./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.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.2.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 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.2.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 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:02:05,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:05,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:05,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:05,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:05,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:05,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:05,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:05,095 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:05,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:05,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:05,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:05,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:05,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:05,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:05,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:05,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:05,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:05,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:05,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:05,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:05,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:05,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:05,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:05,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:05,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:05,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:05,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:05,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:05,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:05,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:05,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:05,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:05,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:05,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:05,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:05,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:05,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:05,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:05,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:05,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:05,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:02:05,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:05,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:05,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:05,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:05,269 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:05,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:05,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:05,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:02:05,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:05,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:05,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:05,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:05,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:05,276 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:05,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:05,279 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:05,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:05,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:05,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:05,280 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:05,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:05,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:05,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:05,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:05,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:05,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:02:05,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:02:05,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:05,286 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 -> 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 [2019-11-27 10:02:05,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:05,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:05,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:05,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:05,953 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:05,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-27 10:02:06,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c8bd4068/ea823f219bec4cf990a0e29e48de1e67/FLAGe32cdddfe [2019-11-27 10:02:07,683 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:07,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-27 10:02:07,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c8bd4068/ea823f219bec4cf990a0e29e48de1e67/FLAGe32cdddfe [2019-11-27 10:02:07,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c8bd4068/ea823f219bec4cf990a0e29e48de1e67 [2019-11-27 10:02:07,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:07,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:07,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:07,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:07,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:07,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07, skipping insertion in model container [2019-11-27 10:02:07,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:08,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:09,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:09,940 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:10,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:10,670 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:10,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10 WrapperNode [2019-11-27 10:02:10,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:10,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:10,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:10,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:10,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:10,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:12,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:12,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:12,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:12,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:13,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:13,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:13,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:13,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:14,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:15,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:15,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:15,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:15,965 INFO L168 Benchmark]: Toolchain (without parser) took 8149.16 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 783.3 MB in the end (delta: 178.4 MB). Peak memory consumption was 322.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:15,966 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:15,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2857.49 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 904.2 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:15,973 INFO L168 Benchmark]: Boogie Procedure Inliner took 2078.48 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 720.9 MB in the end (delta: 183.3 MB). Peak memory consumption was 183.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:15,977 INFO L168 Benchmark]: Boogie Preprocessor took 3205.01 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 783.3 MB in the end (delta: -62.4 MB). Peak memory consumption was 81.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:15,988 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2857.49 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 904.2 MB in the end (delta: 57.5 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2078.48 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 720.9 MB in the end (delta: 183.3 MB). Peak memory consumption was 183.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3205.01 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 783.3 MB in the end (delta: -62.4 MB). Peak memory consumption was 81.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:02:20,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:20,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:20,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:20,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:20,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:20,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:20,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:20,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:20,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:20,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:20,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:20,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:20,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:20,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:20,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:20,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:20,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:20,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:20,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:20,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:20,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:20,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:20,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:20,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:20,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:20,233 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:20,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:20,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:20,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:20,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:20,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:20,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:20,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:20,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:20,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:20,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:20,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:20,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:20,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:20,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:20,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:20,311 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:20,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:20,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:20,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:20,321 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:20,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:20,324 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:20,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:20,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:20,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:20,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:20,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:20,327 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:20,328 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:20,330 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:20,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:20,330 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:20,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:20,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:20,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:20,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:20,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:20,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:20,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:20,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:20,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:20,337 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:20,338 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:20,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:20,339 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:20,342 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 -> 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 [2019-11-27 10:02:20,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:20,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:20,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:20,991 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:20,992 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:20,996 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-27 10:02:21,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9c6c3160/483fb34ad9b74346ae2a5b5bd5b3fd71/FLAG13c7c31e6 [2019-11-27 10:02:22,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:22,638 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-27 10:02:22,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9c6c3160/483fb34ad9b74346ae2a5b5bd5b3fd71/FLAG13c7c31e6 [2019-11-27 10:02:22,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9c6c3160/483fb34ad9b74346ae2a5b5bd5b3fd71 [2019-11-27 10:02:22,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:22,756 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:22,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:22,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:22,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:22,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:22" (1/1) ... [2019-11-27 10:02:22,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:22, skipping insertion in model container [2019-11-27 10:02:22,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:22" (1/1) ... [2019-11-27 10:02:22,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:22,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:25,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:25,109 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:25,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:26,135 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:26,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:26 WrapperNode [2019-11-27 10:02:26,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:26,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:26,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:26,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:26,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:26" (1/1) ... [2019-11-27 10:02:26,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:26" (1/1) ... [2019-11-27 10:02:28,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:28,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:28,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:28,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:28,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:26" (1/1) ... [2019-11-27 10:02:28,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:26" (1/1) ... [2019-11-27 10:02:29,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:26" (1/1) ... [2019-11-27 10:02:29,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:26" (1/1) ... [2019-11-27 10:02:30,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:26" (1/1) ... [2019-11-27 10:02:30,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:26" (1/1) ... [2019-11-27 10:02:30,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:26" (1/1) ... [2019-11-27 10:02:31,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:31,236 INFO L168 Benchmark]: Toolchain (without parser) took 8476.99 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 766.4 MB in the end (delta: 189.6 MB). Peak memory consumption was 189.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:31,240 INFO L168 Benchmark]: CDTParser took 0.47 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 10:02:31,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3369.24 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 881.2 MB in the end (delta: 74.7 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:31,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 2613.11 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 912.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 241.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:31,247 INFO L168 Benchmark]: Boogie Preprocessor took 2473.21 ms. Allocated memory is still 1.0 GB. Free memory was 912.4 MB in the beginning and 766.4 MB in the end (delta: 146.0 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:31,257 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 3369.24 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 881.2 MB in the end (delta: 74.7 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2613.11 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 912.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 241.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2473.21 ms. Allocated memory is still 1.0 GB. Free memory was 912.4 MB in the beginning and 766.4 MB in the end (delta: 146.0 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...