./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.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.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 b3b24d22acbd30abb2bd6c739c1741063240b31f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 b3b24d22acbd30abb2bd6c739c1741063240b31f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:13:11,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:11,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:11,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:11,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:11,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:11,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:11,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:11,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:11,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:11,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:11,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:11,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:11,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:11,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:11,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:11,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:11,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:11,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:11,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:11,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:11,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:11,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:11,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:11,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:11,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:11,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:11,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:11,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:11,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:11,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:11,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:11,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:11,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:11,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:11,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:11,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:11,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:11,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:11,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:11,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:11,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:11,484 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:11,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:11,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:11,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:11,492 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:11,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:11,493 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:11,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:11,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:11,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:11,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:11,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:11,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:11,500 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:11,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:11,501 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:11,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:11,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:11,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:11,502 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:11,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:11,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:11,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:11,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:11,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:11,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:11,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:11,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:11,508 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 -> b3b24d22acbd30abb2bd6c739c1741063240b31f [2019-11-26 17:13:12,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:12,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:12,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:12,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:12,067 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:12,068 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-11-26 17:13:12,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dd718bca/b0d490d751d147088a59cf131c238bde/FLAGea67659fd [2019-11-26 17:13:13,409 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:13,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-11-26 17:13:13,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dd718bca/b0d490d751d147088a59cf131c238bde/FLAGea67659fd [2019-11-26 17:13:13,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dd718bca/b0d490d751d147088a59cf131c238bde [2019-11-26 17:13:13,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:13,502 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:13,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:13,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:13,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:13,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,525 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 17:13:13,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:13,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:14,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:14,548 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:14,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:14,831 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:14,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:14 WrapperNode [2019-11-26 17:13:14,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:14,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:14,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:14,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:14,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:14" (1/1) ... [2019-11-26 17:13:14,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:14" (1/1) ... [2019-11-26 17:13:15,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:15,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:15,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:15,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:15,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:14" (1/1) ... [2019-11-26 17:13:15,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:14" (1/1) ... [2019-11-26 17:13:15,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:14" (1/1) ... [2019-11-26 17:13:15,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:14" (1/1) ... [2019-11-26 17:13:15,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:14" (1/1) ... [2019-11-26 17:13:15,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:14" (1/1) ... [2019-11-26 17:13:15,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:14" (1/1) ... [2019-11-26 17:13:15,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:15,222 INFO L168 Benchmark]: Toolchain (without parser) took 1714.16 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. [2019-11-26 17:13:15,230 INFO L168 Benchmark]: CDTParser took 0.39 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 17:13:15,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1327.89 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. [2019-11-26 17:13:15,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.48 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 17:13:15,239 INFO L168 Benchmark]: Boogie Preprocessor took 179.72 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. [2019-11-26 17:13:15,254 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1327.89 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 199.48 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 179.72 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 0.1.24-025d5a2 [2019-11-26 17:13:19,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:19,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:19,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:19,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:19,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:19,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:19,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:19,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:19,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:19,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:19,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:19,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:19,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:19,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:19,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:19,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:19,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:19,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:19,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:19,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:19,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:19,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:19,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:19,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:19,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:19,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:19,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:19,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:19,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:19,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:19,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:19,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:19,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:19,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:19,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:19,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:19,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:19,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:19,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:19,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:19,323 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:19,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:19,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:19,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:19,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:19,375 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:19,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:19,376 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:19,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:19,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:19,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:19,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:19,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:19,383 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:19,383 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:19,384 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:19,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:19,384 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:19,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:19,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:19,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:19,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:19,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:19,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:19,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:19,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:19,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:19,390 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:19,392 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:19,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:19,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:19,394 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 -> b3b24d22acbd30abb2bd6c739c1741063240b31f [2019-11-26 17:13:19,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:19,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:19,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:19,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:19,992 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:19,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-11-26 17:13:20,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ad4fb7af/dc1ea0aa89cd488ba88b4b9f7e1f82be/FLAG3faa48861 [2019-11-26 17:13:21,260 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:21,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-11-26 17:13:21,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ad4fb7af/dc1ea0aa89cd488ba88b4b9f7e1f82be/FLAG3faa48861 [2019-11-26 17:13:21,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ad4fb7af/dc1ea0aa89cd488ba88b4b9f7e1f82be [2019-11-26 17:13:21,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:21,811 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:21,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:21,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:21,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:21,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:21" (1/1) ... [2019-11-26 17:13:21,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 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 17:13:21,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:21" (1/1) ... [2019-11-26 17:13:21,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:21,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:22,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:22,823 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:23,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:23,091 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:23,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23 WrapperNode [2019-11-26 17:13:23,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:23,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:23,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:23,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:23,106 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 17:13:23,160 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 17:13:23,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:23,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:23,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:23,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:23,290 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 17:13:23,291 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 17:13:23,304 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 17:13:23,309 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 17:13:23,381 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 17:13:23,426 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 17:13:23,441 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 17:13:23,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:23,479 INFO L168 Benchmark]: Toolchain (without parser) took 1662.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 979.5 MB in the end (delta: -13.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:23,484 INFO L168 Benchmark]: CDTParser took 1.73 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 17:13:23,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1269.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.3 MB in the end (delta: -19.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:23,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.01 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:23,495 INFO L168 Benchmark]: Boogie Preprocessor took 201.70 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:23,511 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73 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 1269.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.3 MB in the end (delta: -19.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.01 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.70 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 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...