./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem04_label41.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 fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label41.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 fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:53,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:53,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:53,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:53,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:53,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:53,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:53,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:53,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:53,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:53,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:53,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:53,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:53,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:53,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:53,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:53,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:53,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:53,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:53,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:53,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:53,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:53,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:53,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:53,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:53,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:53,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:53,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:53,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:53,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:53,984 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:53,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:53,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:53,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:53,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:53,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:54,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:54,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:54,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:54,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:54,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:54,014 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:54,056 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:54,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:54,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:54,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:54,065 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:54,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:54,066 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:54,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:54,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:54,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:54,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:54,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:54,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:54,070 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:54,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:54,072 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:54,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:54,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:54,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:54,075 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:54,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:54,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:54,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:54,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:54,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:54,078 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:54,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:54,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:54,081 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 -> fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d [2019-11-27 09:22:54,670 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:54,701 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:54,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:54,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:54,714 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:54,716 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-27 09:22:54,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02841881a/0c8004ee7c9a495591ac3347e0ca5ace/FLAG97509568f [2019-11-27 09:22:56,467 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:56,468 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-27 09:22:56,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02841881a/0c8004ee7c9a495591ac3347e0ca5ace/FLAG97509568f [2019-11-27 09:22:57,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02841881a/0c8004ee7c9a495591ac3347e0ca5ace [2019-11-27 09:22:57,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:57,046 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:57,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:57,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:57,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:57,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:57,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57, skipping insertion in model container [2019-11-27 09:22:57,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:57,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:57,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:00,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:00,547 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:02,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:02,206 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:02,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02 WrapperNode [2019-11-27 09:23:02,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:02,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:02,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:02,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:02,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:02,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:02,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:02,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:02,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:02,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:02,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:02,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:02,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:02,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:03,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:03,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:03,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:03,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:03,260 INFO L168 Benchmark]: Toolchain (without parser) took 6207.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 774.1 MB in the end (delta: 168.9 MB). Peak memory consumption was 169.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:03,261 INFO L168 Benchmark]: CDTParser took 1.52 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 09:23:03,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5160.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 844.3 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:03,268 INFO L168 Benchmark]: Boogie Procedure Inliner took 545.46 ms. Allocated memory is still 1.0 GB. Free memory was 844.3 MB in the beginning and 804.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:03,272 INFO L168 Benchmark]: Boogie Preprocessor took 495.39 ms. Allocated memory is still 1.0 GB. Free memory was 804.1 MB in the beginning and 774.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:03,285 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 5160.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 844.3 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 545.46 ms. Allocated memory is still 1.0 GB. Free memory was 844.3 MB in the beginning and 804.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 495.39 ms. Allocated memory is still 1.0 GB. Free memory was 804.1 MB in the beginning and 774.1 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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-da95e15 [2019-11-27 09:23:07,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:07,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:07,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:07,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:07,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:07,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:07,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:07,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:07,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:07,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:07,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:07,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:07,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:07,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:07,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:07,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:07,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:07,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:07,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:07,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:07,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:07,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:07,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:07,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:07,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:07,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:07,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:07,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:07,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:07,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:07,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:07,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:07,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:07,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:07,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:07,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:07,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:07,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:07,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:07,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:07,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:07,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:07,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:07,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:07,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:07,496 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:07,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:07,497 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:07,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:07,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:07,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:07,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:07,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:07,500 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:07,502 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:07,502 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:07,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:07,502 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:07,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:07,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:07,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:07,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:07,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:07,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:07,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:07,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:07,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:07,508 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:07,509 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:07,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:07,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:07,513 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 -> fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d [2019-11-27 09:23:08,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:08,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:08,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:08,136 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:08,136 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:08,138 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-27 09:23:08,294 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20d785889/74cb43f6712d499dac917739050dc96e/FLAG3e6d2c949 [2019-11-27 09:23:09,975 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:09,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-27 09:23:10,044 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20d785889/74cb43f6712d499dac917739050dc96e/FLAG3e6d2c949 [2019-11-27 09:23:10,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20d785889/74cb43f6712d499dac917739050dc96e [2019-11-27 09:23:10,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:10,467 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:10,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:10,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:10,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:10,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:10,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ad28757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:10, skipping insertion in model container [2019-11-27 09:23:10,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:10" (1/1) ... [2019-11-27 09:23:10,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:10,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:13,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:13,907 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:15,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:15,659 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:15,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15 WrapperNode [2019-11-27 09:23:15,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:15,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:15,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:15,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:15,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:15,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:16,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:16,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:16,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:16,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:16,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:16,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:16,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:16,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:16,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:16,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:16,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:16,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:16,697 INFO L168 Benchmark]: Toolchain (without parser) took 6225.99 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 747.3 MB in the end (delta: 202.9 MB). Peak memory consumption was 203.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:16,698 INFO L168 Benchmark]: CDTParser took 0.97 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 09:23:16,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5194.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.0 MB in the end (delta: 128.2 MB). Peak memory consumption was 128.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:16,705 INFO L168 Benchmark]: Boogie Procedure Inliner took 540.89 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 781.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:16,709 INFO L168 Benchmark]: Boogie Preprocessor took 482.87 ms. Allocated memory is still 1.0 GB. Free memory was 781.9 MB in the beginning and 747.3 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:16,719 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 5194.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.0 MB in the end (delta: 128.2 MB). Peak memory consumption was 128.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 540.89 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 781.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 482.87 ms. Allocated memory is still 1.0 GB. Free memory was 781.9 MB in the beginning and 747.3 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...