./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label17.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/Problem15_label17.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 65e5d7b13b52447b1722e73a25d21879081979a0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label17.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 65e5d7b13b52447b1722e73a25d21879081979a0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:36:05,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:05,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:05,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:05,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:05,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:05,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:05,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:05,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:05,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:05,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:05,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:05,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:05,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:05,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:05,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:05,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:05,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:05,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:05,497 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:05,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:05,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:05,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:05,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:05,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:05,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:05,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:05,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:05,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:05,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:05,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:05,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:05,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:05,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:05,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:05,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:05,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:05,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:05,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:05,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:05,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:05,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:05,607 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:05,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:05,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:05,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:05,616 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:05,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:05,618 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:05,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:05,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:05,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:05,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:05,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:05,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:05,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:05,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:05,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:05,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:05,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:05,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:05,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:05,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:05,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:05,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:05,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:05,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:05,630 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:05,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:05,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:05,633 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 -> 65e5d7b13b52447b1722e73a25d21879081979a0 [2019-11-27 09:36:06,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:06,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:06,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:06,240 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:06,242 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:06,246 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label17.c [2019-11-27 09:36:06,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47b906bfc/369f3876e3484da4908142dd852281f8/FLAGea909f4ef [2019-11-27 09:36:07,871 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:07,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label17.c [2019-11-27 09:36:07,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47b906bfc/369f3876e3484da4908142dd852281f8/FLAGea909f4ef [2019-11-27 09:36:07,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47b906bfc/369f3876e3484da4908142dd852281f8 [2019-11-27 09:36:07,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:07,975 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:07,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:07,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:07,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:07,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:07" (1/1) ... [2019-11-27 09:36:08,002 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 09:36:07, skipping insertion in model container [2019-11-27 09:36:08,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:07" (1/1) ... [2019-11-27 09:36:08,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:08,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:09,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:09,917 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:10,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:10,550 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:10,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10 WrapperNode [2019-11-27 09:36:10,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:10,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:10,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:10,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:10,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:10,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:10,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:10,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:11,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:11,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:11,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:11,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:11,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:11,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:11,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:11,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:11,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:11,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:11,520 INFO L168 Benchmark]: Toolchain (without parser) took 3536.34 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 857.7 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:11,521 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 09:36:11,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2573.95 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 915.0 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:11,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 444.61 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:11,531 INFO L168 Benchmark]: Boogie Preprocessor took 509.20 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:11,544 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 2573.95 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 915.0 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 444.61 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 509.20 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:15,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:15,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:15,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:15,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:15,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:15,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:15,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:15,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:15,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:15,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:15,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:15,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:15,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:15,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:15,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:15,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:15,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:15,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:15,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:15,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:15,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:15,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:15,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:15,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:15,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:15,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:15,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:15,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:15,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:15,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:15,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:15,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:15,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:15,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:15,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:15,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:15,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:15,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:15,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:15,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:15,604 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:15,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:15,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:15,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:15,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:15,648 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:15,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:15,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:15,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:15,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:15,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:15,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:15,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:15,653 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:15,655 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:15,655 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:15,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:15,657 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:15,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:15,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:15,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:15,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:15,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:15,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:15,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:15,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:15,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:15,663 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:15,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:15,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:15,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:15,666 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 -> 65e5d7b13b52447b1722e73a25d21879081979a0 [2019-11-27 09:36:16,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:16,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:16,251 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:16,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:16,257 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:16,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label17.c [2019-11-27 09:36:16,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf51790b6/965715bd436b40b2881c52cffcf394ef/FLAG372e10fa0 [2019-11-27 09:36:17,894 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:17,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label17.c [2019-11-27 09:36:17,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf51790b6/965715bd436b40b2881c52cffcf394ef/FLAG372e10fa0 [2019-11-27 09:36:18,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf51790b6/965715bd436b40b2881c52cffcf394ef [2019-11-27 09:36:18,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:18,134 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:18,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:18,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:18,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:18,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:18" (1/1) ... [2019-11-27 09:36:18,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e3592a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:18, skipping insertion in model container [2019-11-27 09:36:18,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:18" (1/1) ... [2019-11-27 09:36:18,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:18,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:20,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:20,416 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:21,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:21,271 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:21,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21 WrapperNode [2019-11-27 09:36:21,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:21,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:21,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:21,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:21,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:21,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:21,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:21,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:21,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:21,901 INFO L168 Benchmark]: Toolchain (without parser) took 3760.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.0 MB in the beginning and 852.1 MB in the end (delta: 100.9 MB). Peak memory consumption was 101.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:21,902 INFO L168 Benchmark]: CDTParser took 2.48 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 09:36:21,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3136.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.0 MB in the beginning and 880.7 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:21,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 331.81 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 09:36:21,910 INFO L168 Benchmark]: Boogie Preprocessor took 283.22 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 09:36:21,920 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.48 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 3136.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.0 MB in the beginning and 880.7 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 331.81 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 283.22 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...