./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label23.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 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label23.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 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:43:17,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:17,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:17,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:17,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:17,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:17,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:17,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:17,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:17,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:17,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:17,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:17,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:17,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:17,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:17,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:17,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:17,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:17,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:17,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:17,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:17,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:17,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:17,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:17,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:17,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:17,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:17,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:17,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:17,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:17,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:17,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:17,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:17,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:17,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:17,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:17,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:17,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:17,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:17,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:17,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:17,681 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:17,722 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:17,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:17,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:17,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:17,731 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:17,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:17,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:17,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:17,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:17,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:17,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:17,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:17,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:17,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:17,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:17,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:17,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:17,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:17,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:17,742 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:17,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:17,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:17,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:17,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:17,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:17,743 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:17,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:17,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:17,746 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 -> 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 [2019-11-25 22:43:18,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:18,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:18,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:18,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:18,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:18,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-25 22:43:18,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b48ddc9e/f34792ec5a724befa9b8c7a653b976f0/FLAGfefbf9db7 [2019-11-25 22:43:20,184 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:20,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-25 22:43:20,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b48ddc9e/f34792ec5a724befa9b8c7a653b976f0/FLAGfefbf9db7 [2019-11-25 22:43:20,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b48ddc9e/f34792ec5a724befa9b8c7a653b976f0 [2019-11-25 22:43:20,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:20,318 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:20,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:20,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:20,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:20,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:20,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20, skipping insertion in model container [2019-11-25 22:43:20,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:20,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:20,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:22,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:22,874 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:23,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:24,052 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:24,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24 WrapperNode [2019-11-25 22:43:24,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:24,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:24,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:24,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:24,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:24,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:24,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:24,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:24,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:24,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:25,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:25,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:24" (1/1) ... [2019-11-25 22:43:25,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:25,164 INFO L168 Benchmark]: Toolchain (without parser) took 4841.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 804.7 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:25,165 INFO L168 Benchmark]: CDTParser took 1.70 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. [2019-11-25 22:43:25,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3734.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.4 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:25,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 520.72 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:25,176 INFO L168 Benchmark]: Boogie Preprocessor took 577.36 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:25,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70 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 3734.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.4 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 520.72 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 577.36 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-65d6cd2 [2019-11-25 22:43:29,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:29,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:29,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:29,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:29,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:29,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:29,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:29,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:29,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:29,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:29,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:29,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:29,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:29,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:29,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:29,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:29,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:29,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:29,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:29,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:29,328 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:29,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:29,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:29,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:29,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:29,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:29,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:29,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:29,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:29,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:29,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:29,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:29,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:29,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:29,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:29,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:29,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:29,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:29,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:29,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:29,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:29,427 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:29,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:29,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:29,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:29,438 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:29,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:29,439 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:29,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:29,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:29,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:29,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:29,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:29,443 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:29,444 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:29,446 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:29,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:29,447 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:29,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:29,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:29,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:29,449 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:29,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:29,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:29,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:29,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:29,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:29,454 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:29,454 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:29,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:29,455 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:29,456 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 -> 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 [2019-11-25 22:43:30,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:30,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:30,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:30,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:30,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:30,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-25 22:43:30,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62da578ca/e318b2b3db0d4d7ea5869c4755280aac/FLAG41018473c [2019-11-25 22:43:31,943 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:31,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-25 22:43:32,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62da578ca/e318b2b3db0d4d7ea5869c4755280aac/FLAG41018473c [2019-11-25 22:43:32,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62da578ca/e318b2b3db0d4d7ea5869c4755280aac [2019-11-25 22:43:32,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:32,069 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:32,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:32,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:32,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:32,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:32,093 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 25.11 10:43:32, skipping insertion in model container [2019-11-25 22:43:32,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:32,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:32,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:35,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:35,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:36,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:37,056 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:37,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:37 WrapperNode [2019-11-25 22:43:37,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:37,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:37,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:37,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:37,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:37" (1/1) ... [2019-11-25 22:43:37,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:37" (1/1) ... [2019-11-25 22:43:37,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:37,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:37,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:37,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:37,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:37" (1/1) ... [2019-11-25 22:43:37,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:37" (1/1) ... [2019-11-25 22:43:37,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:37" (1/1) ... [2019-11-25 22:43:37,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:37" (1/1) ... [2019-11-25 22:43:37,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:37" (1/1) ... [2019-11-25 22:43:37,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:37" (1/1) ... [2019-11-25 22:43:37,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:37" (1/1) ... [2019-11-25 22:43:37,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:37,918 INFO L168 Benchmark]: Toolchain (without parser) took 5847.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.3 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:37,921 INFO L168 Benchmark]: CDTParser took 1.50 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. [2019-11-25 22:43:37,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4984.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:37,927 INFO L168 Benchmark]: Boogie Procedure Inliner took 427.46 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:37,929 INFO L168 Benchmark]: Boogie Preprocessor took 427.15 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:37,941 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 4984.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 427.46 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 427.15 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...