./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label18.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 4a07236ab6ebb010c6bc705803ec345abf51abd2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label18.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 4a07236ab6ebb010c6bc705803ec345abf51abd2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:17,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:17,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:17,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:17,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:17,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:17,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:17,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:17,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:17,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:17,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:17,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:17,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:17,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:17,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:17,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:17,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:17,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:17,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:17,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:17,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:17,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:17,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:17,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:17,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:17,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:17,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:17,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:17,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:17,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:17,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:17,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:17,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:17,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:17,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:17,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:17,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:17,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:17,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:17,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:17,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:17,677 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:17,719 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:17,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:17,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:17,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:17,725 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:17,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:17,728 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:17,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:17,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:17,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:17,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:17,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:17,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:17,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:17,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:17,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:17,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:17,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:17,737 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:17,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:17,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:17,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:17,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:17,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:17,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:17,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:17,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:17,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:17,744 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 -> 4a07236ab6ebb010c6bc705803ec345abf51abd2 [2019-11-27 09:38:18,406 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:18,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:18,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:18,447 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:18,449 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:18,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-27 09:38:18,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6204c7fa/2c0d2ca91945470e98495f9a1b567d47/FLAG9d3767b68 [2019-11-27 09:38:20,143 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:20,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-27 09:38:20,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6204c7fa/2c0d2ca91945470e98495f9a1b567d47/FLAG9d3767b68 [2019-11-27 09:38:20,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6204c7fa/2c0d2ca91945470e98495f9a1b567d47 [2019-11-27 09:38:20,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:20,288 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:20,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:20,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:20,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:20,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20, skipping insertion in model container [2019-11-27 09:38:20,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:20,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:23,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:23,954 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:24,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:25,052 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:25,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25 WrapperNode [2019-11-27 09:38:25,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:25,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:25,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:25,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:25,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:25,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:25,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:25,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:25,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:26,303 INFO L168 Benchmark]: Toolchain (without parser) took 6012.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 823.7 MB in the end (delta: 132.2 MB). Peak memory consumption was 132.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,306 INFO L168 Benchmark]: CDTParser took 1.49 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 09:38:26,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4768.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 892.8 MB in the end (delta: 63.2 MB). Peak memory consumption was 67.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 609.83 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 852.4 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,317 INFO L168 Benchmark]: Boogie Preprocessor took 625.68 ms. Allocated memory is still 1.0 GB. Free memory was 852.4 MB in the beginning and 823.7 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,327 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 4768.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 892.8 MB in the end (delta: 63.2 MB). Peak memory consumption was 67.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 609.83 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 852.4 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 625.68 ms. Allocated memory is still 1.0 GB. Free memory was 852.4 MB in the beginning and 823.7 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:30,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:30,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:30,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:30,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:30,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:30,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:30,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:30,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:30,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:30,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:30,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:30,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:30,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:30,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:30,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:30,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:30,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:30,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:30,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:30,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:30,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:30,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:30,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:30,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:30,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:30,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:30,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:30,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:30,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:30,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:30,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:30,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:30,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:30,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:30,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:30,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:30,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:30,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:30,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:30,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:30,371 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:30,412 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:30,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:30,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:30,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:30,421 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:30,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:30,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:30,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:30,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:30,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:30,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:30,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:30,425 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:30,425 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:30,428 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:30,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:30,428 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:30,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:30,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:30,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:30,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:30,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:30,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:30,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:30,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:30,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:30,434 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:30,434 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:30,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:30,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:30,436 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 -> 4a07236ab6ebb010c6bc705803ec345abf51abd2 [2019-11-27 09:38:31,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:31,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:31,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:31,133 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:31,136 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:31,138 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-27 09:38:31,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2561ceba6/d4a2a1238a4d454794396c0b5d9dfa4b/FLAGd95e4ff45 [2019-11-27 09:38:32,889 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:32,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-27 09:38:32,950 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2561ceba6/d4a2a1238a4d454794396c0b5d9dfa4b/FLAGd95e4ff45 [2019-11-27 09:38:32,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2561ceba6/d4a2a1238a4d454794396c0b5d9dfa4b [2019-11-27 09:38:32,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:33,002 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:33,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:33,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:33,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:33,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:32" (1/1) ... [2019-11-27 09:38:33,028 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 09:38:33, skipping insertion in model container [2019-11-27 09:38:33,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:32" (1/1) ... [2019-11-27 09:38:33,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:33,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:36,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:36,120 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:37,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:37,476 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:37,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37 WrapperNode [2019-11-27 09:38:37,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:37,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:37,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:37,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:37,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:37,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:37,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:37,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:37,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:38,243 INFO L168 Benchmark]: Toolchain (without parser) took 5235.71 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 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,244 INFO L168 Benchmark]: CDTParser took 3.00 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 09:38:38,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4472.48 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 380.74 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,254 INFO L168 Benchmark]: Boogie Preprocessor took 371.71 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,263 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.00 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 4472.48 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 380.74 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 371.71 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...