./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem11_label28.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 fbb1e06d5cba6e6a6afd48c5da6c687c5c87d864 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem11_label28.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 fbb1e06d5cba6e6a6afd48c5da6c687c5c87d864 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:51:45,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:45,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:45,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:45,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:45,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:45,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:45,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:45,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:45,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:46,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:46,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:46,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:46,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:46,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:46,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:46,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:46,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:46,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:46,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:46,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:46,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:46,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:46,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:46,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:46,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:46,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:46,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:46,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:46,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:46,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:46,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:46,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:46,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:46,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:46,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:46,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:46,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:46,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:46,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:46,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:46,064 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:51:46,093 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:46,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:46,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:46,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:46,096 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:46,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:46,097 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:46,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:51:46,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:46,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:46,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:46,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:46,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:46,101 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:46,102 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:46,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:46,102 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:46,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:46,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:46,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:46,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:46,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:46,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:46,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:46,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:46,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:46,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:51:46,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:51:46,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:46,108 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 -> fbb1e06d5cba6e6a6afd48c5da6c687c5c87d864 [2019-11-24 20:51:46,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:46,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:46,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:46,496 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:46,498 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:46,501 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label28.c [2019-11-24 20:51:46,597 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/536d125aa/f80462b641ad4363a4f334432a2d2f12/FLAG1dbe0c0dd [2019-11-24 20:51:47,492 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:47,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label28.c [2019-11-24 20:51:47,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/536d125aa/f80462b641ad4363a4f334432a2d2f12/FLAG1dbe0c0dd [2019-11-24 20:51:47,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/536d125aa/f80462b641ad4363a4f334432a2d2f12 [2019-11-24 20:51:47,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:47,646 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:47,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:47,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:47,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:47,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:47" (1/1) ... [2019-11-24 20:51:47,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:47, skipping insertion in model container [2019-11-24 20:51:47,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:47" (1/1) ... [2019-11-24 20:51:47,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:47,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:48,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:48,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:48,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:48,970 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:48,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:48 WrapperNode [2019-11-24 20:51:48,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:48,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:48,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:48,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:48,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:48" (1/1) ... [2019-11-24 20:51:49,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:48" (1/1) ... [2019-11-24 20:51:49,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:49,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:49,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:49,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:49,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:48" (1/1) ... [2019-11-24 20:51:49,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:48" (1/1) ... [2019-11-24 20:51:49,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:48" (1/1) ... [2019-11-24 20:51:49,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:48" (1/1) ... [2019-11-24 20:51:49,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:48" (1/1) ... [2019-11-24 20:51:49,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:48" (1/1) ... [2019-11-24 20:51:49,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:48" (1/1) ... [2019-11-24 20:51:49,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:49,360 INFO L168 Benchmark]: Toolchain (without parser) took 1709.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 921.8 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:49,361 INFO L168 Benchmark]: CDTParser took 0.76 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. [2019-11-24 20:51:49,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1329.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 950.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:49,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.84 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 933.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:49,368 INFO L168 Benchmark]: Boogie Preprocessor took 155.71 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:49,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 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 1329.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 950.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.84 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 933.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.71 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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 0.1.24-32f2683 [2019-11-24 20:51:52,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:52,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:52,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:52,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:52,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:52,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:52,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:52,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:52,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:52,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:52,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:52,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:52,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:52,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:52,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:52,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:52,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:52,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:52,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:52,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:52,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:52,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:52,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:52,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:52,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:52,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:52,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:52,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:52,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:52,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:52,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:52,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:52,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:52,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:52,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:52,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:52,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:52,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:52,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:52,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:52,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:51:52,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:52,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:52,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:52,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:52,219 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:52,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:52,221 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:52,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:52,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:52,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:52,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:52,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:52,223 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:52,224 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:51:52,224 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:51:52,224 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:52,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:52,226 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:52,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:52,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:52,227 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:52,227 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:52,227 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:52,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:52,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:52,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:52,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:52,229 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:51:52,229 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:51:52,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:52,231 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:51:52,231 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 -> fbb1e06d5cba6e6a6afd48c5da6c687c5c87d864 [2019-11-24 20:51:52,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:52,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:52,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:52,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:52,698 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:52,699 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label28.c [2019-11-24 20:51:52,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b25b5ed57/3a54bf614bcd46a6b272996320e35266/FLAG42fa12068 [2019-11-24 20:51:53,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:53,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label28.c [2019-11-24 20:51:53,741 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b25b5ed57/3a54bf614bcd46a6b272996320e35266/FLAG42fa12068 [2019-11-24 20:51:53,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b25b5ed57/3a54bf614bcd46a6b272996320e35266 [2019-11-24 20:51:53,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:53,818 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:53,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:53,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:53,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:53,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:53" (1/1) ... [2019-11-24 20:51:53,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:53, skipping insertion in model container [2019-11-24 20:51:53,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:53" (1/1) ... [2019-11-24 20:51:53,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:53,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:54,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:54,972 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:55,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:55,355 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:55,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:55 WrapperNode [2019-11-24 20:51:55,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:55,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:55,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:55,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:55,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:55" (1/1) ... [2019-11-24 20:51:55,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:55" (1/1) ... [2019-11-24 20:51:55,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:55,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:55,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:55,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:55,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:55" (1/1) ... [2019-11-24 20:51:55,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:55" (1/1) ... [2019-11-24 20:51:55,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:55" (1/1) ... [2019-11-24 20:51:55,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:55" (1/1) ... [2019-11-24 20:51:55,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:55" (1/1) ... [2019-11-24 20:51:55,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:55" (1/1) ... [2019-11-24 20:51:55,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:55" (1/1) ... [2019-11-24 20:51:55,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:55,663 INFO L168 Benchmark]: Toolchain (without parser) took 1843.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 920.5 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:55,664 INFO L168 Benchmark]: CDTParser took 1.54 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. [2019-11-24 20:51:55,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1539.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 937.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:55,669 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.30 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:55,670 INFO L168 Benchmark]: Boogie Preprocessor took 135.79 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:55,677 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 1539.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 937.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.30 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.79 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...