./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label22.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/Problem10_label22.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e7994a8c4891a75790b4e3789163303adc4f9200 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem10_label22.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e7994a8c4891a75790b4e3789163303adc4f9200 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:54:01,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:01,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:01,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:01,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:01,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:01,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:01,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:01,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:01,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:01,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:01,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:01,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:01,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:01,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:01,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:01,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:02,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:02,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:02,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:02,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:02,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:02,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:02,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:02,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:02,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:02,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:02,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:02,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:02,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:02,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:02,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:02,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:02,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:02,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:02,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:02,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:02,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:02,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:02,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:02,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:02,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:02,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:02,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:02,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:02,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:02,128 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:02,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:02,129 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:02,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:02,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:02,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:02,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:02,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:02,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:02,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:02,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:02,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:02,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:02,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:02,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:02,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:02,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:02,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:02,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:02,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:02,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:02,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:02,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:02,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:02,142 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 -> e7994a8c4891a75790b4e3789163303adc4f9200 [2019-11-27 15:54:02,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:02,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:02,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:02,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:02,740 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:02,743 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label22.c [2019-11-27 15:54:02,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/accfc5af1/84596065aca64751961f58a61b35c270/FLAG25f78016a [2019-11-27 15:54:04,166 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:04,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label22.c [2019-11-27 15:54:04,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/accfc5af1/84596065aca64751961f58a61b35c270/FLAG25f78016a [2019-11-27 15:54:04,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/accfc5af1/84596065aca64751961f58a61b35c270 [2019-11-27 15:54:04,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:04,246 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:04,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:04,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:04,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:04,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:04" (1/1) ... [2019-11-27 15:54:04,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e2c250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:04, skipping insertion in model container [2019-11-27 15:54:04,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:04" (1/1) ... [2019-11-27 15:54:04,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:04,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:05,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:05,519 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:05,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:05,887 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:05,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05 WrapperNode [2019-11-27 15:54:05,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:05,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:05,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:05,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:05,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:05,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:06,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:06,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:06,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:06,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:06,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:06,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:06,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:06,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:06,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:06,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:06,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:06,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:06,338 INFO L168 Benchmark]: Toolchain (without parser) took 2086.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:06,339 INFO L168 Benchmark]: CDTParser took 0.42 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 15:54:06,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1640.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:06,345 INFO L168 Benchmark]: Boogie Procedure Inliner took 254.01 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:06,347 INFO L168 Benchmark]: Boogie Preprocessor took 182.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:06,359 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1640.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 254.01 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:54:10,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:10,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:10,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:10,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:10,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:10,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:10,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:10,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:10,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:10,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:10,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:10,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:10,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:10,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:10,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:10,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:10,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:10,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:10,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:10,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:10,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:10,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:10,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:10,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:10,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:10,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:10,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:10,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:10,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:10,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:10,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:10,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:10,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:10,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:10,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:10,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:10,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:10,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:10,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:10,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:10,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:10,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:10,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:10,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:10,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:10,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:10,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:10,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:10,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:10,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:10,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:10,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:10,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:10,481 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:10,483 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:10,483 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:10,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:10,484 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:10,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:10,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:10,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:10,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:10,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:10,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:10,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:10,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:10,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:10,491 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:10,492 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:10,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:10,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:10,494 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 -> e7994a8c4891a75790b4e3789163303adc4f9200 [2019-11-27 15:54:11,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:11,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:11,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:11,167 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:11,168 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:11,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label22.c [2019-11-27 15:54:11,324 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f691b217/7edc862b5e334329a66b9be5fac94ceb/FLAGa6ae74083 [2019-11-27 15:54:12,524 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:12,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label22.c [2019-11-27 15:54:12,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f691b217/7edc862b5e334329a66b9be5fac94ceb/FLAGa6ae74083 [2019-11-27 15:54:12,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f691b217/7edc862b5e334329a66b9be5fac94ceb [2019-11-27 15:54:12,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:12,608 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:12,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:12,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:12,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:12,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:12,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12, skipping insertion in model container [2019-11-27 15:54:12,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:12,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:12,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:13,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:13,980 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:14,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:14,371 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:14,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:14 WrapperNode [2019-11-27 15:54:14,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:14,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:14,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:14,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:14,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:14" (1/1) ... [2019-11-27 15:54:14,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:14" (1/1) ... [2019-11-27 15:54:14,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:14,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:14,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:14,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:14,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:14" (1/1) ... [2019-11-27 15:54:14,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:14" (1/1) ... [2019-11-27 15:54:14,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:14" (1/1) ... [2019-11-27 15:54:14,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:14" (1/1) ... [2019-11-27 15:54:14,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:14" (1/1) ... [2019-11-27 15:54:14,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:14" (1/1) ... [2019-11-27 15:54:14,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:14" (1/1) ... [2019-11-27 15:54:14,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:14,812 INFO L168 Benchmark]: Toolchain (without parser) took 2197.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 929.2 kB). Peak memory consumption was 994.7 kB. Max. memory is 12.5 GB. [2019-11-27 15:54:14,817 INFO L168 Benchmark]: CDTParser took 2.60 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 15:54:14,821 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1759.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:14,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.57 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:14,829 INFO L168 Benchmark]: Boogie Preprocessor took 199.69 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:14,841 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.60 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 1759.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.57 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.69 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...