./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label57.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/Problem16_label57.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 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label57.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 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:59:04,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:04,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:04,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:04,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:04,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:04,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:04,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:04,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:04,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:04,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:04,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:04,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:04,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:04,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:04,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:04,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:04,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:04,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:04,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:04,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:04,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:04,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:04,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:04,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:04,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:04,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:04,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:04,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:04,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:04,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:04,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:04,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:04,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:04,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:04,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:04,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:04,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:04,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:04,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:04,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:04,760 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:04,799 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:04,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:04,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:04,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:04,807 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:04,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:04,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:04,808 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:04,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:04,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:04,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:04,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:04,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:04,814 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:04,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:04,814 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:04,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:04,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:04,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:04,816 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:04,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:04,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:04,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:04,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:04,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:04,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:04,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:04,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:04,821 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 -> 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c [2019-11-27 15:59:05,373 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:05,403 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:05,410 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:05,415 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:05,417 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:05,418 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-27 15:59:05,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e57e4fed/c582423e4f2b4b9b8f71e81b83121d3b/FLAG516701c54 [2019-11-27 15:59:06,989 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:06,996 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-27 15:59:07,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e57e4fed/c582423e4f2b4b9b8f71e81b83121d3b/FLAG516701c54 [2019-11-27 15:59:07,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e57e4fed/c582423e4f2b4b9b8f71e81b83121d3b [2019-11-27 15:59:07,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:07,095 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:07,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:07,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:07,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:07,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:07" (1/1) ... [2019-11-27 15:59:07,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212f942a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:07, skipping insertion in model container [2019-11-27 15:59:07,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:07" (1/1) ... [2019-11-27 15:59:07,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:07,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:08,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:09,001 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:09,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:09,568 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:09,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09 WrapperNode [2019-11-27 15:59:09,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:09,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:09,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:09,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:09,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:09,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:09,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:09,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:09,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:09,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:09,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:09,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:09,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:09,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:10,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:10,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:10,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:09" (1/1) ... [2019-11-27 15:59:10,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:10,308 INFO L168 Benchmark]: Toolchain (without parser) took 3206.55 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 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:10,309 INFO L168 Benchmark]: CDTParser took 1.45 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 15:59:10,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2478.52 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 932.8 MB in the end (delta: 23.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:10,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 339.52 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 909.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:10,322 INFO L168 Benchmark]: Boogie Preprocessor took 382.84 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 892.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:10,331 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 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 2478.52 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 932.8 MB in the end (delta: 23.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 339.52 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 909.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 382.84 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 892.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 15:59:14,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:14,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:14,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:14,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:14,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:14,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:14,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:14,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:14,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:14,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:14,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:14,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:14,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:14,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:14,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:14,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:14,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:14,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:14,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:14,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:14,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:14,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:14,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:14,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:14,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:14,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:14,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:14,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:14,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:14,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:14,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:14,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:14,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:14,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:14,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:14,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:14,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:14,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:14,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:14,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:14,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:14,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:14,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:14,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:14,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:14,590 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:14,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:14,590 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:14,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:14,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:14,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:14,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:14,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:14,596 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:14,597 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:14,597 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:14,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:14,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:14,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:14,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:14,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:14,601 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:14,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:14,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:14,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:14,602 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:14,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:14,604 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:14,604 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:14,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:14,605 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:14,607 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 -> 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c [2019-11-27 15:59:15,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:15,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:15,223 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:15,228 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:15,229 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:15,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-27 15:59:15,388 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aebf760b/ab01fde6d5cd47f4b8a2edef5b8af14e/FLAG1ebb7e27c [2019-11-27 15:59:16,893 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:16,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-27 15:59:16,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aebf760b/ab01fde6d5cd47f4b8a2edef5b8af14e/FLAG1ebb7e27c [2019-11-27 15:59:16,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aebf760b/ab01fde6d5cd47f4b8a2edef5b8af14e [2019-11-27 15:59:17,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:17,010 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:17,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:17,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:17,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:17,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:16" (1/1) ... [2019-11-27 15:59:17,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17, skipping insertion in model container [2019-11-27 15:59:17,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:16" (1/1) ... [2019-11-27 15:59:17,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:17,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:18,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:18,999 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:19,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:19,622 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:19,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19 WrapperNode [2019-11-27 15:59:19,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:19,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:19,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:19,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:19,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:19,720 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:19,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:19,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:19,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:19,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:19,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:19,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:19,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:19,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:19" (1/1) ... [2019-11-27 15:59:20,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:20,144 INFO L168 Benchmark]: Toolchain (without parser) took 3131.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.7 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:20,145 INFO L168 Benchmark]: CDTParser took 0.43 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 15:59:20,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2613.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:20,150 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.14 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:20,155 INFO L168 Benchmark]: Boogie Preprocessor took 232.70 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:20,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2613.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.14 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.70 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...