./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test30-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/ldv-regression/test30-1.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 f3f14a8695828c11330d2be1588df37df1e498e3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-regression/test30-1.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 f3f14a8695828c11330d2be1588df37df1e498e3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:01:51,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:01:51,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:01:51,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:01:51,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:01:51,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:01:51,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:01:51,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:01:51,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:01:51,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:01:51,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:01:51,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:01:51,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:01:51,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:01:51,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:01:51,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:01:51,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:01:51,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:01:51,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:01:51,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:01:51,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:01:51,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:01:51,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:01:51,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:01:51,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:01:51,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:01:51,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:01:51,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:01:51,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:01:51,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:01:51,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:01:51,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:01:51,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:01:51,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:01:51,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:01:51,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:01:51,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:01:51,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:01:51,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:01:51,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:01:51,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:01:51,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:01:51,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:01:51,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:01:51,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:01:51,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:01:51,943 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:01:51,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:01:51,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:01:51,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:01:51,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:01:51,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:01:51,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:01:51,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:01:51,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:01:51,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:01:51,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:01:51,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:01:51,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:01:51,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:01:51,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:01:51,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:01:51,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:01:51,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:01:51,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:01:51,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:01:51,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:01:51,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:01:51,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:01:51,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:01:51,956 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 -> f3f14a8695828c11330d2be1588df37df1e498e3 [2019-11-26 17:01:52,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:01:52,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:01:52,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:01:52,414 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:01:52,415 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:01:52,416 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test30-1.c [2019-11-26 17:01:52,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d13661f0/641bfcf0973842a2bbbdca6e1c2dc1de/FLAG6de043ade [2019-11-26 17:01:53,209 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:01:53,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test30-1.c [2019-11-26 17:01:53,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d13661f0/641bfcf0973842a2bbbdca6e1c2dc1de/FLAG6de043ade [2019-11-26 17:01:53,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d13661f0/641bfcf0973842a2bbbdca6e1c2dc1de [2019-11-26 17:01:53,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:01:53,544 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:01:53,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:53,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:01:53,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:01:53,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53, skipping insertion in model container [2019-11-26 17:01:53,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:53,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:01:53,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:01:53,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:53,882 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:01:53,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:53,977 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:01:53,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53 WrapperNode [2019-11-26 17:01:53,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:53,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:53,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:01:53,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:01:53,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:54,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:54,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:54,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:01:54,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:01:54,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:01:54,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:54,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:54,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:54,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:54,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:54,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:54,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:53" (1/1) ... [2019-11-26 17:01:54,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:01:54,110 INFO L168 Benchmark]: Toolchain (without parser) took 551.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 991.2 MB in the end (delta: -22.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:54,112 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-26 17:01:54,116 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 1.0 GB in the end (delta: -33.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:54,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.86 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:54,120 INFO L168 Benchmark]: Boogie Preprocessor took 50.43 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:54,127 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 432.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 1.0 GB in the end (delta: -33.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 58.86 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.43 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. 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 0.1.24-025d5a2 [2019-11-26 17:01:56,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:01:56,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:01:56,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:01:56,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:01:56,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:01:56,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:01:56,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:01:57,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:01:57,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:01:57,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:01:57,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:01:57,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:01:57,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:01:57,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:01:57,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:01:57,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:01:57,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:01:57,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:01:57,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:01:57,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:01:57,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:01:57,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:01:57,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:01:57,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:01:57,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:01:57,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:01:57,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:01:57,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:01:57,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:01:57,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:01:57,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:01:57,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:01:57,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:01:57,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:01:57,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:01:57,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:01:57,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:01:57,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:01:57,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:01:57,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:01:57,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:01:57,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:01:57,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:01:57,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:01:57,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:01:57,109 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:01:57,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:01:57,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:01:57,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:01:57,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:01:57,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:01:57,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:01:57,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:01:57,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:01:57,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:01:57,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:01:57,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:01:57,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:01:57,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:01:57,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:01:57,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:01:57,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:01:57,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:01:57,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:01:57,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:01:57,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:01:57,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:01:57,119 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:01:57,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:01:57,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:01:57,119 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:01:57,120 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 -> f3f14a8695828c11330d2be1588df37df1e498e3 [2019-11-26 17:01:57,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:01:57,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:01:57,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:01:57,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:01:57,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:01:57,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test30-1.c [2019-11-26 17:01:57,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a7bcfc4a/09fda8b6d5e84332a95d8ba0dc8a7004/FLAG4364c8ae1 [2019-11-26 17:01:58,331 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:01:58,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test30-1.c [2019-11-26 17:01:58,345 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a7bcfc4a/09fda8b6d5e84332a95d8ba0dc8a7004/FLAG4364c8ae1 [2019-11-26 17:01:58,673 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a7bcfc4a/09fda8b6d5e84332a95d8ba0dc8a7004 [2019-11-26 17:01:58,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:01:58,685 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:01:58,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:58,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:01:58,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:01:58,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:58,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:58, skipping insertion in model container [2019-11-26 17:01:58,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:01:58" (1/1) ... [2019-11-26 17:01:58,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:01:58,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:01:59,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:59,045 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:01:59,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:01:59,145 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:01:59,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:59 WrapperNode [2019-11-26 17:01:59,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:01:59,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:59,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:01:59,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:01:59,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:59" (1/1) ... [2019-11-26 17:01:59,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:59" (1/1) ... [2019-11-26 17:01:59,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:01:59,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:01:59,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:01:59,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:01:59,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:59" (1/1) ... [2019-11-26 17:01:59,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:59" (1/1) ... [2019-11-26 17:01:59,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:59" (1/1) ... [2019-11-26 17:01:59,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:59" (1/1) ... [2019-11-26 17:01:59,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:59" (1/1) ... [2019-11-26 17:01:59,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:59" (1/1) ... [2019-11-26 17:01:59,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:01:59" (1/1) ... [2019-11-26 17:01:59,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:01:59,269 INFO L168 Benchmark]: Toolchain (without parser) took 580.15 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 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:59,271 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. [2019-11-26 17:01:59,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 460.89 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:59,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.59 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:01:59,274 INFO L168 Benchmark]: Boogie Preprocessor took 53.47 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:01:59,286 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 460.89 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 59.59 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 53.47 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...