./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label21.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 636ed75b3f0046f9bc13134acad618ed00f8eb38 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label21.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 636ed75b3f0046f9bc13134acad618ed00f8eb38 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:56,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:56,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:56,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:56,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:56,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:56,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:56,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:56,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:56,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:56,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:56,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:56,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:56,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:56,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:56,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:56,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:56,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:56,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:56,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:56,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:56,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:56,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:56,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:56,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:56,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:56,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:56,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:56,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:56,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:56,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:56,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:56,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:56,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:56,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:56,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:56,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:56,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:56,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:56,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:56,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:56,935 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:56,974 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:56,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:56,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:56,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:56,983 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:56,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:56,984 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:56,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:56,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:56,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:56,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:56,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:56,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:56,988 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:56,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:56,989 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:56,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:56,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:56,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:56,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:56,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:56,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:56,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:56,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:56,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:56,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:56,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:56,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:56,995 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 -> 636ed75b3f0046f9bc13134acad618ed00f8eb38 [2019-11-27 16:00:57,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:57,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:57,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:57,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:57,399 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:57,400 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-27 16:00:57,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fc6ba159/ebacab00a4af48899f1e79318b44c0bb/FLAG68345364a [2019-11-27 16:00:58,809 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:58,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-27 16:00:58,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fc6ba159/ebacab00a4af48899f1e79318b44c0bb/FLAG68345364a [2019-11-27 16:00:59,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fc6ba159/ebacab00a4af48899f1e79318b44c0bb [2019-11-27 16:00:59,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:59,055 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:59,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:59,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:59,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:59,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:59" (1/1) ... [2019-11-27 16:00:59,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:59, skipping insertion in model container [2019-11-27 16:00:59,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:59" (1/1) ... [2019-11-27 16:00:59,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:59,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:02,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:02,575 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:04,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:04,464 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:04,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04 WrapperNode [2019-11-27 16:01:04,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:04,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:04,471 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:04,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:04,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:04,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:05,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:05,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:05,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:05,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:05,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:05,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:05,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:05,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:06,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:06,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:06,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:04" (1/1) ... [2019-11-27 16:01:07,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:07,239 INFO L168 Benchmark]: Toolchain (without parser) took 8181.62 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 776.5 MB in the end (delta: 155.1 MB). Peak memory consumption was 384.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:07,248 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. [2019-11-27 16:01:07,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5409.32 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 869.8 MB in the end (delta: 61.8 MB). Peak memory consumption was 269.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:07,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 1067.89 ms. Allocated memory is still 1.0 GB. Free memory was 869.8 MB in the beginning and 697.4 MB in the end (delta: 172.4 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:07,257 INFO L168 Benchmark]: Boogie Preprocessor took 1698.53 ms. Allocated memory is still 1.0 GB. Free memory was 697.4 MB in the beginning and 776.5 MB in the end (delta: -79.1 MB). Peak memory consumption was 149.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:07,264 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 5409.32 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 869.8 MB in the end (delta: 61.8 MB). Peak memory consumption was 269.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1067.89 ms. Allocated memory is still 1.0 GB. Free memory was 869.8 MB in the beginning and 697.4 MB in the end (delta: 172.4 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1698.53 ms. Allocated memory is still 1.0 GB. Free memory was 697.4 MB in the beginning and 776.5 MB in the end (delta: -79.1 MB). Peak memory consumption was 149.9 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 0.1.24-509859d [2019-11-27 16:01:09,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:09,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:10,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:10,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:10,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:10,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:10,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:10,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:10,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:10,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:10,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:10,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:10,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:10,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:10,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:10,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:10,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:10,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:10,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:10,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:10,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:10,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:10,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:10,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:10,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:10,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:10,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:10,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:10,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:10,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:10,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:10,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:10,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:10,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:10,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:10,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:10,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:10,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:10,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:10,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:10,114 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:10,147 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:10,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:10,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:10,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:10,153 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:10,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:10,153 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:10,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:10,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:10,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:10,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:10,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:10,155 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:10,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:10,158 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:10,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:10,159 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:10,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:10,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:10,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:10,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:10,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:10,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:10,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:10,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:10,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:10,163 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:10,163 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:10,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:10,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:10,165 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 -> 636ed75b3f0046f9bc13134acad618ed00f8eb38 [2019-11-27 16:01:10,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:10,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:10,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:10,573 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:10,574 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:10,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-27 16:01:10,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bb81cf77/19b64f258fd44ef9928dca6d4c5661ee/FLAGf840a83c8 [2019-11-27 16:01:12,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:12,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-27 16:01:12,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bb81cf77/19b64f258fd44ef9928dca6d4c5661ee/FLAGf840a83c8 [2019-11-27 16:01:12,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bb81cf77/19b64f258fd44ef9928dca6d4c5661ee [2019-11-27 16:01:12,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:12,221 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:12,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:12,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:12,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:12,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:12" (1/1) ... [2019-11-27 16:01:12,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:12, skipping insertion in model container [2019-11-27 16:01:12,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:12" (1/1) ... [2019-11-27 16:01:12,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:12,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:16,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:16,118 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:18,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:18,239 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:18,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18 WrapperNode [2019-11-27 16:01:18,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:18,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:18,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:18,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:18,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:18,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:18,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:18,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:18,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:18,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:18,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:18,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:18,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:18,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:19,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:19,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:19,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:18" (1/1) ... [2019-11-27 16:01:19,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:19,747 INFO L168 Benchmark]: Toolchain (without parser) took 7522.12 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 861.2 MB in the end (delta: 71.8 MB). Peak memory consumption was 309.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,748 INFO L168 Benchmark]: CDTParser took 0.24 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 16:01:19,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6020.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 755.2 MB in the end (delta: 177.8 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 517.05 ms. Allocated memory is still 1.0 GB. Free memory was 755.2 MB in the beginning and 685.6 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,754 INFO L168 Benchmark]: Boogie Preprocessor took 978.78 ms. Allocated memory is still 1.0 GB. Free memory was 685.6 MB in the beginning and 861.2 MB in the end (delta: -175.7 MB). Peak memory consumption was 62.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,765 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 6020.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 755.2 MB in the end (delta: 177.8 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 517.05 ms. Allocated memory is still 1.0 GB. Free memory was 755.2 MB in the beginning and 685.6 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 978.78 ms. Allocated memory is still 1.0 GB. Free memory was 685.6 MB in the beginning and 861.2 MB in the end (delta: -175.7 MB). Peak memory consumption was 62.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...