./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem02_label46.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 b933e5eb5edc3f9dba2cad9f501770deba788f6d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label46.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 b933e5eb5edc3f9dba2cad9f501770deba788f6d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:20,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:20,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:20,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:20,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:20,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:20,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:20,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:20,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:20,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:20,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:20,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:20,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:20,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:20,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:20,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:20,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:20,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:20,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:20,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:20,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:20,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:20,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:20,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:20,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:20,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:20,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:20,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:20,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:20,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:20,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:20,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:20,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:20,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:20,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:20,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:20,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:20,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:20,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:20,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:20,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:20,499 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:20,541 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:20,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:20,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:20,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:20,549 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:20,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:20,550 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:20,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:20,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:20,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:20,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:20,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:20,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:20,554 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:20,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:20,555 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:20,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:20,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:20,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:20,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:20,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:20,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:20,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:20,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:20,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:20,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:20,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:20,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:20,563 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 -> b933e5eb5edc3f9dba2cad9f501770deba788f6d [2019-11-26 16:34:21,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:21,177 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:21,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:21,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:21,190 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:21,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2019-11-26 16:34:21,346 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/463cd8782/2036a221119547c5b9ffffd4001dd268/FLAGf5a83c834 [2019-11-26 16:34:22,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:22,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2019-11-26 16:34:22,652 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/463cd8782/2036a221119547c5b9ffffd4001dd268/FLAGf5a83c834 [2019-11-26 16:34:22,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/463cd8782/2036a221119547c5b9ffffd4001dd268 [2019-11-26 16:34:22,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:22,705 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:22,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:22,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:22,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:22,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:22" (1/1) ... [2019-11-26 16:34:22,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50533486 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:22, skipping insertion in model container [2019-11-26 16:34:22,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:22" (1/1) ... [2019-11-26 16:34:22,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:22,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:23,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:23,871 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:24,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:24,201 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:24,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:24 WrapperNode [2019-11-26 16:34:24,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:24,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:24,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:24,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:24,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:24" (1/1) ... [2019-11-26 16:34:24,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:24" (1/1) ... [2019-11-26 16:34:24,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:24,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:24,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:24,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:24,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:24" (1/1) ... [2019-11-26 16:34:24,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:24" (1/1) ... [2019-11-26 16:34:24,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:24" (1/1) ... [2019-11-26 16:34:24,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:24" (1/1) ... [2019-11-26 16:34:24,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:24" (1/1) ... [2019-11-26 16:34:24,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:24" (1/1) ... [2019-11-26 16:34:24,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:24" (1/1) ... [2019-11-26 16:34:24,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:24,638 INFO L168 Benchmark]: Toolchain (without parser) took 1930.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:24,642 INFO L168 Benchmark]: CDTParser took 2.79 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. [2019-11-26 16:34:24,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1496.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.7 MB in the end (delta: -4.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:24,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.46 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:24,656 INFO L168 Benchmark]: Boogie Preprocessor took 188.54 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:24,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1496.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.7 MB in the end (delta: -4.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.46 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.54 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-025d5a2 [2019-11-26 16:34:28,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:28,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:28,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:28,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:28,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:28,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:28,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:28,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:28,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:28,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:28,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:28,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:28,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:28,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:28,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:28,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:28,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:28,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:28,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:28,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:28,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:28,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:28,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:28,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:28,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:28,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:28,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:28,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:28,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:28,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:28,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:28,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:28,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:28,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:28,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:28,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:28,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:28,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:28,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:28,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:28,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:28,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:28,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:28,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:28,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:28,778 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:28,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:28,781 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:28,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:28,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:28,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:28,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:28,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:28,784 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:28,786 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:28,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:28,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:28,787 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:28,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:28,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:28,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:28,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:28,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:28,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:28,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:28,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:28,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:28,793 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:28,794 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:28,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:28,794 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:28,798 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 -> b933e5eb5edc3f9dba2cad9f501770deba788f6d [2019-11-26 16:34:29,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:29,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:29,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:29,421 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:29,421 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:29,423 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2019-11-26 16:34:29,587 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3089c530/1ce6538c6f924aa8a7142a9781641def/FLAG819007d3e [2019-11-26 16:34:30,865 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:30,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label46.c [2019-11-26 16:34:30,901 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3089c530/1ce6538c6f924aa8a7142a9781641def/FLAG819007d3e [2019-11-26 16:34:30,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3089c530/1ce6538c6f924aa8a7142a9781641def [2019-11-26 16:34:30,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:30,954 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:30,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:30,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:30,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:30,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:30" (1/1) ... [2019-11-26 16:34:30,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:30, skipping insertion in model container [2019-11-26 16:34:30,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:30" (1/1) ... [2019-11-26 16:34:31,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:31,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:32,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:32,232 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:32,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:32,615 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:32,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32 WrapperNode [2019-11-26 16:34:32,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:32,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:32,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:32,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:32,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:32,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:32,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:32,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:32,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:32,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:32" (1/1) ... [2019-11-26 16:34:33,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:33,023 INFO L168 Benchmark]: Toolchain (without parser) took 2061.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:33,024 INFO L168 Benchmark]: CDTParser took 4.79 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. [2019-11-26 16:34:33,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1660.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:33,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.60 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:33,035 INFO L168 Benchmark]: Boogie Preprocessor took 185.67 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:33,044 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.79 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 1660.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.60 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.67 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...