./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label44.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/Problem17_label44.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 0d5543883f877897c103a515b5ae361bb4c192ab ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label44.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 0d5543883f877897c103a515b5ae361bb4c192ab ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:40,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:40,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:40,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:40,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:40,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:40,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:41,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:41,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:41,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:41,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:41,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:41,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:41,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:41,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:41,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:41,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:41,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:41,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:41,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:41,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:41,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:41,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:41,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:41,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:41,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:41,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:41,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:41,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:41,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:41,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:41,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:41,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:41,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:41,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:41,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:41,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:41,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:41,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:41,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:41,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:41,128 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:41,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:41,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:41,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:41,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:41,180 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:41,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:41,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:41,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:41,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:41,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:41,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:41,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:41,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:41,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:41,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:41,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:41,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:41,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:41,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:41,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:41,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:41,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:41,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:41,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:41,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:41,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:41,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:41,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:41,197 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 -> 0d5543883f877897c103a515b5ae361bb4c192ab [2019-11-27 15:59:41,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:41,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:41,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:41,864 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:41,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:41,869 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-27 15:59:42,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8b8ef97b/17a9add949894a0ea56809446a0337ba/FLAGce8bbb8d6 [2019-11-27 15:59:43,631 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:43,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-27 15:59:43,685 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8b8ef97b/17a9add949894a0ea56809446a0337ba/FLAGce8bbb8d6 [2019-11-27 15:59:43,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8b8ef97b/17a9add949894a0ea56809446a0337ba [2019-11-27 15:59:43,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:43,740 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:43,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:43,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:43,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:43,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43, skipping insertion in model container [2019-11-27 15:59:43,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:44,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:46,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:46,328 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:47,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:47,790 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:47,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47 WrapperNode [2019-11-27 15:59:47,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:47,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:47,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:47,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:47,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:47,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:48,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:48,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:48,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:48,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:48,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:49,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:49,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:49,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:49,335 INFO L168 Benchmark]: Toolchain (without parser) took 5591.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.3 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,336 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:49,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4048.15 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,343 INFO L168 Benchmark]: Boogie Procedure Inliner took 758.60 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,347 INFO L168 Benchmark]: Boogie Preprocessor took 774.62 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 782.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,357 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 4048.15 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 758.60 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 774.62 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 782.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:53,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:53,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:53,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:53,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:53,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:53,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:53,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:53,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:53,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:53,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:53,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:53,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:53,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:53,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:53,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:53,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:53,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:53,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:53,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:53,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:53,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:53,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:53,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:53,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:53,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:53,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:53,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:53,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:53,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:53,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:53,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:53,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:53,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:53,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:53,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:53,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:53,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:53,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:53,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:53,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:53,582 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:53,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:53,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:53,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:53,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:53,633 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:53,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:53,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:53,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:53,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:53,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:53,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:53,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:53,641 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:53,642 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:53,642 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:53,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:53,643 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:53,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:53,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:53,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:53,647 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:53,647 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:53,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:53,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:53,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:53,651 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:53,651 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:53,652 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:53,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:53,652 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:53,654 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 -> 0d5543883f877897c103a515b5ae361bb4c192ab [2019-11-27 15:59:54,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:54,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:54,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:54,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:54,290 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:54,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-27 15:59:54,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d238262de/91f1b4c0d33a459da2c9fa75012d4593/FLAGf44d94bef [2019-11-27 15:59:56,013 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:56,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-27 15:59:56,072 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d238262de/91f1b4c0d33a459da2c9fa75012d4593/FLAGf44d94bef [2019-11-27 15:59:56,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d238262de/91f1b4c0d33a459da2c9fa75012d4593 [2019-11-27 15:59:56,122 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:56,126 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:56,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:56,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:56,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:56,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:56,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:56, skipping insertion in model container [2019-11-27 15:59:56,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:56" (1/1) ... [2019-11-27 15:59:56,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:56,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:59,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:59,168 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:00,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:00,329 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:00,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00 WrapperNode [2019-11-27 16:00:00,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:00,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:00,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:00,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:00,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:00,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:00,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:00,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:00,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:00,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:01,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:01,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:01,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:01,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:01,200 INFO L168 Benchmark]: Toolchain (without parser) took 5068.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:01,201 INFO L168 Benchmark]: CDTParser took 2.56 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 16:00:01,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4202.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 828.0 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:01,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 433.68 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:01,210 INFO L168 Benchmark]: Boogie Preprocessor took 422.46 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:01,220 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 4202.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 828.0 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 433.68 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 422.46 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.2 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...