./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label06.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/Problem18_label06.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 928d29f79a44b634524d0f3d5905f0312d5a781e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label06.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 928d29f79a44b634524d0f3d5905f0312d5a781e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:59:57,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:57,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:57,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:57,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:57,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:57,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:57,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:57,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:57,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:57,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:57,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:57,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:57,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:57,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:57,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:57,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:57,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:57,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:57,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:57,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:57,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:57,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:57,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:57,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:57,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:57,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:57,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:57,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:57,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:57,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:57,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:57,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:57,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:57,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:57,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:57,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:57,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:57,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:57,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:57,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:57,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:57,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:57,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:57,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:57,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:57,401 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:57,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:57,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:57,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:57,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:57,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:57,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:57,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:57,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:57,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:57,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:57,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:57,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:57,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:57,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:57,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:57,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:57,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:57,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:57,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:57,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:57,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:57,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:57,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:57,415 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 -> 928d29f79a44b634524d0f3d5905f0312d5a781e [2019-11-27 15:59:57,939 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:57,971 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:57,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:57,981 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:57,984 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:57,986 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label06.c [2019-11-27 15:59:58,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd9a1ec57/65715a915f67426482032d630879f1d4/FLAG8fe804617 [2019-11-27 15:59:59,899 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:59,901 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label06.c [2019-11-27 15:59:59,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd9a1ec57/65715a915f67426482032d630879f1d4/FLAG8fe804617 [2019-11-27 16:00:00,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd9a1ec57/65715a915f67426482032d630879f1d4 [2019-11-27 16:00:00,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:00,024 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:00,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:00,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:00,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:00,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,048 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 04:00:00, skipping insertion in model container [2019-11-27 16:00:00,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:00,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:02,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:02,734 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:03,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:03,807 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:03,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03 WrapperNode [2019-11-27 16:00:03,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:03,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:03,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:03,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:03,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:03,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:04,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:04,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:04,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:04,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:04,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:03" (1/1) ... [2019-11-27 16:00:05,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:05,022 INFO L168 Benchmark]: Toolchain (without parser) took 4994.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.6 MB in the end (delta: 146.6 MB). Peak memory consumption was 146.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,023 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. [2019-11-27 16:00:05,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3783.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 580.56 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 832.8 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,034 INFO L168 Benchmark]: Boogie Preprocessor took 618.90 ms. Allocated memory is still 1.0 GB. Free memory was 832.8 MB in the beginning and 803.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,044 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 3783.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 580.56 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 832.8 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 618.90 ms. Allocated memory is still 1.0 GB. Free memory was 832.8 MB in the beginning and 803.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 16:00:08,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:08,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:08,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:08,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:08,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:08,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:08,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:08,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:08,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:08,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:08,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:08,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:08,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:08,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:08,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:08,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:08,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:08,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:09,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:09,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:09,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:09,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:09,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:09,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:09,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:09,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:09,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:09,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:09,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:09,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:09,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:09,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:09,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:09,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:09,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:09,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:09,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:09,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:09,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:09,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:09,068 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:09,108 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:09,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:09,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:09,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:09,117 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:09,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:09,120 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:09,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:09,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:09,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:09,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:09,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:09,123 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:09,123 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:09,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:09,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:09,125 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:09,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:09,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:09,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:09,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:09,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:09,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:09,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:09,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:09,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:09,131 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:09,132 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:09,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:09,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:09,135 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 -> 928d29f79a44b634524d0f3d5905f0312d5a781e [2019-11-27 16:00:09,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:09,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:09,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:09,835 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:09,836 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:09,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label06.c [2019-11-27 16:00:09,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a59217ac2/5085fe90f859498ab696a64c1c7ca3e9/FLAGe2c4d8652 [2019-11-27 16:00:11,608 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:11,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label06.c [2019-11-27 16:00:11,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a59217ac2/5085fe90f859498ab696a64c1c7ca3e9/FLAGe2c4d8652 [2019-11-27 16:00:11,719 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a59217ac2/5085fe90f859498ab696a64c1c7ca3e9 [2019-11-27 16:00:11,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:11,733 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:11,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:11,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:11,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:11,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:11,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11, skipping insertion in model container [2019-11-27 16:00:11,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:11,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:11,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:15,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:15,447 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:16,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:16,600 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:16,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16 WrapperNode [2019-11-27 16:00:16,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:16,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:16,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:16,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:16,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:16,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:17,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:17,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:17,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:17,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:17,509 INFO L168 Benchmark]: Toolchain (without parser) took 5774.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,512 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:17,514 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4865.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,515 INFO L168 Benchmark]: Boogie Procedure Inliner took 462.88 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,521 INFO L168 Benchmark]: Boogie Preprocessor took 434.53 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4865.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 462.88 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 434.53 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...