./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem01_label39.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 1c284ff92946706c13208d48054fb31055fe2d01 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label39.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 1c284ff92946706c13208d48054fb31055fe2d01 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:35,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:35,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:35,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:35,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:35,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:35,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:35,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:35,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:35,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:35,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:35,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:35,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:35,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:35,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:35,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:35,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:35,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:35,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:35,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:35,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:35,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:35,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:35,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:35,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:35,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:35,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:35,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:35,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:35,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:35,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:35,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:35,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:35,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:35,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:35,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:35,939 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:35,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:35,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:35,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:35,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:35,949 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:35,994 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:35,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:35,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:36,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:36,001 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:36,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:36,002 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:36,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:36,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:36,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:36,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:36,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:36,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:36,010 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:36,011 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:36,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:36,011 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:36,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:36,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:36,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:36,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:36,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:36,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:36,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:36,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:36,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:36,018 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:36,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:36,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:36,019 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 -> 1c284ff92946706c13208d48054fb31055fe2d01 [2019-11-24 20:39:36,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:36,632 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:36,638 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:36,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:36,647 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:36,649 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label39.c [2019-11-24 20:39:36,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef6cacca7/747f7cbe930c45cea3f363dbb0622692/FLAG90c4c2bd3 [2019-11-24 20:39:38,096 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:38,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label39.c [2019-11-24 20:39:38,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef6cacca7/747f7cbe930c45cea3f363dbb0622692/FLAG90c4c2bd3 [2019-11-24 20:39:38,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef6cacca7/747f7cbe930c45cea3f363dbb0622692 [2019-11-24 20:39:38,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:38,188 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:38,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:38,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:38,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:38,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:38, skipping insertion in model container [2019-11-24 20:39:38,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:38" (1/1) ... [2019-11-24 20:39:38,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:38,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:39,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:39,499 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:39,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:39,829 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:39,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39 WrapperNode [2019-11-24 20:39:39,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:39,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:39,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:39,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:39,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:40,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:40,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:40,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:40,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:40,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:40,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:40,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:40,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:40,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:40,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:40,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:40,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:40,250 INFO L168 Benchmark]: Toolchain (without parser) took 2058.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.6 MB in the end (delta: 49.4 kB). Peak memory consumption was 114.9 kB. Max. memory is 12.5 GB. [2019-11-24 20:39:40,255 INFO L168 Benchmark]: CDTParser took 0.98 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. [2019-11-24 20:39:40,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1640.97 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:40,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.61 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:40,268 INFO L168 Benchmark]: Boogie Preprocessor took 184.01 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:40,279 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 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 1640.97 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.61 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.01 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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 0.1.24-32f2683 [2019-11-24 20:39:44,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:44,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:44,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:44,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:44,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:44,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:44,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:44,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:44,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:44,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:44,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:44,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:44,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:44,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:44,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:44,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:44,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:44,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:44,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:44,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:44,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:44,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:44,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:44,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:44,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:44,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:44,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:44,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:44,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:44,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:44,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:44,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:44,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:44,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:44,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:44,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:44,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:44,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:44,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:44,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:44,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:44,412 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:44,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:44,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:44,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:44,424 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:44,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:44,425 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:44,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:44,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:44,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:44,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:44,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:44,432 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:44,432 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:44,433 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:44,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:44,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:44,433 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:44,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:44,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:44,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:44,440 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:44,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:44,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:44,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:44,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:44,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:44,445 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:44,446 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:44,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:44,447 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:44,448 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 -> 1c284ff92946706c13208d48054fb31055fe2d01 [2019-11-24 20:39:44,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:45,007 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:45,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:45,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:45,023 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:45,024 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label39.c [2019-11-24 20:39:45,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33e05b673/693e89f7aeed45ff861636e43b30de5e/FLAG93fe1ebd6 [2019-11-24 20:39:46,415 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:46,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label39.c [2019-11-24 20:39:46,449 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33e05b673/693e89f7aeed45ff861636e43b30de5e/FLAG93fe1ebd6 [2019-11-24 20:39:46,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33e05b673/693e89f7aeed45ff861636e43b30de5e [2019-11-24 20:39:46,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:46,881 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:46,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:46,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:46,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:46,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:46" (1/1) ... [2019-11-24 20:39:46,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:46, skipping insertion in model container [2019-11-24 20:39:46,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:46" (1/1) ... [2019-11-24 20:39:46,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:47,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:48,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:48,223 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:48,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:48,495 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:48,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48 WrapperNode [2019-11-24 20:39:48,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:48,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:48,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:48,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:48,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:48,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:48,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:48,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:48,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:48,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:48,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:48,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:48,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:48,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:48,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:48,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:48,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:48" (1/1) ... [2019-11-24 20:39:48,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:48,932 INFO L168 Benchmark]: Toolchain (without parser) took 2050.96 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 966.5 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:48,934 INFO L168 Benchmark]: CDTParser took 1.43 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. [2019-11-24 20:39:48,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1616.89 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 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:48,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.94 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:48,945 INFO L168 Benchmark]: Boogie Preprocessor took 218.73 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:48,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 1616.89 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 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.94 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 218.73 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...