./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem17_label42.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 740d37379aea2fad5292fccf2ef7f37563d48343 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label42.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 740d37379aea2fad5292fccf2ef7f37563d48343 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:46,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:46,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:46,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:46,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:46,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:46,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:46,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:46,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:46,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:46,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:46,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:46,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:46,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:46,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:46,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:46,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:46,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:46,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:46,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:46,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:46,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:46,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:46,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:46,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:46,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:46,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:46,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:46,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:46,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:46,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:46,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:46,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:46,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:46,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:46,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:46,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:46,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:46,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:46,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:46,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:46,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:46,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:46,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:46,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:46,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:46,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:46,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:46,400 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:46,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:46,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:46,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:46,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:46,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:46,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:46,402 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:46,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:46,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:46,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:46,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:46,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:46,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:46,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:46,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:46,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:46,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:46,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:46,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:46,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:46,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:46,413 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 -> 740d37379aea2fad5292fccf2ef7f37563d48343 [2019-11-25 22:42:47,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:47,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:47,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:47,097 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:47,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:47,102 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label42.c [2019-11-25 22:42:47,261 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/907c63f81/733d15a0928c409cbd7de7173ad831ab/FLAG2c493fedf [2019-11-25 22:42:48,805 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:48,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label42.c [2019-11-25 22:42:48,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/907c63f81/733d15a0928c409cbd7de7173ad831ab/FLAG2c493fedf [2019-11-25 22:42:48,903 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/907c63f81/733d15a0928c409cbd7de7173ad831ab [2019-11-25 22:42:48,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:48,915 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:48,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:48,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:48,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:48,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:48,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48, skipping insertion in model container [2019-11-25 22:42:48,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:48,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:49,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:51,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:51,350 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:52,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:52,402 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:52,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:52 WrapperNode [2019-11-25 22:42:52,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:52,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:52,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:52,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:52,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:52" (1/1) ... [2019-11-25 22:42:52,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:52" (1/1) ... [2019-11-25 22:42:53,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:53,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:53,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:53,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:53,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:52" (1/1) ... [2019-11-25 22:42:53,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:52" (1/1) ... [2019-11-25 22:42:53,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:52" (1/1) ... [2019-11-25 22:42:53,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:52" (1/1) ... [2019-11-25 22:42:53,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:52" (1/1) ... [2019-11-25 22:42:53,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:52" (1/1) ... [2019-11-25 22:42:53,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:52" (1/1) ... [2019-11-25 22:42:53,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:53,782 INFO L168 Benchmark]: Toolchain (without parser) took 4860.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.5 MB in the end (delta: 180.4 MB). Peak memory consumption was 180.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:53,783 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:42:53,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3482.80 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 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:53,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 665.99 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:53,793 INFO L168 Benchmark]: Boogie Preprocessor took 701.21 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 775.5 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:53,804 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 3482.80 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 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 665.99 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 701.21 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 775.5 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 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 0.1.24-65d6cd2 [2019-11-25 22:42:57,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:57,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:57,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:57,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:57,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:57,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:57,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:57,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:57,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:57,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:57,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:57,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:57,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:57,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:57,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:57,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:57,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:57,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:57,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:57,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:57,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:57,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:57,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:57,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:57,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:57,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:57,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:57,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:57,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:57,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:57,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:57,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:57,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:57,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:57,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:57,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:57,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:57,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:57,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:57,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:57,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:57,848 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:57,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:57,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:57,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:57,861 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:57,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:57,862 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:57,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:57,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:57,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:57,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:57,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:57,866 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:57,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:57,869 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:57,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:57,869 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:57,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:57,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:57,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:57,872 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:57,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:57,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:57,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:57,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:57,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:57,876 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:57,876 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:57,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:57,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:57,882 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 -> 740d37379aea2fad5292fccf2ef7f37563d48343 [2019-11-25 22:42:58,499 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:58,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:58,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:58,543 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:58,544 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:58,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label42.c [2019-11-25 22:42:58,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f24c6a117/779a53554b5b4154a136294777f5b221/FLAG901c3891f [2019-11-25 22:43:00,257 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:00,260 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label42.c [2019-11-25 22:43:00,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f24c6a117/779a53554b5b4154a136294777f5b221/FLAG901c3891f [2019-11-25 22:43:00,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f24c6a117/779a53554b5b4154a136294777f5b221 [2019-11-25 22:43:00,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:00,376 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:00,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:00,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:00,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:00,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:00" (1/1) ... [2019-11-25 22:43:00,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:00, skipping insertion in model container [2019-11-25 22:43:00,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:00" (1/1) ... [2019-11-25 22:43:00,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:00,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:03,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:03,241 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:04,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:04,420 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:04,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04 WrapperNode [2019-11-25 22:43:04,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:04,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:04,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:04,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:04,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:04,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:04,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:04,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:04,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:04,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:04,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:04,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:04,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:04,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:05,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:05,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:05,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:05,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:05,244 INFO L168 Benchmark]: Toolchain (without parser) took 4868.57 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 782.1 MB in the end (delta: 173.9 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:05,245 INFO L168 Benchmark]: CDTParser took 2.81 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. [2019-11-25 22:43:05,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4045.78 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:05,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 418.23 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:05,250 INFO L168 Benchmark]: Boogie Preprocessor took 393.94 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:05,257 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 4045.78 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 418.23 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 393.94 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...