./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+cfa-reducer.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-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+cfa-reducer.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 4e035ea9ce7f94c4adb4721b72a1428a51a697cb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+cfa-reducer.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 4e035ea9ce7f94c4adb4721b72a1428a51a697cb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:25:40,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:40,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:40,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:40,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:40,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:40,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:40,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:40,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:40,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:40,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:40,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:40,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:40,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:40,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:40,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:40,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:40,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:40,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:40,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:40,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:40,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:40,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:40,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:40,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:40,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:40,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:40,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:40,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:40,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:40,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:40,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:40,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:40,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:40,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:40,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:40,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:40,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:40,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:40,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:40,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:40,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:40,893 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:40,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:40,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:40,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:40,900 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:40,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:40,903 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:40,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:40,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:40,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:40,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:40,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:40,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:40,906 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:40,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:40,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:40,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:40,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:40,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:40,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:40,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:40,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:40,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:40,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:40,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:40,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:40,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:40,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:40,914 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 -> 4e035ea9ce7f94c4adb4721b72a1428a51a697cb [2019-11-27 16:25:41,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:41,588 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:41,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:41,600 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:41,603 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:41,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:25:41,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b75b6fc74/9f9f4be01a854b9ba5ab966f0d309875/FLAGec11ab1f7 [2019-11-27 16:25:42,953 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:42,957 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:25:43,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b75b6fc74/9f9f4be01a854b9ba5ab966f0d309875/FLAGec11ab1f7 [2019-11-27 16:25:43,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b75b6fc74/9f9f4be01a854b9ba5ab966f0d309875 [2019-11-27 16:25:43,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:43,052 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:43,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:43,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:43,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:43,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:43" (1/1) ... [2019-11-27 16:25:43,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:43, skipping insertion in model container [2019-11-27 16:25:43,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:43" (1/1) ... [2019-11-27 16:25:43,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:43,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:44,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:44,057 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:44,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:44,297 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:44,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44 WrapperNode [2019-11-27 16:25:44,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:44,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:44,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:44,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:44,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:44,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:44,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:44,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:44,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:44,575 INFO L168 Benchmark]: Toolchain (without parser) took 1503.15 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 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:44,577 INFO L168 Benchmark]: CDTParser took 0.35 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 16:25:44,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1237.98 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 984.0 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:44,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.86 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:44,590 INFO L168 Benchmark]: Boogie Preprocessor took 107.26 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:44,598 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1237.98 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 984.0 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.86 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.26 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.3 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 16:25:48,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:48,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:48,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:48,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:48,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:48,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:48,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:48,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:48,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:48,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:48,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:48,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:48,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:48,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:48,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:48,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:48,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:48,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:48,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:48,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:48,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:48,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:48,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:48,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:48,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:48,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:48,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:48,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:48,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:48,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:48,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:48,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:48,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:48,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:48,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:48,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:48,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:48,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:48,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:48,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:48,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:25:48,661 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:48,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:48,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:48,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:48,669 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:48,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:48,670 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:48,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:48,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:48,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:48,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:48,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:48,677 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:25:48,677 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:25:48,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:48,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:48,678 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:48,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:48,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:48,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:48,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:48,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:48,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:48,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:48,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:48,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:48,684 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:25:48,684 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:25:48,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:48,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:25:48,688 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 -> 4e035ea9ce7f94c4adb4721b72a1428a51a697cb [2019-11-27 16:25:49,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:49,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:49,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:49,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:49,241 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:49,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:25:49,404 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c246f982/cd13f5a6ec834daca5928fbdcafbf3a3/FLAG07b3a84cf [2019-11-27 16:25:50,545 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:50,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:25:50,580 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c246f982/cd13f5a6ec834daca5928fbdcafbf3a3/FLAG07b3a84cf [2019-11-27 16:25:50,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c246f982/cd13f5a6ec834daca5928fbdcafbf3a3 [2019-11-27 16:25:50,628 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:50,632 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:50,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:50,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:50,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:50,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:50" (1/1) ... [2019-11-27 16:25:50,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:50, skipping insertion in model container [2019-11-27 16:25:50,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:50" (1/1) ... [2019-11-27 16:25:50,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:50,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:51,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:51,652 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:51,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:51,952 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:51,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:51 WrapperNode [2019-11-27 16:25:51,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:51,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:51,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:51,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:51,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:51" (1/1) ... [2019-11-27 16:25:52,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:51" (1/1) ... [2019-11-27 16:25:52,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:52,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:52,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:52,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:52,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:51" (1/1) ... [2019-11-27 16:25:52,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:51" (1/1) ... [2019-11-27 16:25:52,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:51" (1/1) ... [2019-11-27 16:25:52,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:51" (1/1) ... [2019-11-27 16:25:52,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:51" (1/1) ... [2019-11-27 16:25:52,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:51" (1/1) ... [2019-11-27 16:25:52,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:51" (1/1) ... [2019-11-27 16:25:52,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:52,211 INFO L168 Benchmark]: Toolchain (without parser) took 1572.42 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 974.1 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:52,212 INFO L168 Benchmark]: CDTParser took 0.42 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 16:25:52,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1315.28 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 979.8 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:52,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.50 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:52,224 INFO L168 Benchmark]: Boogie Preprocessor took 104.55 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:52,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1315.28 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 979.8 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.50 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.55 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...