./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.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 51b120a585d23a491f06d4bb80c2a463453987ac ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.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 51b120a585d23a491f06d4bb80c2a463453987ac ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:05:49,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:49,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:49,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:49,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:49,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:49,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:49,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:49,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:49,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:49,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:49,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:49,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:49,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:49,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:49,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:49,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:49,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:49,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:49,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:49,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:49,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:49,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:49,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:49,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:49,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:49,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:49,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:49,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:49,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:49,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:49,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:49,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:49,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:49,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:49,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:49,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:49,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:49,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:49,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:49,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:49,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:05:49,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:49,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:49,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:49,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:49,366 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:49,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:49,367 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:49,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:05:49,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:49,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:49,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:49,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:49,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:49,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:49,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:49,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:49,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:49,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:49,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:49,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:49,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:49,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:49,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:49,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:49,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:49,376 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:05:49,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:05:49,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:49,376 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 -> 51b120a585d23a491f06d4bb80c2a463453987ac [2019-11-25 23:05:49,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:49,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:49,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:49,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:49,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:49,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:49,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01250014c/1da47bb7be434d0098bbbf9a102a46c9/FLAG96d2096a2 [2019-11-25 23:05:50,698 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:50,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:50,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01250014c/1da47bb7be434d0098bbbf9a102a46c9/FLAG96d2096a2 [2019-11-25 23:05:50,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01250014c/1da47bb7be434d0098bbbf9a102a46c9 [2019-11-25 23:05:50,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:50,958 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:50,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:50,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:50,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:50,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:50" (1/1) ... [2019-11-25 23:05:50,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:50, skipping insertion in model container [2019-11-25 23:05:50,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:50" (1/1) ... [2019-11-25 23:05:50,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:51,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:51,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:51,629 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:51,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:51,797 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:51,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:51 WrapperNode [2019-11-25 23:05:51,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:51,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:51,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:51,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:51,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:51" (1/1) ... [2019-11-25 23:05:51,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:51" (1/1) ... [2019-11-25 23:05:51,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:51,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:51,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:51,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:51,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:51" (1/1) ... [2019-11-25 23:05:51,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:51" (1/1) ... [2019-11-25 23:05:51,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:51" (1/1) ... [2019-11-25 23:05:51,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:51" (1/1) ... [2019-11-25 23:05:51,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:51" (1/1) ... [2019-11-25 23:05:52,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:51" (1/1) ... [2019-11-25 23:05:52,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:51" (1/1) ... [2019-11-25 23:05:52,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:52,051 INFO L168 Benchmark]: Toolchain (without parser) took 1086.29 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 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:52,052 INFO L168 Benchmark]: CDTParser took 2.09 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:52,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 834.45 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:52,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:52,063 INFO L168 Benchmark]: Boogie Preprocessor took 127.64 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:52,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.09 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 834.45 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 115.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 127.64 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:05:54,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:54,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:54,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:54,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:54,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:54,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:54,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:54,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:54,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:54,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:54,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:54,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:54,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:54,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:54,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:54,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:54,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:54,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:54,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:54,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:54,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:54,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:54,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:54,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:54,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:54,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:54,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:54,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:54,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:54,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:54,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:54,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:54,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:54,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:54,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:54,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:54,946 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:54,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:54,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:54,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:54,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:05:54,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:54,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:54,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:54,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:54,984 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:54,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:54,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:54,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:54,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:54,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:54,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:54,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:54,989 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:05:54,989 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:05:54,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:54,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:54,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:54,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:54,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:54,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:54,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:54,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:54,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:54,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:54,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:54,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:54,994 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:05:54,995 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:05:54,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:54,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:05:54,996 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 -> 51b120a585d23a491f06d4bb80c2a463453987ac [2019-11-25 23:05:55,480 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:55,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:55,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:55,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:55,509 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:55,513 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:55,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a270a5bd/8ad100411eb14d1fb88ae1c62f333438/FLAG713f79f45 [2019-11-25 23:05:56,473 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:56,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:56,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a270a5bd/8ad100411eb14d1fb88ae1c62f333438/FLAG713f79f45 [2019-11-25 23:05:56,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a270a5bd/8ad100411eb14d1fb88ae1c62f333438 [2019-11-25 23:05:56,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:56,677 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:56,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:56,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:56,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:56,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:56" (1/1) ... [2019-11-25 23:05:56,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4685ae67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:56, skipping insertion in model container [2019-11-25 23:05:56,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:56" (1/1) ... [2019-11-25 23:05:56,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:56,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:57,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:57,407 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:57,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:57,608 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:57,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:57 WrapperNode [2019-11-25 23:05:57,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:57,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:57,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:57,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:57,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:57" (1/1) ... [2019-11-25 23:05:57,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:57" (1/1) ... [2019-11-25 23:05:57,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:57,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:57,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:57,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:57,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:57" (1/1) ... [2019-11-25 23:05:57,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:57" (1/1) ... [2019-11-25 23:05:57,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:57" (1/1) ... [2019-11-25 23:05:57,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:57" (1/1) ... [2019-11-25 23:05:57,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:57" (1/1) ... [2019-11-25 23:05:57,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:57" (1/1) ... [2019-11-25 23:05:57,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:57" (1/1) ... [2019-11-25 23:05:57,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:57,918 INFO L168 Benchmark]: Toolchain (without parser) took 1235.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 968.3 MB in the end (delta: -3.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:57,923 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:57,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 921.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 985.5 MB in the end (delta: -21.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:57,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.90 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:57,931 INFO L168 Benchmark]: Boogie Preprocessor took 146.60 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 968.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:57,939 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 921.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.5 MB in the beginning and 985.5 MB in the end (delta: -21.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.90 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 146.60 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 968.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...