./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label32.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 650ee5baa933667176ccc5104987037863f5d4ad ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label32.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 650ee5baa933667176ccc5104987037863f5d4ad ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:32,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:32,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:32,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:32,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:32,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:32,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:32,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:32,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:32,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:32,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:32,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:32,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:32,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:32,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:32,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:32,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:32,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:32,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:32,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:32,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:32,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:32,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:32,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:32,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:32,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:32,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:32,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:32,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:32,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:32,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:32,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:32,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:32,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:32,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:32,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:32,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:32,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:32,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:32,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:32,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:32,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:33,033 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:33,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:33,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:33,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:33,046 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:33,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:33,049 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:33,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:33,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:33,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:33,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:33,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:33,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:33,051 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:33,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:33,052 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:33,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:33,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:33,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:33,056 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:33,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:33,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:33,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:33,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:33,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:33,058 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:33,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:33,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:33,062 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 -> 650ee5baa933667176ccc5104987037863f5d4ad [2019-11-27 09:39:33,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:33,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:33,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:33,681 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:33,683 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:33,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-27 09:39:33,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb292ec17/320d3082b8224c02b53f5f52d092f2d1/FLAG2c5517c88 [2019-11-27 09:39:35,844 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:35,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-27 09:39:35,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb292ec17/320d3082b8224c02b53f5f52d092f2d1/FLAG2c5517c88 [2019-11-27 09:39:36,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb292ec17/320d3082b8224c02b53f5f52d092f2d1 [2019-11-27 09:39:36,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:36,044 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:36,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:36,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:36,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:36,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:36" (1/1) ... [2019-11-27 09:39:36,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:36, skipping insertion in model container [2019-11-27 09:39:36,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:36" (1/1) ... [2019-11-27 09:39:36,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:36,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:41,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:41,287 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:43,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:43,946 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:43,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43 WrapperNode [2019-11-27 09:39:43,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:43,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:43,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:43,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:43,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:44,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:45,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:45,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:45,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:45,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:45,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:45,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:45,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:45,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:47,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:47,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:47,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:48,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:48,174 INFO L168 Benchmark]: Toolchain (without parser) took 12122.80 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 777.6 MB in the end (delta: 155.4 MB). Peak memory consumption was 390.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:48,178 INFO L168 Benchmark]: CDTParser took 0.63 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. [2019-11-27 09:39:48,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7901.00 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 874.3 MB in the end (delta: 58.8 MB). Peak memory consumption was 272.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:48,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 1620.18 ms. Allocated memory is still 1.0 GB. Free memory was 874.3 MB in the beginning and 706.8 MB in the end (delta: 167.5 MB). Peak memory consumption was 167.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:48,187 INFO L168 Benchmark]: Boogie Preprocessor took 2592.33 ms. Allocated memory is still 1.0 GB. Free memory was 706.8 MB in the beginning and 777.6 MB in the end (delta: -70.8 MB). Peak memory consumption was 163.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:48,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 7901.00 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 874.3 MB in the end (delta: 58.8 MB). Peak memory consumption was 272.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1620.18 ms. Allocated memory is still 1.0 GB. Free memory was 874.3 MB in the beginning and 706.8 MB in the end (delta: 167.5 MB). Peak memory consumption was 167.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2592.33 ms. Allocated memory is still 1.0 GB. Free memory was 706.8 MB in the beginning and 777.6 MB in the end (delta: -70.8 MB). Peak memory consumption was 163.8 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-da95e15 [2019-11-27 09:39:52,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:52,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:52,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:52,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:52,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:52,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:52,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:52,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:52,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:52,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:52,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:52,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:52,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:52,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:52,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:52,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:52,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:52,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:52,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:52,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:52,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:52,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:52,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:52,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:52,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:52,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:52,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:52,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:52,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:52,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:52,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:52,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:52,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:52,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:52,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:52,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:52,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:52,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:52,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:52,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:52,308 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:52,348 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:52,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:52,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:52,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:52,357 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:52,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:52,358 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:52,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:52,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:52,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:52,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:52,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:52,364 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:52,365 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:52,365 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:52,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:52,366 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:52,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:52,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:52,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:52,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:52,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:52,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:52,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:52,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:52,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:52,371 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:52,371 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:52,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:52,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:52,376 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 -> 650ee5baa933667176ccc5104987037863f5d4ad [2019-11-27 09:39:52,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:52,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:52,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:52,973 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:52,973 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:52,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-27 09:39:53,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39de099ab/fea45699638b4ded82edd14c945234f0/FLAG94fb9cb6d [2019-11-27 09:39:55,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:55,382 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-27 09:39:55,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39de099ab/fea45699638b4ded82edd14c945234f0/FLAG94fb9cb6d [2019-11-27 09:39:55,604 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39de099ab/fea45699638b4ded82edd14c945234f0 [2019-11-27 09:39:55,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:55,619 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:55,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:55,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:55,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:55,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:55" (1/1) ... [2019-11-27 09:39:55,648 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 27.11 09:39:55, skipping insertion in model container [2019-11-27 09:39:55,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:55" (1/1) ... [2019-11-27 09:39:55,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:56,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:40:01,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:01,780 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:40:05,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:05,134 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:40:05,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:05 WrapperNode [2019-11-27 09:40:05,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:05,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:05,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:40:05,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:40:05,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:05" (1/1) ... [2019-11-27 09:40:05,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:05" (1/1) ... [2019-11-27 09:40:06,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:06,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:40:06,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:40:06,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:40:06,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:05" (1/1) ... [2019-11-27 09:40:06,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:05" (1/1) ... [2019-11-27 09:40:06,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:05" (1/1) ... [2019-11-27 09:40:06,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:05" (1/1) ... [2019-11-27 09:40:07,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:05" (1/1) ... [2019-11-27 09:40:07,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:05" (1/1) ... [2019-11-27 09:40:07,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:05" (1/1) ... [2019-11-27 09:40:07,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:40:07,452 INFO L168 Benchmark]: Toolchain (without parser) took 11828.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 858.3 MB in the end (delta: 80.5 MB). Peak memory consumption was 312.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:07,452 INFO L168 Benchmark]: CDTParser took 3.13 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:40:07,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9513.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 750.3 MB in the end (delta: 188.5 MB). Peak memory consumption was 258.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:07,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 888.59 ms. Allocated memory is still 1.0 GB. Free memory was 750.3 MB in the beginning and 680.8 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:07,462 INFO L168 Benchmark]: Boogie Preprocessor took 1414.87 ms. Allocated memory is still 1.0 GB. Free memory was 680.8 MB in the beginning and 858.3 MB in the end (delta: -177.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:07,471 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.13 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 9513.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 750.3 MB in the end (delta: 188.5 MB). Peak memory consumption was 258.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 888.59 ms. Allocated memory is still 1.0 GB. Free memory was 750.3 MB in the beginning and 680.8 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1414.87 ms. Allocated memory is still 1.0 GB. Free memory was 680.8 MB in the beginning and 858.3 MB in the end (delta: -177.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...