./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label58.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label58.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 1913ae3f80b8ac66a65ed26ad92a6851274156ea ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem02_label58.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 1913ae3f80b8ac66a65ed26ad92a6851274156ea ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:29,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:29,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:29,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:29,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:29,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:29,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:29,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:29,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:29,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:29,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:29,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:29,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:29,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:29,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:29,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:29,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:29,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:29,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:29,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:29,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:29,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:29,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:29,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:29,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:29,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:29,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:29,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:29,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:29,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:29,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:29,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:29,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:29,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:29,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:29,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:29,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:29,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:29,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:29,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:29,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:29,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:29,251 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:29,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:29,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:29,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:29,258 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:29,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:29,259 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:29,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:29,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:29,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:29,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:29,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:29,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:29,266 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:29,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:29,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:29,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:29,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:29,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:29,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:29,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:29,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:29,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:29,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:29,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:29,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:29,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:29,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:29,274 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 -> 1913ae3f80b8ac66a65ed26ad92a6851274156ea [2019-11-25 22:26:29,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:29,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:29,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:29,856 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:29,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:29,861 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-25 22:26:30,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd515b66d/30cd662a93e74ad1a8d8803bc32c9058/FLAG1d865e75b [2019-11-25 22:26:31,289 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:31,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-25 22:26:31,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd515b66d/30cd662a93e74ad1a8d8803bc32c9058/FLAG1d865e75b [2019-11-25 22:26:31,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd515b66d/30cd662a93e74ad1a8d8803bc32c9058 [2019-11-25 22:26:31,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:31,378 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:31,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:31,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:31,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:31,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,401 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 25.11 10:26:31, skipping insertion in model container [2019-11-25 22:26:31,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:31,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:32,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:32,608 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:32,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:32,934 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:32,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32 WrapperNode [2019-11-25 22:26:32,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:32,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:32,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:32,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:32,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:33,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:33,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:33,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:33,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:33,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:33,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:33,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:33,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:33,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:33,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:33,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:33,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:33,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:33,369 INFO L168 Benchmark]: Toolchain (without parser) took 1981.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.7 MB in the end (delta: -1.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:33,372 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:33,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1553.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:33,380 INFO L168 Benchmark]: Boogie Procedure Inliner took 215.64 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. [2019-11-25 22:26:33,382 INFO L168 Benchmark]: Boogie Preprocessor took 202.91 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:33,396 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1553.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.1 MB in the end (delta: -12.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 215.64 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 202.91 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 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 0.1.24-65d6cd2 [2019-11-25 22:26:37,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:37,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:37,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:37,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:37,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:37,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:37,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:37,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:37,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:37,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:37,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:37,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:37,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:37,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:37,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:37,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:37,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:37,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:37,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:37,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:37,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:37,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:37,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:37,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:37,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:37,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:37,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:37,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:37,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:37,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:37,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:37,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:37,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:37,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:37,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:37,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:37,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:37,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:37,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:37,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:37,514 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:37,552 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:37,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:37,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:37,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:37,561 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:37,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:37,561 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:37,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:37,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:37,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:37,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:37,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:37,566 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:37,567 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:37,568 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:37,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:37,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:37,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:37,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:37,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:37,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:37,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:37,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:37,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:37,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:37,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:37,577 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:37,577 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:37,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:37,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:37,579 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 -> 1913ae3f80b8ac66a65ed26ad92a6851274156ea [2019-11-25 22:26:38,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:38,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:38,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:38,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:38,234 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:38,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-25 22:26:38,393 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676af74f5/e102a307d25a462e938999175131753f/FLAGd6cd5b2de [2019-11-25 22:26:39,668 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:39,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label58.c [2019-11-25 22:26:39,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676af74f5/e102a307d25a462e938999175131753f/FLAGd6cd5b2de [2019-11-25 22:26:39,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676af74f5/e102a307d25a462e938999175131753f [2019-11-25 22:26:39,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:39,757 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:39,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:39,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:39,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:39,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:39, skipping insertion in model container [2019-11-25 22:26:39,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:39" (1/1) ... [2019-11-25 22:26:39,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:39,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:40,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:41,001 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:41,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:41,356 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:41,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41 WrapperNode [2019-11-25 22:26:41,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:41,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:41,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:41,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:41,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:41,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:41,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:41,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:41,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:41,784 INFO L168 Benchmark]: Toolchain (without parser) took 2021.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:41,786 INFO L168 Benchmark]: CDTParser took 4.83 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. [2019-11-25 22:26:41,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1597.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.3 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:41,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 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. [2019-11-25 22:26:41,799 INFO L168 Benchmark]: Boogie Preprocessor took 183.29 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. [2019-11-25 22:26:41,812 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.83 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 1597.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.3 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 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 183.29 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...