./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label49.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label49.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 e14eb9f85a220f2d2393d215de97b5bfa93bd82a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label49.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 e14eb9f85a220f2d2393d215de97b5bfa93bd82a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:31,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:31,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:31,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:31,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:31,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:31,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:31,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:31,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:31,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:31,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:31,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:31,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:31,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:31,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:31,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:31,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:31,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:31,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:31,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:31,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:31,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:31,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:31,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:31,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:31,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:31,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:31,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:31,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:31,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:31,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:31,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:31,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:31,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:31,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:31,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:31,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:31,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:31,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:31,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:31,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:31,251 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:31,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:31,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:31,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:31,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:31,298 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:31,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:31,299 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:31,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:31,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:31,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:31,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:31,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:31,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:31,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:31,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:31,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:31,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:31,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:31,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:31,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:31,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:31,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:31,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:31,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:31,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:31,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:31,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:31,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:31,312 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 -> e14eb9f85a220f2d2393d215de97b5bfa93bd82a [2019-11-27 16:00:31,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:31,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:31,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:31,946 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:31,948 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:31,949 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label49.c [2019-11-27 16:00:32,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d1f7baa/b7308e21b34042e5a52c756969f8f4e8/FLAG44eaeb6c1 [2019-11-27 16:00:33,660 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:33,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label49.c [2019-11-27 16:00:33,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d1f7baa/b7308e21b34042e5a52c756969f8f4e8/FLAG44eaeb6c1 [2019-11-27 16:00:33,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3d1f7baa/b7308e21b34042e5a52c756969f8f4e8 [2019-11-27 16:00:33,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:33,791 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:33,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:33,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:33,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:33,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:33" (1/1) ... [2019-11-27 16:00:33,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@380647e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:33, skipping insertion in model container [2019-11-27 16:00:33,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:33" (1/1) ... [2019-11-27 16:00:33,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:34,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:36,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:36,401 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:37,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:37,555 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:37,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37 WrapperNode [2019-11-27 16:00:37,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:37,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:37,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:37,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:37,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:37,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:38,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:38,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:38,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:38,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:38,647 INFO L168 Benchmark]: Toolchain (without parser) took 4850.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 814.0 MB in the end (delta: 137.7 MB). Peak memory consumption was 137.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:38,648 INFO L168 Benchmark]: CDTParser took 1.55 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 16:00:38,653 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3767.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 877.0 MB in the end (delta: 74.6 MB). Peak memory consumption was 74.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:38,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 565.57 ms. Allocated memory is still 1.0 GB. Free memory was 877.0 MB in the beginning and 836.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:38,660 INFO L168 Benchmark]: Boogie Preprocessor took 509.87 ms. Allocated memory is still 1.0 GB. Free memory was 836.9 MB in the beginning and 814.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:38,673 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 3767.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 877.0 MB in the end (delta: 74.6 MB). Peak memory consumption was 74.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 565.57 ms. Allocated memory is still 1.0 GB. Free memory was 877.0 MB in the beginning and 836.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 509.87 ms. Allocated memory is still 1.0 GB. Free memory was 836.9 MB in the beginning and 814.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:00:42,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:42,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:42,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:42,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:42,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:42,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:42,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:42,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:42,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:42,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:42,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:42,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:42,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:42,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:42,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:42,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:42,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:42,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:42,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:42,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:42,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:42,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:42,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:42,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:42,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:42,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:42,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:42,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:42,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:42,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:42,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:42,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:42,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:42,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:42,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:42,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:42,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:42,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:42,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:42,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:42,653 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:42,692 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:42,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:42,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:42,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:42,700 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:42,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:42,702 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:42,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:42,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:42,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:42,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:42,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:42,707 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:42,707 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:42,707 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:42,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:42,708 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:42,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:42,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:42,710 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:42,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:42,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:42,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:42,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:42,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:42,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:42,715 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:42,716 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:42,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:42,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:42,718 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 -> e14eb9f85a220f2d2393d215de97b5bfa93bd82a [2019-11-27 16:00:43,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:43,400 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:43,404 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:43,412 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:43,412 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:43,414 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label49.c [2019-11-27 16:00:43,566 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36e853d48/d41c335e56e5471eb52bca3094b9e20c/FLAGbdd05bd2f [2019-11-27 16:00:45,173 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:45,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label49.c [2019-11-27 16:00:45,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36e853d48/d41c335e56e5471eb52bca3094b9e20c/FLAGbdd05bd2f [2019-11-27 16:00:45,267 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36e853d48/d41c335e56e5471eb52bca3094b9e20c [2019-11-27 16:00:45,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:45,283 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:45,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:45,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:45,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:45,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:45" (1/1) ... [2019-11-27 16:00:45,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:45, skipping insertion in model container [2019-11-27 16:00:45,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:45" (1/1) ... [2019-11-27 16:00:45,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:45,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:48,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:48,059 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:49,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:49,247 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:49,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49 WrapperNode [2019-11-27 16:00:49,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:49,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:49,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:49,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:49,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:49,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:49,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:49,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:49,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:50,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:50,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:50,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:50,141 INFO L168 Benchmark]: Toolchain (without parser) took 4857.07 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 804.3 MB in the end (delta: 145.9 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:50,142 INFO L168 Benchmark]: CDTParser took 2.12 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 16:00:50,147 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3965.84 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 850.1 MB in the end (delta: 100.1 MB). Peak memory consumption was 100.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:50,148 INFO L168 Benchmark]: Boogie Procedure Inliner took 425.16 ms. Allocated memory is still 1.0 GB. Free memory was 850.1 MB in the beginning and 821.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:50,152 INFO L168 Benchmark]: Boogie Preprocessor took 456.63 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 804.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:50,162 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.12 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 3965.84 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 850.1 MB in the end (delta: 100.1 MB). Peak memory consumption was 100.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 425.16 ms. Allocated memory is still 1.0 GB. Free memory was 850.1 MB in the beginning and 821.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 456.63 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 804.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...