./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label43.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/Problem12_label43.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 070b986a2b2b248cef67dcb314503ce0d3c825f4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label43.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 070b986a2b2b248cef67dcb314503ce0d3c825f4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:46:44,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:44,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:44,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:44,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:44,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:44,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:44,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:44,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:44,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:44,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:44,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:44,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:44,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:44,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:44,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:44,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:44,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:44,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:44,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:44,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:44,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:44,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:44,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:44,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:44,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:44,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:44,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:44,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:44,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:44,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:44,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:44,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:44,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:44,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:44,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:44,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:44,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:44,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:44,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:44,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:44,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:44,478 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:44,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:44,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:44,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:44,490 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:44,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:44,492 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:44,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:44,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:44,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:44,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:44,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:44,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:44,498 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:44,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:44,500 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:44,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:44,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:44,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:44,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:44,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:44,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:44,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:44,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:44,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:44,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:44,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:44,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:44,510 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 -> 070b986a2b2b248cef67dcb314503ce0d3c825f4 [2019-11-26 16:46:45,089 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:45,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:45,125 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:45,129 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:45,131 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:45,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-26 16:46:45,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f67abcdc2/415be5ffde5a40d2b64aeab72873da25/FLAG23d13d96b [2019-11-26 16:46:46,900 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:46,902 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-26 16:46:46,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f67abcdc2/415be5ffde5a40d2b64aeab72873da25/FLAG23d13d96b [2019-11-26 16:46:47,010 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f67abcdc2/415be5ffde5a40d2b64aeab72873da25 [2019-11-26 16:46:47,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:47,022 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:47,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:47,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:47,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:47,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,048 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 26.11 04:46:47, skipping insertion in model container [2019-11-26 16:46:47,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:47,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:50,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:50,269 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:51,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:51,859 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:51,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51 WrapperNode [2019-11-26 16:46:51,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:51,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:51,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:51,867 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:51,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:52,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:52,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:52,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:52,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:53,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:53,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:53,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:53,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:54,008 INFO L168 Benchmark]: Toolchain (without parser) took 6980.50 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 913.1 MB in the end (delta: 37.2 MB). Peak memory consumption was 316.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:54,009 INFO L168 Benchmark]: CDTParser took 0.45 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 16:46:54,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4835.37 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:54,015 INFO L168 Benchmark]: Boogie Procedure Inliner took 843.84 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:54,020 INFO L168 Benchmark]: Boogie Preprocessor took 1290.82 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 913.1 MB in the end (delta: -161.0 MB). Peak memory consumption was 118.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:54,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4835.37 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 843.84 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1290.82 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 913.1 MB in the end (delta: -161.0 MB). Peak memory consumption was 118.4 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 16:46:58,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:58,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:58,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:58,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:58,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:58,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:58,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:58,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:58,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:58,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:58,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:58,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:58,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:58,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:58,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:58,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:58,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:58,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:58,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:58,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:58,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:58,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:58,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:58,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:58,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:58,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:58,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:58,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:58,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:58,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:58,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:58,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:58,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:58,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:58,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:58,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:58,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:58,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:58,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:58,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:58,204 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:58,247 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:58,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:58,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:58,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:58,254 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:58,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:58,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:58,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:58,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:58,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:58,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:58,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:58,260 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:58,261 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:58,261 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:58,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:58,261 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:58,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:58,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:58,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:58,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:58,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:58,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:58,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:58,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:58,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:58,266 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:58,268 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:58,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:58,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:58,270 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 -> 070b986a2b2b248cef67dcb314503ce0d3c825f4 [2019-11-26 16:46:58,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:58,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:58,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:58,886 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:58,886 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:58,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-26 16:46:59,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d4ac11b/1cea7594559b4d39bc4401dbcc61a77f/FLAGcc11a865f [2019-11-26 16:47:00,734 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:00,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-26 16:47:00,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d4ac11b/1cea7594559b4d39bc4401dbcc61a77f/FLAGcc11a865f [2019-11-26 16:47:00,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d4ac11b/1cea7594559b4d39bc4401dbcc61a77f [2019-11-26 16:47:00,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:00,869 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:00,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:00,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:00,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:00,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:00,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00, skipping insertion in model container [2019-11-26 16:47:00,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:00,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:01,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:04,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:04,437 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:06,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:06,305 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:06,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06 WrapperNode [2019-11-26 16:47:06,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:06,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:06,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:06,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:06,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:06,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:06,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:06,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:06,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:07,659 INFO L168 Benchmark]: Toolchain (without parser) took 6784.51 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 945.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 285.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,661 INFO L168 Benchmark]: CDTParser took 0.37 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 16:47:07,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5435.21 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 769.2 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 533.50 ms. Allocated memory is still 1.0 GB. Free memory was 769.2 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,672 INFO L168 Benchmark]: Boogie Preprocessor took 809.04 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.3 MB in the end (delta: -204.7 MB). Peak memory consumption was 76.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 5435.21 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 769.2 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 533.50 ms. Allocated memory is still 1.0 GB. Free memory was 769.2 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 809.04 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.3 MB in the end (delta: -204.7 MB). Peak memory consumption was 76.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...