./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_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.4_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 51b120a585d23a491f06d4bb80c2a463453987ac ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 51b120a585d23a491f06d4bb80c2a463453987ac ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:13:11,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:11,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:11,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:11,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:11,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:11,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:11,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:11,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:11,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:11,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:11,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:11,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:11,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:11,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:11,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:11,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:11,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:11,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:11,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:11,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:11,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:11,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:11,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:11,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:11,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:11,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:11,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:11,276 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:11,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:11,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:11,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:11,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:11,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:11,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:11,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:11,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:11,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:11,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:11,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:11,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:11,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:11,322 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:11,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:11,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:11,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:11,324 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:11,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:11,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:11,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:11,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:11,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:11,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:11,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:11,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:11,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:11,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:11,330 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:11,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:11,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:11,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:11,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:11,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:11,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:11,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:11,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:11,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:11,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:11,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:11,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:11,335 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 -> 51b120a585d23a491f06d4bb80c2a463453987ac [2019-11-26 17:13:11,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:11,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:11,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:11,749 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:11,751 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:11,752 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:11,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e4f8ef61/2a8dc3508dd940608c200e011c8a508d/FLAGfcfc7ae1d [2019-11-26 17:13:12,663 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:12,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:12,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e4f8ef61/2a8dc3508dd940608c200e011c8a508d/FLAGfcfc7ae1d [2019-11-26 17:13:12,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e4f8ef61/2a8dc3508dd940608c200e011c8a508d [2019-11-26 17:13:12,880 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:12,881 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:12,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:12,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:12,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:12,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:12" (1/1) ... [2019-11-26 17:13:12,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:12, skipping insertion in model container [2019-11-26 17:13:12,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:12" (1/1) ... [2019-11-26 17:13:12,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:13,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:13,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:13,545 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:13,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:13,707 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:13,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:13 WrapperNode [2019-11-26 17:13:13,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:13,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:13,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:13,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:13,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:13,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:13,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:13,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:13,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:13" (1/1) ... [2019-11-26 17:13:13,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:13,982 INFO L168 Benchmark]: Toolchain (without parser) took 1090.44 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 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:13,983 INFO L168 Benchmark]: CDTParser took 1.85 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 17:13:13,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 820.72 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 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:13,985 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.54 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. [2019-11-26 17:13:13,986 INFO L168 Benchmark]: Boogie Preprocessor took 128.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 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 17:13:13,994 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 820.72 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 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.54 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 128.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:16,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:16,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:16,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:16,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:16,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:16,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:16,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:16,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:16,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:16,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:16,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:16,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:16,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:16,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:16,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:16,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:16,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:16,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:16,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:16,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:16,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:16,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:16,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:16,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:16,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:16,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:16,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:16,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:16,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:16,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:16,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:16,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:16,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:16,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:16,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:16,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:16,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:16,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:16,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:16,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:16,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:16,869 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:16,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:16,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:16,877 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:16,877 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:16,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:16,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:16,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:16,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:16,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:16,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:16,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:16,881 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:16,881 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:16,882 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:16,882 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:16,882 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:16,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:16,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:16,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:16,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:16,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:16,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:16,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:16,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:16,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:16,887 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:16,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:16,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:16,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:16,889 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 -> 51b120a585d23a491f06d4bb80c2a463453987ac [2019-11-26 17:13:17,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:17,380 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:17,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:17,388 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:17,390 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:17,391 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:17,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63e78ce9/c0111bcb94ac43b78df714ae7fe66553/FLAG8629f24a1 [2019-11-26 17:13:18,289 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:18,291 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:18,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63e78ce9/c0111bcb94ac43b78df714ae7fe66553/FLAG8629f24a1 [2019-11-26 17:13:18,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b63e78ce9/c0111bcb94ac43b78df714ae7fe66553 [2019-11-26 17:13:18,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:18,518 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:18,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:18,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:18,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:18,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:18" (1/1) ... [2019-11-26 17:13:18,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:18, skipping insertion in model container [2019-11-26 17:13:18,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:18" (1/1) ... [2019-11-26 17:13:18,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:18,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:19,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:19,234 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:19,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:19,420 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:19,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19 WrapperNode [2019-11-26 17:13:19,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:19,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:19,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:19,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:19,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:19,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:19,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:19,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:19,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:19,690 INFO L168 Benchmark]: Toolchain (without parser) took 1171.33 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: 411.5 kB). Peak memory consumption was 477.1 kB. Max. memory is 12.5 GB. [2019-11-26 17:13:19,694 INFO L168 Benchmark]: CDTParser took 1.57 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 17:13:19,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 893.13 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 17:13:19,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.97 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 17:13:19,701 INFO L168 Benchmark]: Boogie Preprocessor took 139.81 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 17:13:19,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 893.13 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 124.97 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 139.81 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...