,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:28,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:28,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:28,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:28,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:28,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:28,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:28,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:28,346 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:28,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:28,348 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:28,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:28,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:28,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:28,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:28,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:28,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:28,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:28,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:28,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:28,355 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:28,356 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:28,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:28,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:28,358 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 -> 5833aa667220d939784963858fed7a7fea3ff738 [2019-11-27 15:46:28,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:28,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:28,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:29,002 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:29,005 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:29,007 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label00.c [2019-11-27 15:46:29,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e19c009/ab30edba6ab94450810d95b3c6c9cb2d/FLAGa026577f6 [2019-11-27 15:46:31,256 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:31,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label00.c [2019-11-27 15:46:31,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e19c009/ab30edba6ab94450810d95b3c6c9cb2d/FLAGa026577f6 [2019-11-27 15:46:31,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e19c009/ab30edba6ab94450810d95b3c6c9cb2d [2019-11-27 15:46:31,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:31,427 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:31,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:31,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:31,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:31,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:31" (1/1) ... [2019-11-27 15:46:31,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:31, skipping insertion in model container [2019-11-27 15:46:31,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:31" (1/1) ... [2019-11-27 15:46:31,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:31,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:36,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:36,497 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:38,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:39,077 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:39,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39 WrapperNode [2019-11-27 15:46:39,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:39,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:39,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:39,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:39,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:39,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:39,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:39,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:39,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:39,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:39,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:39,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:40,683 INFO L168 Benchmark]: Toolchain (without parser) took 9251.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 761.1 MB in the end (delta: 171.9 MB). Peak memory consumption was 172.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:40,684 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:46:40,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7648.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 888.3 MB in the end (delta: 44.8 MB). Peak memory consumption was 269.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:40,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 849.05 ms. Allocated memory is still 1.0 GB. Free memory was 888.3 MB in the beginning and 812.3 MB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:40,694 INFO L168 Benchmark]: Boogie Preprocessor took 743.69 ms. Allocated memory is still 1.0 GB. Free memory was 812.3 MB in the beginning and 761.1 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:40,705 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 7648.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 888.3 MB in the end (delta: 44.8 MB). Peak memory consumption was 269.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 849.05 ms. Allocated memory is still 1.0 GB. Free memory was 888.3 MB in the beginning and 812.3 MB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 743.69 ms. Allocated memory is still 1.0 GB. Free memory was 812.3 MB in the beginning and 761.1 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...