./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.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 344c73925844953f618b165f5d153337ea73c943 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/seq-mthreaded/rekcba_aso.1.M1-1.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 344c73925844953f618b165f5d153337ea73c943 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:02:01,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:01,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:01,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:01,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:01,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:01,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:01,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:01,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:01,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:01,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:01,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:01,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:01,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:01,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:01,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:01,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:01,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:01,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:01,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:01,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:01,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:01,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:01,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:01,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:01,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:01,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:01,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:01,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:01,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:01,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:01,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:01,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:01,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:01,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:01,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:01,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:01,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:01,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:01,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:01,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:01,912 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:02:01,951 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:01,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:01,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:01,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:01,959 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:01,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:01,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:01,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:02:01,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:01,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:01,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:01,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:01,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:01,965 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:01,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:01,966 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:01,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:01,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:01,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:01,969 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:01,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:01,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:01,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:01,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:01,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:01,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:02:01,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:02:01,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:01,976 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 -> 344c73925844953f618b165f5d153337ea73c943 [2019-11-27 10:02:02,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:02,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:02,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:02,656 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:02,661 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:02,662 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-27 10:02:02,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be55f331c/27f0c7b4f1084492941aacbd2fa134d2/FLAGe97a6bb7e [2019-11-27 10:02:04,264 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:04,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-27 10:02:04,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be55f331c/27f0c7b4f1084492941aacbd2fa134d2/FLAGe97a6bb7e [2019-11-27 10:02:04,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be55f331c/27f0c7b4f1084492941aacbd2fa134d2 [2019-11-27 10:02:04,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:04,395 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:04,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:04,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:04,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:04,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@585ae230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04, skipping insertion in model container [2019-11-27 10:02:04,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:04,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:06,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:06,382 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:06,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:07,053 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:07,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07 WrapperNode [2019-11-27 10:02:07,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:07,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:07,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:07,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:07,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:08,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:08,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:08,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:08,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:08,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:08,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:08,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:08,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:09,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:10,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:10,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:10,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:10,844 INFO L168 Benchmark]: Toolchain (without parser) took 6444.17 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 893.1 MB in the end (delta: 62.9 MB). Peak memory consumption was 323.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:10,848 INFO L168 Benchmark]: CDTParser took 0.38 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 10:02:10,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2661.68 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 933.2 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:10,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 1490.16 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 801.5 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:10,858 INFO L168 Benchmark]: Boogie Preprocessor took 2283.65 ms. Allocated memory is still 1.0 GB. Free memory was 801.5 MB in the beginning and 893.1 MB in the end (delta: -91.6 MB). Peak memory consumption was 168.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:10,870 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2661.68 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 933.2 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1490.16 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 801.5 MB in the end (delta: 131.8 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2283.65 ms. Allocated memory is still 1.0 GB. Free memory was 801.5 MB in the beginning and 893.1 MB in the end (delta: -91.6 MB). Peak memory consumption was 168.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:02:15,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:15,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:15,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:15,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:15,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:15,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:15,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:15,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:15,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:15,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:15,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:15,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:15,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:15,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:15,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:15,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:15,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:15,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:15,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:15,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:15,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:15,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:15,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:15,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:15,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:15,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:15,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:15,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:15,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:15,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:15,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:15,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:15,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:15,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:15,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:15,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:15,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:15,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:15,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:15,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:15,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:15,379 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:15,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:15,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:15,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:15,394 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:15,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:15,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:15,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:15,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:15,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:15,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:15,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:15,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:15,406 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:15,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:15,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:15,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:15,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:15,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:15,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:15,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:15,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:15,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:15,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:15,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:15,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:15,414 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:15,414 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:15,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:15,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:15,418 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 -> 344c73925844953f618b165f5d153337ea73c943 [2019-11-27 10:02:16,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:16,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:16,085 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:16,091 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:16,092 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:16,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-27 10:02:16,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a698de950/ec2c514faa14474c8afd9e58348e27cf/FLAG19df81fcd [2019-11-27 10:02:17,784 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:17,787 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.1.M1-1.c [2019-11-27 10:02:17,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a698de950/ec2c514faa14474c8afd9e58348e27cf/FLAG19df81fcd [2019-11-27 10:02:17,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a698de950/ec2c514faa14474c8afd9e58348e27cf [2019-11-27 10:02:17,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:17,894 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:17,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:17,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:17,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:17,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:17" (1/1) ... [2019-11-27 10:02:17,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@585ae230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:17, skipping insertion in model container [2019-11-27 10:02:17,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:17" (1/1) ... [2019-11-27 10:02:17,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:18,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:20,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:20,201 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:20,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:21,091 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:21,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21 WrapperNode [2019-11-27 10:02:21,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:21,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:21,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:21,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:21,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:21,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:22,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:22,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:22,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:22,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:22,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:22,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:23,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:23,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:24,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:24,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:24,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:21" (1/1) ... [2019-11-27 10:02:25,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:25,098 INFO L168 Benchmark]: Toolchain (without parser) took 7199.57 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 874.6 MB in the end (delta: 81.4 MB). Peak memory consumption was 312.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:25,099 INFO L168 Benchmark]: CDTParser took 0.43 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 10:02:25,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3191.93 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 904.5 MB in the end (delta: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:25,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 1621.14 ms. Allocated memory is still 1.0 GB. Free memory was 904.5 MB in the beginning and 778.5 MB in the end (delta: 126.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:25,109 INFO L168 Benchmark]: Boogie Preprocessor took 2374.89 ms. Allocated memory is still 1.0 GB. Free memory was 778.5 MB in the beginning and 874.6 MB in the end (delta: -96.1 MB). Peak memory consumption was 134.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:25,120 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 3191.93 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 904.5 MB in the end (delta: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1621.14 ms. Allocated memory is still 1.0 GB. Free memory was 904.5 MB in the beginning and 778.5 MB in the end (delta: 126.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2374.89 ms. Allocated memory is still 1.0 GB. Free memory was 778.5 MB in the beginning and 874.6 MB in the end (delta: -96.1 MB). Peak memory consumption was 134.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...