./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.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 185b9307fbc495027d5e0a407f0e1230207491e4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_opt-floodmax.4.3.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 185b9307fbc495027d5e0a407f0e1230207491e4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:54,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:54,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:54,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:54,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:55,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:55,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:55,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:55,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:55,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:55,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:55,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:55,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:55,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:55,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:55,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:55,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:55,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:55,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:55,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:55,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:55,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:55,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:55,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:55,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:55,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:55,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:55,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:55,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:55,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:55,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:55,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:55,123 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:55,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:55,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:55,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:55,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:55,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:55,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:55,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:55,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:55,143 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:55,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:55,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:55,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:55,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:55,190 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:55,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:55,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:55,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:55,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:55,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:55,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:55,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:55,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:55,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:55,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:55,198 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:55,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:55,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:55,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:55,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:55,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:55,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:55,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:55,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:55,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:55,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:55,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:55,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:55,205 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 -> 185b9307fbc495027d5e0a407f0e1230207491e4 [2019-11-27 10:01:55,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:55,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:55,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:55,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:55,828 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:55,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:55,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c2e99969/dd0a9ecbf6c54422a048c80f123582ae/FLAG1eced55f1 [2019-11-27 10:01:57,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:57,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:57,309 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c2e99969/dd0a9ecbf6c54422a048c80f123582ae/FLAG1eced55f1 [2019-11-27 10:01:57,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c2e99969/dd0a9ecbf6c54422a048c80f123582ae [2019-11-27 10:01:57,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:57,348 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:57,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:57,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:57,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:57,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:57,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57, skipping insertion in model container [2019-11-27 10:01:57,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:57,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:57,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:58,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:58,569 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:58,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:58,856 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:58,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58 WrapperNode [2019-11-27 10:01:58,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:58,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:58,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:58,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:58,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:58,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:59,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:59,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:59,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:59,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:59,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:59,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:59,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:59,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:59,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:59,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:59,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:59,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:59,249 INFO L168 Benchmark]: Toolchain (without parser) took 1900.57 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:59,254 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:59,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1501.49 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 978.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:59,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.44 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:59,264 INFO L168 Benchmark]: Boogie Preprocessor took 200.70 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:59,278 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1501.49 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 978.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.44 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.70 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:02:03,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:03,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:03,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:03,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:03,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:03,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:03,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:03,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:03,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:03,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:03,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:03,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:03,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:03,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:03,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:03,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:03,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:03,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:03,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:03,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:03,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:03,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:03,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:03,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:03,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:03,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:03,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:03,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:03,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:03,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:03,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:03,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:03,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:03,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:03,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:03,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:03,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:03,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:03,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:03,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:03,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:03,476 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:03,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:03,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:03,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:03,488 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:03,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:03,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:03,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:03,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:03,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:03,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:03,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:03,496 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:03,497 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:03,497 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:03,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:03,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:03,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:03,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:03,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:03,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:03,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:03,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:03,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:03,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:03,504 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:03,504 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:03,504 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:03,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:03,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:03,509 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 -> 185b9307fbc495027d5e0a407f0e1230207491e4 [2019-11-27 10:02:04,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:04,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:04,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:04,126 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:04,127 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:04,128 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:04,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/813491bd8/cd72d5a9bc954a40b88d11873a8aa9f4/FLAG271db6804 [2019-11-27 10:02:05,538 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:05,539 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:05,574 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/813491bd8/cd72d5a9bc954a40b88d11873a8aa9f4/FLAG271db6804 [2019-11-27 10:02:05,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/813491bd8/cd72d5a9bc954a40b88d11873a8aa9f4 [2019-11-27 10:02:05,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:05,604 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:05,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:05,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:05,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:05,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:05,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05, skipping insertion in model container [2019-11-27 10:02:05,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:05,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:05,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:06,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:06,797 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:07,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:07,115 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:07,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07 WrapperNode [2019-11-27 10:02:07,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:07,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:07,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:07,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:07,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:07,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:07,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:07,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:07,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:07,522 INFO L168 Benchmark]: Toolchain (without parser) took 1914.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.2 MB in the end (delta: 490.2 kB). Peak memory consumption was 555.7 kB. Max. memory is 12.5 GB. [2019-11-27 10:02:07,529 INFO L168 Benchmark]: CDTParser took 1.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:07,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1495.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:07,537 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.70 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:07,538 INFO L168 Benchmark]: Boogie Preprocessor took 209.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:07,550 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 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 1495.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.70 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 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...