./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.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/pals_STARTPALS_ActiveStandby.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 ce8837b93ff39d71c14a2a0369c9bfe0fc739993 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.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 ce8837b93ff39d71c14a2a0369c9bfe0fc739993 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:00:52,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:52,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:52,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:52,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:52,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:52,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:52,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:52,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:52,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:52,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:52,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:52,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:52,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:52,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:52,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:52,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:52,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:52,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:52,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:52,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:52,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:52,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:52,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:52,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:52,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:52,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:52,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:52,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:52,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:52,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:52,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:52,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:52,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:52,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:52,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:52,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:52,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:52,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:52,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:52,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:52,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:52,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:52,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:52,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:52,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:52,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:52,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:52,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:52,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:52,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:52,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:52,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:52,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:52,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:52,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:52,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:52,648 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:52,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:52,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:52,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:52,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:52,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:52,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:52,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:52,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:52,651 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:52,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:52,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:52,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:52,654 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 -> ce8837b93ff39d71c14a2a0369c9bfe0fc739993 [2019-11-27 10:00:53,281 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:53,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:53,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:53,324 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:53,325 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:53,327 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2019-11-27 10:00:53,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a4a91486/a1853243862147cca33fc498d9183b0f/FLAG1c61e8f11 [2019-11-27 10:00:54,713 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:54,717 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2019-11-27 10:00:54,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a4a91486/a1853243862147cca33fc498d9183b0f/FLAG1c61e8f11 [2019-11-27 10:00:54,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a4a91486/a1853243862147cca33fc498d9183b0f [2019-11-27 10:00:54,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:54,800 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:54,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:54,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:54,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:54,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,826 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 27.11 10:00:54, skipping insertion in model container [2019-11-27 10:00:54,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:54,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:55,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:55,824 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:56,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:56,064 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:56,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:56 WrapperNode [2019-11-27 10:00:56,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:56,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:56,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:56,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:56,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:56" (1/1) ... [2019-11-27 10:00:56,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:56" (1/1) ... [2019-11-27 10:00:56,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:56,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:56,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:56,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:56,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:56" (1/1) ... [2019-11-27 10:00:56,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:56" (1/1) ... [2019-11-27 10:00:56,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:56" (1/1) ... [2019-11-27 10:00:56,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:56" (1/1) ... [2019-11-27 10:00:56,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:56" (1/1) ... [2019-11-27 10:00:56,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:56" (1/1) ... [2019-11-27 10:00:56,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:56" (1/1) ... [2019-11-27 10:00:56,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:56,531 INFO L168 Benchmark]: Toolchain (without parser) took 1726.35 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:56,537 INFO L168 Benchmark]: CDTParser took 3.69 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 10:00:56,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1260.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 10:00:56,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.88 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. [2019-11-27 10:00:56,550 INFO L168 Benchmark]: Boogie Preprocessor took 201.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:56,571 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.69 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 1260.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 239.88 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 201.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 10:01:00,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:00,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:00,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:00,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:00,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:00,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:00,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:00,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:00,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:00,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:00,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:00,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:00,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:00,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:00,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:00,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:00,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:00,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:00,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:00,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:00,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:00,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:00,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:00,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:00,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:00,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:00,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:00,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:00,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:00,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:00,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:00,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:00,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:00,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:00,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:00,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:00,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:00,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:00,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:00,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:00,574 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:00,629 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:00,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:00,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:00,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:00,638 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:00,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:00,641 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:00,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:00,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:00,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:00,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:00,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:00,647 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:00,647 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:00,647 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:00,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:00,648 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:00,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:00,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:00,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:00,650 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:00,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:00,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:00,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:00,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:00,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:00,655 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:00,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:00,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:00,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:00,660 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 -> ce8837b93ff39d71c14a2a0369c9bfe0fc739993 [2019-11-27 10:01:01,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:01,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:01,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:01,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:01,261 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:01,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:01,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ad01d8bd/ae3e01f98baa489ea579e16d75f3c172/FLAG7cc5ed81e [2019-11-27 10:01:02,635 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:02,638 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:02,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ad01d8bd/ae3e01f98baa489ea579e16d75f3c172/FLAG7cc5ed81e [2019-11-27 10:01:02,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ad01d8bd/ae3e01f98baa489ea579e16d75f3c172 [2019-11-27 10:01:02,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:02,722 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:02,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:02,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:02,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:02,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,752 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 27.11 10:01:02, skipping insertion in model container [2019-11-27 10:01:02,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:02,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:03,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:03,607 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:03,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:03,910 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:03,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03 WrapperNode [2019-11-27 10:01:03,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:03,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:03,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:03,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:03,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:03,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:04,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:04,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:04,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:04,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:04,333 INFO L168 Benchmark]: Toolchain (without parser) took 1609.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.4 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:04,338 INFO L168 Benchmark]: CDTParser took 0.42 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 10:01:04,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1184.59 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. [2019-11-27 10:01:04,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.52 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. [2019-11-27 10:01:04,354 INFO L168 Benchmark]: Boogie Preprocessor took 185.51 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:04,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1184.59 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 228.52 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 185.51 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...