./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.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_2.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 bd3b02b89b8fe5eebc8d5c8d901354afb3132de1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_2.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 bd3b02b89b8fe5eebc8d5c8d901354afb3132de1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 23:05:50,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:50,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:50,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:50,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:50,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:50,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:50,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:50,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:50,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:50,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:50,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:50,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:50,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:50,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:50,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:50,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:50,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:50,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:50,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:50,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:50,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:50,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:50,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:50,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:50,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:50,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:50,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:50,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:50,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:50,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:50,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:50,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:50,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:50,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:50,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:50,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:50,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:50,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:50,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:50,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:50,691 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:05:50,732 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:50,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:50,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:50,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:50,740 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:50,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:50,740 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:50,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:05:50,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:50,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:50,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:50,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:50,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:50,746 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:50,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:50,748 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:50,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:50,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:50,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:50,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:50,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:50,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:50,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:50,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:50,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:50,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:05:50,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:05:50,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:50,757 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 -> bd3b02b89b8fe5eebc8d5c8d901354afb3132de1 [2019-11-25 23:05:51,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:51,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:51,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:51,448 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:51,450 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:51,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:51,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2baee0a1/c99e1eb26214403d9a183767872f49ed/FLAGa0c9593d7 [2019-11-25 23:05:52,834 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:52,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:52,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2baee0a1/c99e1eb26214403d9a183767872f49ed/FLAGa0c9593d7 [2019-11-25 23:05:52,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2baee0a1/c99e1eb26214403d9a183767872f49ed [2019-11-25 23:05:52,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:52,933 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:52,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:52,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:52,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:52,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:52" (1/1) ... [2019-11-25 23:05:52,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:52, skipping insertion in model container [2019-11-25 23:05:52,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:52" (1/1) ... [2019-11-25 23:05:52,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:53,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:53,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:53,960 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:54,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:54,236 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:54,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:54 WrapperNode [2019-11-25 23:05:54,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:54,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:54,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:54,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:54,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:54" (1/1) ... [2019-11-25 23:05:54,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:54" (1/1) ... [2019-11-25 23:05:54,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:54,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:54,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:54,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:54,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:54" (1/1) ... [2019-11-25 23:05:54,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:54" (1/1) ... [2019-11-25 23:05:54,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:54" (1/1) ... [2019-11-25 23:05:54,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:54" (1/1) ... [2019-11-25 23:05:54,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:54" (1/1) ... [2019-11-25 23:05:54,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:54" (1/1) ... [2019-11-25 23:05:54,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:54" (1/1) ... [2019-11-25 23:05:54,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:54,699 INFO L168 Benchmark]: Toolchain (without parser) took 1758.09 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 962.7 MB in the end (delta: -1.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:54,701 INFO L168 Benchmark]: CDTParser took 0.45 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 23:05:54,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1299.81 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:54,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.01 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:54,714 INFO L168 Benchmark]: Boogie Preprocessor took 203.55 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 962.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:54,732 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1299.81 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.01 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.55 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 962.7 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 23:05:58,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:58,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:58,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:58,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:58,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:58,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:58,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:58,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:58,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:58,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:58,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:58,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:58,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:58,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:58,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:58,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:58,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:58,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:58,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:58,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:58,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:58,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:58,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:58,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:58,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:58,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:58,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:58,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:58,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:58,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:58,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:58,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:58,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:58,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:58,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:58,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:58,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:58,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:58,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:58,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:58,793 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:05:58,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:58,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:58,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:58,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:58,839 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:58,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:58,841 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:58,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:58,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:58,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:58,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:58,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:58,846 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:05:58,846 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:05:58,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:58,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:58,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:58,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:58,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:58,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:58,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:58,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:58,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:58,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:58,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:58,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:58,855 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:05:58,855 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:05:58,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:58,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:05:58,857 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 -> bd3b02b89b8fe5eebc8d5c8d901354afb3132de1 [2019-11-25 23:05:59,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:59,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:59,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:59,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:59,473 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:59,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c [2019-11-25 23:05:59,636 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f73bdfe8e/d5667913fd40440a85c4a8d248062206/FLAGf455dfe85 [2019-11-25 23:06:00,849 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:00,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:00,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f73bdfe8e/d5667913fd40440a85c4a8d248062206/FLAGf455dfe85 [2019-11-25 23:06:00,931 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f73bdfe8e/d5667913fd40440a85c4a8d248062206 [2019-11-25 23:06:00,941 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:00,944 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:00,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:00,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:00,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:00,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:00" (1/1) ... [2019-11-25 23:06:00,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:00, skipping insertion in model container [2019-11-25 23:06:00,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:00" (1/1) ... [2019-11-25 23:06:00,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:01,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:01,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:02,008 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:02,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:02,318 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:02,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:02 WrapperNode [2019-11-25 23:06:02,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:02,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:02,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:02,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:02,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:02" (1/1) ... [2019-11-25 23:06:02,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:02" (1/1) ... [2019-11-25 23:06:02,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:02,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:02,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:02,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:02,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:02" (1/1) ... [2019-11-25 23:06:02,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:02" (1/1) ... [2019-11-25 23:06:02,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:02" (1/1) ... [2019-11-25 23:06:02,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:02" (1/1) ... [2019-11-25 23:06:02,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:02" (1/1) ... [2019-11-25 23:06:02,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:02" (1/1) ... [2019-11-25 23:06:02,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:02" (1/1) ... [2019-11-25 23:06:02,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:02,746 INFO L168 Benchmark]: Toolchain (without parser) took 1797.69 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 962.7 MB in the end (delta: -996.1 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:02,751 INFO L168 Benchmark]: CDTParser took 0.40 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 23:06:02,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1371.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:02,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.51 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:02,765 INFO L168 Benchmark]: Boogie Preprocessor took 205.28 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:02,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1371.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.51 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.28 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.7 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...