./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.1.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41aeb4b3eafc96a3464e4411965bc0b5575f7ae7 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.1.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41aeb4b3eafc96a3464e4411965bc0b5575f7ae7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:11,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:11,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:11,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:11,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:11,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:11,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:11,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:11,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:11,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:11,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:11,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:11,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:11,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:11,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:11,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:11,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:11,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:11,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:11,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:11,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:11,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:11,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:11,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:11,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:11,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:11,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:11,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:11,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:11,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:11,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:11,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:11,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:11,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:11,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:11,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:11,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:11,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:11,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:11,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:11,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:11,901 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:11,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:11,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:11,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:11,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:11,949 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:11,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:11,950 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:11,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:11,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:11,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:11,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:11,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:11,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:11,955 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:11,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:11,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:11,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:11,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:11,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:11,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:11,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:11,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:11,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:11,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:11,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:11,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:11,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:11,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:11,964 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 -> 41aeb4b3eafc96a3464e4411965bc0b5575f7ae7 [2019-11-26 17:13:12,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:12,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:12,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:12,529 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:12,531 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:12,532 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:12,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b58d2d9/040c18a745b649c3ae1c38659c21e310/FLAGb3f17fdf4 [2019-11-26 17:13:13,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:13,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:13,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b58d2d9/040c18a745b649c3ae1c38659c21e310/FLAGb3f17fdf4 [2019-11-26 17:13:13,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b58d2d9/040c18a745b649c3ae1c38659c21e310 [2019-11-26 17:13:13,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:13,964 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:13,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:13,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:13,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:13,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,989 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 26.11 05:13:13, skipping insertion in model container [2019-11-26 17:13:13,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:14,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:14,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:14,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:14,971 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:15,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:15,229 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:15,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:15 WrapperNode [2019-11-26 17:13:15,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:15,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:15,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:15,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:15,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:15" (1/1) ... [2019-11-26 17:13:15,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:15" (1/1) ... [2019-11-26 17:13:15,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:15,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:15,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:15,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:15,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:15" (1/1) ... [2019-11-26 17:13:15,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:15" (1/1) ... [2019-11-26 17:13:15,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:15" (1/1) ... [2019-11-26 17:13:15,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:15" (1/1) ... [2019-11-26 17:13:15,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:15" (1/1) ... [2019-11-26 17:13:15,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:15" (1/1) ... [2019-11-26 17:13:15,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:15" (1/1) ... [2019-11-26 17:13:15,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:15,593 INFO L168 Benchmark]: Toolchain (without parser) took 1620.32 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 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:15,596 INFO L168 Benchmark]: CDTParser took 1.40 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. [2019-11-26 17:13:15,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1261.71 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:15,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.18 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 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. [2019-11-26 17:13:15,612 INFO L168 Benchmark]: Boogie Preprocessor took 173.21 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:15,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 1261.71 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.18 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 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 173.21 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.6 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 0.1.24-025d5a2 [2019-11-26 17:13:19,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:19,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:19,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:19,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:19,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:19,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:19,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:19,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:19,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:19,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:19,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:19,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:19,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:19,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:19,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:19,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:19,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:19,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:19,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:19,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:19,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:19,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:19,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:19,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:19,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:19,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:19,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:19,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:19,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:19,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:19,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:19,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:19,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:19,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:19,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:19,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:19,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:19,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:19,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:19,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:19,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:19,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:19,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:19,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:19,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:19,655 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:19,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:19,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:19,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:19,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:19,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:19,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:19,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:19,661 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:19,662 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:19,664 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:19,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:19,664 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:19,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:19,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:19,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:19,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:19,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:19,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:19,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:19,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:19,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:19,671 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:19,671 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:19,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:19,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:19,673 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 -> 41aeb4b3eafc96a3464e4411965bc0b5575f7ae7 [2019-11-26 17:13:20,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:20,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:20,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:20,278 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:20,279 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:20,281 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:20,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ae4cae7b/8ced46b932d949129cfbf33c617cc819/FLAG596eafd17 [2019-11-26 17:13:21,622 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:21,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:21,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ae4cae7b/8ced46b932d949129cfbf33c617cc819/FLAG596eafd17 [2019-11-26 17:13:21,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ae4cae7b/8ced46b932d949129cfbf33c617cc819 [2019-11-26 17:13:21,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:21,712 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:21,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:21,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:21,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:21,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:21" (1/1) ... [2019-11-26 17:13:21,734 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 26.11 05:13:21, skipping insertion in model container [2019-11-26 17:13:21,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:21" (1/1) ... [2019-11-26 17:13:21,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:21,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:22,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:22,745 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:22,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:23,007 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:23,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23 WrapperNode [2019-11-26 17:13:23,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:23,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:23,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:23,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:23,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:23,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:23,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:23,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:23,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:23,429 INFO L168 Benchmark]: Toolchain (without parser) took 1719.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.0 MB in the end (delta: 416.7 kB). Peak memory consumption was 482.3 kB. Max. memory is 12.5 GB. [2019-11-26 17:13:23,437 INFO L168 Benchmark]: CDTParser took 1.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:23,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1294.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:23,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.74 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. [2019-11-26 17:13:23,447 INFO L168 Benchmark]: Boogie Preprocessor took 197.77 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:23,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1294.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.74 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 197.77 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...