./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label04.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/Problem15_label04.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 958a22ad837284b0df6e79e1933963bced3f708c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label04.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 958a22ad837284b0df6e79e1933963bced3f708c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:57:46,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:46,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:46,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:46,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:46,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:46,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:46,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:46,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:46,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:46,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:46,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:46,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:46,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:46,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:46,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:46,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:46,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:46,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:46,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:46,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:46,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:46,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:46,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:46,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:46,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:46,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:46,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:46,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:46,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:46,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:46,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:46,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:46,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:46,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:46,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:46,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:46,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:46,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:46,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:46,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:46,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:46,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:46,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:46,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:46,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:46,542 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:46,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:46,543 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:46,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:46,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:46,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:46,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:46,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:46,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:46,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:46,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:46,551 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:46,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:46,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:46,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:46,552 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:46,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:46,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:46,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:46,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:46,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:46,556 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:46,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:46,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:46,559 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 -> 958a22ad837284b0df6e79e1933963bced3f708c [2019-11-27 15:57:47,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:47,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:47,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:47,200 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:47,201 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:47,202 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-27 15:57:47,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43413f553/b9b216c5445545139f577169458a8374/FLAGe4c80bfec [2019-11-27 15:57:48,864 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:48,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-27 15:57:48,920 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43413f553/b9b216c5445545139f577169458a8374/FLAGe4c80bfec [2019-11-27 15:57:48,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43413f553/b9b216c5445545139f577169458a8374 [2019-11-27 15:57:48,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:48,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:48,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:48,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:48,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:48,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:48" (1/1) ... [2019-11-27 15:57:48,995 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 03:57:48, skipping insertion in model container [2019-11-27 15:57:48,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:48" (1/1) ... [2019-11-27 15:57:49,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:49,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:50,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:50,990 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:51,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:51,645 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:51,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:51 WrapperNode [2019-11-27 15:57:51,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:51,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:51,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:51,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:51,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:51" (1/1) ... [2019-11-27 15:57:51,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:51" (1/1) ... [2019-11-27 15:57:52,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:52,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:52,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:52,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:52,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:51" (1/1) ... [2019-11-27 15:57:52,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:51" (1/1) ... [2019-11-27 15:57:52,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:51" (1/1) ... [2019-11-27 15:57:52,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:51" (1/1) ... [2019-11-27 15:57:52,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:51" (1/1) ... [2019-11-27 15:57:52,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:51" (1/1) ... [2019-11-27 15:57:52,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:51" (1/1) ... [2019-11-27 15:57:52,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:52,600 INFO L168 Benchmark]: Toolchain (without parser) took 3625.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.5 MB in the end (delta: 104.1 MB). Peak memory consumption was 104.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:52,601 INFO L168 Benchmark]: CDTParser took 2.40 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 15:57:52,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2672.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:52,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 478.78 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:52,611 INFO L168 Benchmark]: Boogie Preprocessor took 461.43 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:52,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 2672.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 478.78 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 461.43 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 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 15:57:56,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:56,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:56,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:56,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:56,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:56,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:56,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:56,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:56,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:56,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:56,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:56,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:56,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:56,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:56,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:56,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:56,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:56,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:56,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:56,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:56,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:56,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:56,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:56,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:56,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:56,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:56,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:56,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:56,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:56,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:56,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:56,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:56,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:56,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:56,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:56,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:56,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:56,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:56,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:56,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:56,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:56,749 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:56,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:56,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:56,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:56,760 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:56,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:56,760 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:56,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:56,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:56,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:56,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:56,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:56,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:56,766 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:56,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:56,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:56,768 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:56,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:56,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:56,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:56,772 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:56,772 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:56,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:56,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:56,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:56,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:56,774 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:56,775 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:56,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:56,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:56,777 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 -> 958a22ad837284b0df6e79e1933963bced3f708c [2019-11-27 15:57:57,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:57,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:57,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:57,458 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:57,461 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:57,463 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-27 15:57:57,620 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/576dda95e/c76632d8f2024d6cb318139cd81a4b4b/FLAG55d9bf5c2 [2019-11-27 15:57:59,085 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:59,086 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-27 15:57:59,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/576dda95e/c76632d8f2024d6cb318139cd81a4b4b/FLAG55d9bf5c2 [2019-11-27 15:57:59,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/576dda95e/c76632d8f2024d6cb318139cd81a4b4b [2019-11-27 15:57:59,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:59,185 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:59,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:59,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:59,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:59,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,209 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 03:57:59, skipping insertion in model container [2019-11-27 15:57:59,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:59" (1/1) ... [2019-11-27 15:57:59,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:59,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:01,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:01,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:02,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:02,396 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:02,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:02 WrapperNode [2019-11-27 15:58:02,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:02,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:02,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:02,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:02,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:02" (1/1) ... [2019-11-27 15:58:02,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:02" (1/1) ... [2019-11-27 15:58:02,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:02,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:02,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:02,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:02,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:02" (1/1) ... [2019-11-27 15:58:02,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:02" (1/1) ... [2019-11-27 15:58:02,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:02" (1/1) ... [2019-11-27 15:58:02,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:02" (1/1) ... [2019-11-27 15:58:02,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:02" (1/1) ... [2019-11-27 15:58:02,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:02" (1/1) ... [2019-11-27 15:58:02,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:02" (1/1) ... [2019-11-27 15:58:03,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:03,017 INFO L168 Benchmark]: Toolchain (without parser) took 3829.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.1 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:03,018 INFO L168 Benchmark]: CDTParser took 0.45 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 15:58:03,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3218.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:03,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.80 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:03,026 INFO L168 Benchmark]: Boogie Preprocessor took 295.71 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:03,033 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 3218.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 307.80 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 295.71 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 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...