./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label50.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/Problem17_label50.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 b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label50.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 b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:42,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:42,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:42,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:42,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:42,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:42,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:42,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:42,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:42,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:42,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:42,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:42,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:42,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:42,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:42,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:42,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:42,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:42,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:42,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:42,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:42,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:42,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:42,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:42,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:42,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:42,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:42,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:42,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:42,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:42,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:42,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:42,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:42,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:42,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:42,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:42,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:42,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:42,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:42,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:42,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:42,715 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:42,752 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:42,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:42,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:42,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:42,759 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:42,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:42,760 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:42,762 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:42,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:42,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:42,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:42,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:42,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:42,765 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:42,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:42,767 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:42,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:42,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:42,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:42,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:42,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:42,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:42,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:42,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:42,773 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:42,773 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:42,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:42,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:42,774 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 -> b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c [2019-11-26 16:50:43,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:43,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:43,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:43,407 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:43,408 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:43,409 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-26 16:50:43,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40ab5522a/a81c04362c1e42a2a3249b4b927a1250/FLAG956d871a3 [2019-11-26 16:50:45,134 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:45,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-26 16:50:45,199 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40ab5522a/a81c04362c1e42a2a3249b4b927a1250/FLAG956d871a3 [2019-11-26 16:50:45,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40ab5522a/a81c04362c1e42a2a3249b4b927a1250 [2019-11-26 16:50:45,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:45,249 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:45,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:45,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:45,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:45,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:45" (1/1) ... [2019-11-26 16:50:45,271 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 26.11 04:50:45, skipping insertion in model container [2019-11-26 16:50:45,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:45" (1/1) ... [2019-11-26 16:50:45,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:45,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:47,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:47,644 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:48,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:48,514 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:48,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48 WrapperNode [2019-11-26 16:50:48,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:48,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:48,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:48,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:48,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:48,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:49,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:49,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:49,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:49,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:49,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:49,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:49,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:49,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:49,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:49,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:49,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:50,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:50,032 INFO L168 Benchmark]: Toolchain (without parser) took 4778.45 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 780.9 MB in the end (delta: 180.8 MB). Peak memory consumption was 180.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,034 INFO L168 Benchmark]: CDTParser took 2.97 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 16:50:50,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3270.53 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 873.6 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,041 INFO L168 Benchmark]: Boogie Procedure Inliner took 676.43 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 810.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,044 INFO L168 Benchmark]: Boogie Preprocessor took 822.99 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 780.9 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,056 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.97 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 3270.53 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 873.6 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 676.43 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 810.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 822.99 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 780.9 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 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 16:50:53,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:53,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:53,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:53,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:53,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:53,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:53,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:53,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:53,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:53,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:54,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:54,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:54,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:54,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:54,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:54,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:54,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:54,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:54,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:54,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:54,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:54,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:54,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:54,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:54,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:54,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:54,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:54,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:54,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:54,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:54,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:54,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:54,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:54,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:54,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:54,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:54,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:54,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:54,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:54,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:54,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:54,144 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:54,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:54,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:54,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:54,152 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:54,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:54,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:54,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:54,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:54,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:54,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:54,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:54,156 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:54,156 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:54,158 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:54,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:54,159 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:54,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:54,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:54,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:54,163 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:54,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:54,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:54,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:54,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:54,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:54,165 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:54,165 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:54,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:54,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:54,169 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 -> b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c [2019-11-26 16:50:54,707 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:54,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:54,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:54,761 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:54,763 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:54,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-26 16:50:54,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/831099cfb/0cdb4128f13f445596283bd93ef4d900/FLAG4c934867c [2019-11-26 16:50:56,449 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:56,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-26 16:50:56,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/831099cfb/0cdb4128f13f445596283bd93ef4d900/FLAG4c934867c [2019-11-26 16:50:56,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/831099cfb/0cdb4128f13f445596283bd93ef4d900 [2019-11-26 16:50:56,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:56,558 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:56,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:56,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:56,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:56,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56, skipping insertion in model container [2019-11-26 16:50:56,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:56,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:59,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:59,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:00,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:00,491 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:00,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00 WrapperNode [2019-11-26 16:51:00,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:00,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:00,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:00,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:00,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:00,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:00,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:00,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:00,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:00,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:00,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:00,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:00,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:00,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:01,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:01,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:01,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:00" (1/1) ... [2019-11-26 16:51:01,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:01,346 INFO L168 Benchmark]: Toolchain (without parser) took 4786.93 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 788.0 MB in the end (delta: 168.0 MB). Peak memory consumption was 168.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:01,349 INFO L168 Benchmark]: CDTParser took 0.47 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 16:51:01,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3932.88 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 833.8 MB in the end (delta: 116.4 MB). Peak memory consumption was 116.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:01,353 INFO L168 Benchmark]: Boogie Procedure Inliner took 385.13 ms. Allocated memory is still 1.0 GB. Free memory was 833.8 MB in the beginning and 805.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:01,358 INFO L168 Benchmark]: Boogie Preprocessor took 458.69 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 788.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:01,367 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 3932.88 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 833.8 MB in the end (delta: 116.4 MB). Peak memory consumption was 116.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 385.13 ms. Allocated memory is still 1.0 GB. Free memory was 833.8 MB in the beginning and 805.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 458.69 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 788.0 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...