./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.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.4_1.ufo.BOUNDED-10.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 2b1be4311b85b6fe57410228c7ae2544fffadecc .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.BOUNDED-10.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 2b1be4311b85b6fe57410228c7ae2544fffadecc .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:00:50,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:50,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:50,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:50,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:50,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:50,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:50,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:50,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:50,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:50,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:50,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:50,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:50,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:50,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:50,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:50,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:50,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:50,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:50,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:50,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:50,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:50,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:50,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:50,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:50,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:50,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:50,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:50,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:50,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:50,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:50,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:50,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:50,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:50,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:50,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:50,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:50,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:50,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:50,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:50,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:50,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:50,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:50,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:50,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:50,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:50,946 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:50,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:50,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:50,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:50,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:50,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:50,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:50,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:50,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:50,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:50,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:50,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:50,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:50,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:50,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:50,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:50,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:50,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:50,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:50,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:50,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:50,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:50,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:50,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:50,960 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 -> 2b1be4311b85b6fe57410228c7ae2544fffadecc [2019-11-27 10:00:51,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:51,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:51,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:51,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:51,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:51,583 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2019-11-27 10:00:51,750 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bbee4a5e/9e55a35a4e054c359ae0b6d684b11446/FLAG8dbffb22b [2019-11-27 10:00:52,964 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:52,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2019-11-27 10:00:53,007 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bbee4a5e/9e55a35a4e054c359ae0b6d684b11446/FLAG8dbffb22b [2019-11-27 10:00:53,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bbee4a5e/9e55a35a4e054c359ae0b6d684b11446 [2019-11-27 10:00:53,052 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:53,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:53,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:53,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:53,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:53,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:53" (1/1) ... [2019-11-27 10:00:53,084 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 10:00:53, skipping insertion in model container [2019-11-27 10:00:53,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:53" (1/1) ... [2019-11-27 10:00:53,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:53,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:54,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:54,047 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:54,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:54,309 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:54,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54 WrapperNode [2019-11-27 10:00:54,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:54,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:54,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:54,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:54,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:54,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:54,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:54,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:54,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:54,678 INFO L168 Benchmark]: Toolchain (without parser) took 1614.92 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 974.1 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:54,682 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:54,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1256.85 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 979.8 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:54,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.58 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 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. [2019-11-27 10:00:54,694 INFO L168 Benchmark]: Boogie Preprocessor took 184.75 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:54,711 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1256.85 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 979.8 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.58 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 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 184.75 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. 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 10:00:58,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:58,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:58,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:58,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:58,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:58,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:58,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:58,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:58,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:58,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:58,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:58,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:58,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:58,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:58,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:58,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:58,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:58,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:58,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:58,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:58,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:58,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:58,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:58,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:58,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:58,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:58,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:58,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:58,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:58,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:58,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:58,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:58,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:58,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:58,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:58,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:58,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:58,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:58,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:58,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:58,756 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:00:58,814 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:58,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:58,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:58,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:58,821 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:58,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:58,822 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:58,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:58,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:58,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:58,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:58,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:58,826 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:00:58,828 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:00:58,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:58,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:58,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:58,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:58,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:58,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:58,831 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:58,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:58,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:58,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:58,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:58,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:58,836 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:00:58,836 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:00:58,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:58,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:00:58,842 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 -> 2b1be4311b85b6fe57410228c7ae2544fffadecc [2019-11-27 10:00:59,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:59,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:59,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:59,374 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:59,377 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:59,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2019-11-27 10:00:59,549 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb0ea6eb/73eabddd43e742a78e958daf45d3e7e4/FLAG97ba130d3 [2019-11-27 10:01:00,715 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:00,716 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.BOUNDED-10.pals.c [2019-11-27 10:01:00,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb0ea6eb/73eabddd43e742a78e958daf45d3e7e4/FLAG97ba130d3 [2019-11-27 10:01:00,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb0ea6eb/73eabddd43e742a78e958daf45d3e7e4 [2019-11-27 10:01:00,799 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:00,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:00,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:00,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:00,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:00,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00, skipping insertion in model container [2019-11-27 10:01:00,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:00,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:01,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:01,804 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:02,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:02,124 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:02,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02 WrapperNode [2019-11-27 10:01:02,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:02,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:02,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:02,131 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:02,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:02,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:02,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:02,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:02,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:02,554 INFO L168 Benchmark]: Toolchain (without parser) took 1743.77 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:02,556 INFO L168 Benchmark]: CDTParser took 1.63 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 10:01:02,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1318.05 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 10:01:02,569 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.34 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:02,570 INFO L168 Benchmark]: Boogie Preprocessor took 193.85 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:02,586 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 1318.05 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 223.34 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.85 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...