./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label41.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/Problem19_label41.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 add5328ea5a12bdd077e5ca471777b22309fd709 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem19_label41.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 add5328ea5a12bdd077e5ca471777b22309fd709 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:52:26,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:26,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:26,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:26,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:26,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:26,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:26,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:26,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:26,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:26,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:26,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:26,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:26,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:26,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:26,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:26,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:26,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:26,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:26,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:26,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:26,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:26,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:26,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:26,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:26,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:26,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:26,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:26,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:26,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:26,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:26,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:26,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:26,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:26,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:26,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:26,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:26,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:26,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:26,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:26,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:26,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:52:26,546 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:26,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:26,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:26,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:26,552 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:26,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:26,557 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:26,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:52:26,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:26,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:26,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:26,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:26,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:26,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:26,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:26,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:26,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:26,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:26,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:26,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:26,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:26,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:26,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:26,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:26,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:26,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:52:26,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:52:26,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:26,572 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 -> add5328ea5a12bdd077e5ca471777b22309fd709 [2019-11-26 16:52:27,123 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:27,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:27,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:27,159 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:27,164 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:27,166 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-26 16:52:27,324 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb5521d58/591bde523a124028aeeb51844014f31c/FLAGcd1a77ff7 [2019-11-26 16:52:29,215 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:29,216 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-26 16:52:29,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb5521d58/591bde523a124028aeeb51844014f31c/FLAGcd1a77ff7 [2019-11-26 16:52:29,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb5521d58/591bde523a124028aeeb51844014f31c [2019-11-26 16:52:29,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:29,369 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:29,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:29,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:29,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:29,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:29" (1/1) ... [2019-11-26 16:52:29,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:29, skipping insertion in model container [2019-11-26 16:52:29,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:29" (1/1) ... [2019-11-26 16:52:29,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:29,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:34,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:34,625 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:37,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:37,184 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:37,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37 WrapperNode [2019-11-26 16:52:37,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:37,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:37,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:37,192 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:37,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:37,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:38,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:38,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:38,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:38,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:38,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:38,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:38,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:38,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:40,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:40,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:40,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:37" (1/1) ... [2019-11-26 16:52:41,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:41,076 INFO L168 Benchmark]: Toolchain (without parser) took 11701.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 781.8 MB in the end (delta: 151.2 MB). Peak memory consumption was 388.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:41,077 INFO L168 Benchmark]: CDTParser took 0.38 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 16:52:41,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7813.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 875.1 MB in the end (delta: 58.0 MB). Peak memory consumption was 271.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:41,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 1349.01 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 704.5 MB in the end (delta: 170.6 MB). Peak memory consumption was 170.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:41,086 INFO L168 Benchmark]: Boogie Preprocessor took 2528.33 ms. Allocated memory is still 1.0 GB. Free memory was 704.5 MB in the beginning and 781.8 MB in the end (delta: -77.3 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:41,097 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 7813.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 875.1 MB in the end (delta: 58.0 MB). Peak memory consumption was 271.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1349.01 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 704.5 MB in the end (delta: 170.6 MB). Peak memory consumption was 170.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2528.33 ms. Allocated memory is still 1.0 GB. Free memory was 704.5 MB in the beginning and 781.8 MB in the end (delta: -77.3 MB). Peak memory consumption was 159.3 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 16:52:45,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:45,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:45,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:45,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:45,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:45,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:45,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:45,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:45,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:45,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:45,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:45,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:45,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:45,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:45,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:45,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:45,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:45,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:45,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:45,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:45,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:45,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:45,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:45,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:45,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:45,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:45,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:45,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:45,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:45,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:45,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:45,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:45,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:45,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:45,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:45,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:45,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:45,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:45,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:45,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:45,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:45,233 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:45,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:45,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:45,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:45,240 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:45,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:45,242 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:45,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:45,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:45,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:45,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:45,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:45,247 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:45,247 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:45,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:45,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:45,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:45,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:45,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:45,250 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:45,251 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:45,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:45,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:45,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:45,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:45,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:45,254 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:45,254 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:45,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:45,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:45,258 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 -> add5328ea5a12bdd077e5ca471777b22309fd709 [2019-11-26 16:52:45,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:45,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:45,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:45,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:45,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:45,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-26 16:52:45,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b0463d4/864b2a3a510a47e7aa3588b4d44394f0/FLAG0c24112d1 [2019-11-26 16:52:48,073 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:48,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label41.c [2019-11-26 16:52:48,218 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b0463d4/864b2a3a510a47e7aa3588b4d44394f0/FLAG0c24112d1 [2019-11-26 16:52:48,657 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b0463d4/864b2a3a510a47e7aa3588b4d44394f0 [2019-11-26 16:52:48,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:48,671 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:48,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:48,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:48,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:48,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:48,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:48, skipping insertion in model container [2019-11-26 16:52:48,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:48" (1/1) ... [2019-11-26 16:52:48,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:49,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:54,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:54,267 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:56,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:56,832 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:56,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56 WrapperNode [2019-11-26 16:52:56,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:56,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:56,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:56,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:56,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:57,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:57,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:57,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:57,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:57,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:57,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:57,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:57,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:57,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:58,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:58,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:58,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:56" (1/1) ... [2019-11-26 16:52:59,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:59,089 INFO L168 Benchmark]: Toolchain (without parser) took 10413.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 882.2 MB in the end (delta: 49.4 MB). Peak memory consumption was 325.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:59,090 INFO L168 Benchmark]: CDTParser took 2.94 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 16:52:59,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8161.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 788.4 MB in the end (delta: 143.2 MB). Peak memory consumption was 254.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:59,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 725.08 ms. Allocated memory is still 1.0 GB. Free memory was 788.4 MB in the beginning and 717.8 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:59,101 INFO L168 Benchmark]: Boogie Preprocessor took 1519.44 ms. Allocated memory is still 1.0 GB. Free memory was 717.8 MB in the beginning and 882.2 MB in the end (delta: -164.4 MB). Peak memory consumption was 111.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:59,110 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.94 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 8161.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 788.4 MB in the end (delta: 143.2 MB). Peak memory consumption was 254.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 725.08 ms. Allocated memory is still 1.0 GB. Free memory was 788.4 MB in the beginning and 717.8 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1519.44 ms. Allocated memory is still 1.0 GB. Free memory was 717.8 MB in the beginning and 882.2 MB in the end (delta: -164.4 MB). Peak memory consumption was 111.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...