./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem03_label04.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 d60bf13d89bfcf65568e218a32db85f90e814476 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label04.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 d60bf13d89bfcf65568e218a32db85f90e814476 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:29,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:29,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:29,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:29,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:29,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:29,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:29,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:29,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:29,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:29,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:29,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:29,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:29,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:29,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:29,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:29,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:29,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:29,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:29,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:29,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:29,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:29,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:29,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:29,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:29,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:29,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:29,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:29,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:29,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:29,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:29,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:29,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:29,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:29,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:29,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:29,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:29,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:29,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:29,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:29,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:29,990 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:30,031 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:30,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:30,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:30,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:30,038 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:30,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:30,039 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:30,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:30,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:30,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:30,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:30,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:30,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:30,046 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:30,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:30,046 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:30,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:30,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:30,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:30,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:30,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:30,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:30,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:30,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:30,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:30,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:30,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:30,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:30,055 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 -> d60bf13d89bfcf65568e218a32db85f90e814476 [2019-11-25 22:26:30,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:30,714 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:30,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:30,724 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:30,729 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:30,730 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-25 22:26:30,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fbf1fc06/0bfd1e0704fd412c91e0d61c3ccbb0b4/FLAGcfaff8ae3 [2019-11-25 22:26:32,356 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:32,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-25 22:26:32,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fbf1fc06/0bfd1e0704fd412c91e0d61c3ccbb0b4/FLAGcfaff8ae3 [2019-11-25 22:26:32,441 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fbf1fc06/0bfd1e0704fd412c91e0d61c3ccbb0b4 [2019-11-25 22:26:32,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:32,454 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:32,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:32,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:32,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:32,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:32,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:32, skipping insertion in model container [2019-11-25 22:26:32,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:32" (1/1) ... [2019-11-25 22:26:32,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:32,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:34,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:34,288 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:34,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:34,916 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:34,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34 WrapperNode [2019-11-25 22:26:34,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:34,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:34,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:34,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:34,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:35,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:35,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:35,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:35,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:35,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:35,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:35,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:35,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:35,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:35,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:35,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:35,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:35,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:35,513 INFO L168 Benchmark]: Toolchain (without parser) took 3050.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 903.8 MB in the end (delta: 52.1 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:35,516 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 22:26:35,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2460.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:35,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 300.72 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:35,526 INFO L168 Benchmark]: Boogie Preprocessor took 276.45 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:35,538 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2460.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 300.72 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 276.45 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-65d6cd2 [2019-11-25 22:26:39,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:39,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:39,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:39,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:39,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:39,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:39,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:39,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:39,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:39,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:39,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:39,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:39,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:39,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:39,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:39,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:39,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:39,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:39,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:39,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:39,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:39,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:39,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:39,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:39,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:39,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:39,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:39,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:39,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:39,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:39,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:39,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:39,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:39,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:39,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:39,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:39,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:39,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:39,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:39,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:39,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:39,698 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:39,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:39,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:39,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:39,705 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:39,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:39,707 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:39,707 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:39,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:39,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:39,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:39,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:39,712 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:39,712 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:39,713 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:39,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:39,715 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:39,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:39,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:39,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:39,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:39,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:39,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:39,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:39,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:39,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:39,720 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:39,723 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:39,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:39,724 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:39,725 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 -> d60bf13d89bfcf65568e218a32db85f90e814476 [2019-11-25 22:26:40,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:40,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:40,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:40,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:40,424 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:40,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-25 22:26:40,581 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de73c51c/8c62c08dcf7c45a6b450d233e6be9257/FLAG16a16c24f [2019-11-25 22:26:41,976 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:41,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-25 22:26:42,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de73c51c/8c62c08dcf7c45a6b450d233e6be9257/FLAG16a16c24f [2019-11-25 22:26:42,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de73c51c/8c62c08dcf7c45a6b450d233e6be9257 [2019-11-25 22:26:42,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:42,075 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:42,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:42,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:42,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:42,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:42" (1/1) ... [2019-11-25 22:26:42,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:42, skipping insertion in model container [2019-11-25 22:26:42,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:42" (1/1) ... [2019-11-25 22:26:42,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:42,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:43,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:43,997 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:44,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:44,710 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:44,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:44 WrapperNode [2019-11-25 22:26:44,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:44,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:44,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:44,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:44,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:44" (1/1) ... [2019-11-25 22:26:44,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:44" (1/1) ... [2019-11-25 22:26:45,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:45,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:45,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:45,109 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:45,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:44" (1/1) ... [2019-11-25 22:26:45,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:44" (1/1) ... [2019-11-25 22:26:45,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:44" (1/1) ... [2019-11-25 22:26:45,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:44" (1/1) ... [2019-11-25 22:26:45,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:44" (1/1) ... [2019-11-25 22:26:45,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:44" (1/1) ... [2019-11-25 22:26:45,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:44" (1/1) ... [2019-11-25 22:26:45,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:45,447 INFO L168 Benchmark]: Toolchain (without parser) took 3367.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:45,452 INFO L168 Benchmark]: CDTParser took 2.59 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. [2019-11-25 22:26:45,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2636.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:45,455 INFO L168 Benchmark]: Boogie Procedure Inliner took 391.60 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:45,460 INFO L168 Benchmark]: Boogie Preprocessor took 331.19 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:45,472 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.59 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 2636.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 391.60 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 331.19 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...