./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label06.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/Problem19_label06.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 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label06.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 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:57:42,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:42,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:43,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:43,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:43,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:43,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:43,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:43,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:43,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:43,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:43,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:43,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:43,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:43,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:43,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:43,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:43,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:43,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:43,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:43,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:43,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:43,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:43,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:43,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:43,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:43,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:43,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:43,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:43,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:43,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:43,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:43,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:43,093 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:43,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:43,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:43,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:43,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:43,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:43,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:43,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:43,103 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:43,131 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:43,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:43,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:43,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:43,136 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:43,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:43,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:43,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:43,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:43,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:43,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:43,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:43,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:43,140 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:43,140 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:43,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:43,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:43,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:43,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:43,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:43,143 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:43,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:43,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:43,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:43,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:43,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:43,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:43,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:43,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:43,146 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 -> 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e [2019-11-24 20:57:43,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:43,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:43,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:43,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:43,564 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:43,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-24 20:57:43,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c04003a2/8e841716ce1247e49732a735190457a7/FLAGbb99709c4 [2019-11-24 20:57:44,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:44,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-24 20:57:45,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c04003a2/8e841716ce1247e49732a735190457a7/FLAGbb99709c4 [2019-11-24 20:57:45,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c04003a2/8e841716ce1247e49732a735190457a7 [2019-11-24 20:57:45,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:45,194 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:45,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:45,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:45,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:45,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:45" (1/1) ... [2019-11-24 20:57:45,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:45, skipping insertion in model container [2019-11-24 20:57:45,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:45" (1/1) ... [2019-11-24 20:57:45,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:45,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:48,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:48,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:50,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:50,631 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:50,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50 WrapperNode [2019-11-24 20:57:50,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:50,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:50,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:50,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:50,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:50,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:51,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:51,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:51,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:51,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:51,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:51,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:51,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:51,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:52,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:52,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:53,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:53,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:53,238 INFO L168 Benchmark]: Toolchain (without parser) took 8038.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 770.9 MB in the end (delta: 162.1 MB). Peak memory consumption was 383.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:53,238 INFO L168 Benchmark]: CDTParser took 0.74 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 20:57:53,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5439.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 869.7 MB in the end (delta: 63.4 MB). Peak memory consumption was 271.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:53,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 934.00 ms. Allocated memory is still 1.0 GB. Free memory was 869.7 MB in the beginning and 700.6 MB in the end (delta: 169.1 MB). Peak memory consumption was 169.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:53,249 INFO L168 Benchmark]: Boogie Preprocessor took 1659.76 ms. Allocated memory is still 1.0 GB. Free memory was 700.6 MB in the beginning and 770.9 MB in the end (delta: -70.3 MB). Peak memory consumption was 150.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:53,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 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 5439.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 869.7 MB in the end (delta: 63.4 MB). Peak memory consumption was 271.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 934.00 ms. Allocated memory is still 1.0 GB. Free memory was 869.7 MB in the beginning and 700.6 MB in the end (delta: 169.1 MB). Peak memory consumption was 169.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1659.76 ms. Allocated memory is still 1.0 GB. Free memory was 700.6 MB in the beginning and 770.9 MB in the end (delta: -70.3 MB). Peak memory consumption was 150.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:55,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:55,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:55,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:55,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:55,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:55,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:56,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:56,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:56,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:56,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:56,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:56,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:56,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:56,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:56,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:56,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:56,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:56,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:56,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:56,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:56,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:56,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:56,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:56,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:56,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:56,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:56,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:56,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:56,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:56,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:56,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:56,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:56,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:56,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:56,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:56,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:56,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:56,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:56,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:56,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:56,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:56,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:56,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:56,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:56,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:56,119 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:56,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:56,119 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:56,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:56,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:56,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:56,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:56,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:56,122 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:56,124 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:56,124 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:56,124 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:56,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:56,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:56,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:56,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:56,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:56,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:56,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:56,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:56,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:56,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:56,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:56,129 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:56,129 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:56,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:56,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:56,131 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 -> 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e [2019-11-24 20:57:56,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:56,595 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:56,603 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:56,608 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:56,609 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:56,609 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-24 20:57:56,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6939f2abe/a4dcc36ee20d48d1b65f18b636d8a0b0/FLAG315ce678d [2019-11-24 20:57:58,044 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:58,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-24 20:57:58,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6939f2abe/a4dcc36ee20d48d1b65f18b636d8a0b0/FLAG315ce678d [2019-11-24 20:57:58,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6939f2abe/a4dcc36ee20d48d1b65f18b636d8a0b0 [2019-11-24 20:57:58,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:58,237 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:58,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:58,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:58,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:58,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:57:58,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65072a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58, skipping insertion in model container [2019-11-24 20:57:58,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:57:58,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:58,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:01,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:01,979 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:03,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:03,707 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:03,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:03 WrapperNode [2019-11-24 20:58:03,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:03,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:03,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:03,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:03,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:03" (1/1) ... [2019-11-24 20:58:03,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:03" (1/1) ... [2019-11-24 20:58:04,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:04,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:04,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:04,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:04,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:03" (1/1) ... [2019-11-24 20:58:04,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:03" (1/1) ... [2019-11-24 20:58:04,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:03" (1/1) ... [2019-11-24 20:58:04,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:03" (1/1) ... [2019-11-24 20:58:04,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:03" (1/1) ... [2019-11-24 20:58:05,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:03" (1/1) ... [2019-11-24 20:58:05,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:03" (1/1) ... [2019-11-24 20:58:05,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:05,185 INFO L168 Benchmark]: Toolchain (without parser) took 6944.02 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 869.3 MB in the end (delta: 62.3 MB). Peak memory consumption was 313.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:05,186 INFO L168 Benchmark]: CDTParser took 0.21 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 20:58:05,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5471.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 763.0 MB in the end (delta: 168.6 MB). Peak memory consumption was 252.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:05,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 560.77 ms. Allocated memory is still 1.0 GB. Free memory was 763.0 MB in the beginning and 699.0 MB in the end (delta: 64.0 MB). Peak memory consumption was 64.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:05,192 INFO L168 Benchmark]: Boogie Preprocessor took 906.31 ms. Allocated memory is still 1.0 GB. Free memory was 699.0 MB in the beginning and 869.3 MB in the end (delta: -170.3 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:05,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 5471.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 763.0 MB in the end (delta: 168.6 MB). Peak memory consumption was 252.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 560.77 ms. Allocated memory is still 1.0 GB. Free memory was 763.0 MB in the beginning and 699.0 MB in the end (delta: 64.0 MB). Peak memory consumption was 64.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 906.31 ms. Allocated memory is still 1.0 GB. Free memory was 699.0 MB in the beginning and 869.3 MB in the end (delta: -170.3 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...