./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.4.1.ufo.BOUNDED-8.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 73fdf555f3f5e47d818d7f4214b9add97d75e1b5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.1.ufo.BOUNDED-8.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 73fdf555f3f5e47d818d7f4214b9add97d75e1b5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:23:40,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:40,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:40,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:40,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:40,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:40,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:40,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:40,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:40,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:40,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:40,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:40,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:40,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:40,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:40,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:40,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:40,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:41,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:41,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:41,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:41,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:41,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:41,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:41,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:41,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:41,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:41,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:41,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:41,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:41,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:41,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:41,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:41,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:41,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:41,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:41,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:41,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:41,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:41,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:41,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:41,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:41,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:41,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:41,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:41,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:41,131 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:41,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:41,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:41,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:41,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:41,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:41,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:41,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:41,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:41,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:41,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:41,142 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:41,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:41,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:41,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:41,143 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:41,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:41,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:41,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:41,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:41,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:41,147 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:41,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:41,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:41,148 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 -> 73fdf555f3f5e47d818d7f4214b9add97d75e1b5 [2019-11-27 16:23:41,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:41,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:41,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:41,866 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:41,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:41,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:42,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/832448b25/4e1430976c13466bbc8a8db273437432/FLAGdf9504750 [2019-11-27 16:23:43,333 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:43,338 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:43,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/832448b25/4e1430976c13466bbc8a8db273437432/FLAGdf9504750 [2019-11-27 16:23:43,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/832448b25/4e1430976c13466bbc8a8db273437432 [2019-11-27 16:23:43,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:43,441 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:43,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:43,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:43,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:43,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:43" (1/1) ... [2019-11-27 16:23:43,467 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 04:23:43, skipping insertion in model container [2019-11-27 16:23:43,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:43" (1/1) ... [2019-11-27 16:23:43,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:43,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:44,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:44,693 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:44,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:45,010 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:45,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45 WrapperNode [2019-11-27 16:23:45,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:45,013 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:45,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:45,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:45,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:45,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:45,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:45,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:45,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:45,419 INFO L168 Benchmark]: Toolchain (without parser) took 1968.19 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 966.8 MB in the end (delta: 567.6 kB). Peak memory consumption was 633.2 kB. Max. memory is 12.5 GB. [2019-11-27 16:23:45,420 INFO L168 Benchmark]: CDTParser took 1.48 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. [2019-11-27 16:23:45,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1567.58 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 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:45,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.94 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:45,431 INFO L168 Benchmark]: Boogie Preprocessor took 231.38 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 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 16:23:45,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 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 1567.58 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 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.94 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 231.38 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 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 0.1.24-509859d [2019-11-27 16:23:49,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:49,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:49,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:49,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:49,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:49,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:49,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:49,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:49,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:49,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:49,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:49,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:49,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:49,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:49,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:49,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:49,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:49,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:49,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:49,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:49,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:49,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:49,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:49,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:49,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:49,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:49,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:49,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:49,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:49,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:49,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:49,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:49,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:49,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:49,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:49,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:49,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:49,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:49,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:49,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:49,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:49,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:49,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:49,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:49,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:49,783 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:49,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:49,786 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:49,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:49,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:49,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:49,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:49,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:49,790 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:49,791 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:49,791 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:49,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:49,794 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:49,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:49,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:49,796 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:49,796 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:49,797 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:49,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:49,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:49,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:49,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:49,801 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:49,801 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:49,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:49,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:49,805 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 -> 73fdf555f3f5e47d818d7f4214b9add97d75e1b5 [2019-11-27 16:23:50,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:50,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:50,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:50,460 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:50,461 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:50,463 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:50,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1195cd4ac/1b1cd85765864438b05e3e6fe17d8d93/FLAG75db73e17 [2019-11-27 16:23:51,818 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:51,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:51,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1195cd4ac/1b1cd85765864438b05e3e6fe17d8d93/FLAG75db73e17 [2019-11-27 16:23:52,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1195cd4ac/1b1cd85765864438b05e3e6fe17d8d93 [2019-11-27 16:23:52,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:52,290 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:52,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:52,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:52,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:52,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:52" (1/1) ... [2019-11-27 16:23:52,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740a2c3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:52, skipping insertion in model container [2019-11-27 16:23:52,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:52" (1/1) ... [2019-11-27 16:23:52,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:52,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:53,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:53,599 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:53,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:53,942 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:53,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53 WrapperNode [2019-11-27 16:23:53,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:53,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:53,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:53,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:53,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:54,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:54,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:54,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:54,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:54,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:54,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:54,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:54,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:54,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:54,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:54,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:54,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:53" (1/1) ... [2019-11-27 16:23:54,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:54,351 INFO L168 Benchmark]: Toolchain (without parser) took 2056.15 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 962.1 MB in the end (delta: -426.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:54,357 INFO L168 Benchmark]: CDTParser took 0.34 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 16:23:54,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1655.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.3 MB in the end (delta: -17.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:54,366 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.57 ms. Allocated memory is still 1.0 GB. Free memory was 979.3 MB in the beginning and 973.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:54,369 INFO L168 Benchmark]: Boogie Preprocessor took 208.85 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 962.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:54,379 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1655.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.3 MB in the end (delta: -17.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.57 ms. Allocated memory is still 1.0 GB. Free memory was 979.3 MB in the beginning and 973.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.85 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 962.1 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...