./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.3.ufo.BOUNDED-6.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_floodmax.3.3.ufo.BOUNDED-6.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 b21da786d95e06bc319c05bb1d8697b6b032c077 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_floodmax.3.3.ufo.BOUNDED-6.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 b21da786d95e06bc319c05bb1d8697b6b032c077 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:22:45,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:45,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:45,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:45,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:45,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:45,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:45,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:45,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:45,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:45,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:45,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:45,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:45,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:45,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:45,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:45,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:45,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:45,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:45,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:45,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:45,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:45,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:45,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:45,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:45,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:45,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:45,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:45,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:45,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:45,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:45,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:45,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:45,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:45,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:45,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:45,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:45,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:45,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:45,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:45,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:45,614 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:45,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:45,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:45,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:45,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:45,658 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:45,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:45,658 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:45,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:45,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:45,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:45,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:45,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:45,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:45,663 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:45,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:45,666 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:45,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:45,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:45,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:45,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:45,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:45,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:45,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:45,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:45,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:45,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:45,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:45,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:45,672 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 -> b21da786d95e06bc319c05bb1d8697b6b032c077 [2019-11-27 16:22:46,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:46,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:46,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:46,300 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:46,305 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:46,306 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c [2019-11-27 16:22:46,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/798a3d053/835400754b2847d1b4ee8ded3cad5aff/FLAG4f611a94d [2019-11-27 16:22:47,527 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:47,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c [2019-11-27 16:22:47,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/798a3d053/835400754b2847d1b4ee8ded3cad5aff/FLAG4f611a94d [2019-11-27 16:22:47,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/798a3d053/835400754b2847d1b4ee8ded3cad5aff [2019-11-27 16:22:47,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:47,616 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:47,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:47,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:47,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:47,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:47" (1/1) ... [2019-11-27 16:22:47,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c177520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:47, skipping insertion in model container [2019-11-27 16:22:47,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:47" (1/1) ... [2019-11-27 16:22:47,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:47,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:48,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:48,545 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:48,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:48,742 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:48,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:48 WrapperNode [2019-11-27 16:22:48,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:48,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:48,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:48,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:48,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:48" (1/1) ... [2019-11-27 16:22:48,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:48" (1/1) ... [2019-11-27 16:22:48,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:48,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:48,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:48,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:48,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:48" (1/1) ... [2019-11-27 16:22:48,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:48" (1/1) ... [2019-11-27 16:22:48,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:48" (1/1) ... [2019-11-27 16:22:48,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:48" (1/1) ... [2019-11-27 16:22:48,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:48" (1/1) ... [2019-11-27 16:22:48,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:48" (1/1) ... [2019-11-27 16:22:48,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:48" (1/1) ... [2019-11-27 16:22:48,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:49,005 INFO L168 Benchmark]: Toolchain (without parser) took 1385.14 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 979.6 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:49,012 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 16:22:49,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1123.67 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 985.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:49,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.47 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:49,021 INFO L168 Benchmark]: Boogie Preprocessor took 124.44 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:49,031 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 1123.67 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 985.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.47 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.44 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:22:52,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:52,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:52,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:52,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:52,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:52,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:52,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:52,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:52,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:52,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:52,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:52,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:52,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:52,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:52,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:53,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:53,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:53,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:53,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:53,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:53,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:53,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:53,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:53,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:53,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:53,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:53,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:53,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:53,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:53,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:53,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:53,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:53,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:53,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:53,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:53,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:53,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:53,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:53,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:53,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:53,079 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:53,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:53,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:53,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:53,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:53,126 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:53,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:53,128 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:53,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:53,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:53,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:53,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:53,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:53,134 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:53,134 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:53,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:53,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:53,135 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:53,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:53,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:53,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:53,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:53,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:53,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:53,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:53,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:53,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:53,141 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:53,143 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:53,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:53,143 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:53,145 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 -> b21da786d95e06bc319c05bb1d8697b6b032c077 [2019-11-27 16:22:53,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:53,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:53,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:53,747 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:53,750 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:53,752 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c [2019-11-27 16:22:53,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/150f68a19/0430f778fb524c84990983c54cf70502/FLAG32118e462 [2019-11-27 16:22:55,038 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:55,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c [2019-11-27 16:22:55,074 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/150f68a19/0430f778fb524c84990983c54cf70502/FLAG32118e462 [2019-11-27 16:22:55,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/150f68a19/0430f778fb524c84990983c54cf70502 [2019-11-27 16:22:55,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:55,133 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:55,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:55,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:55,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:55,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:55" (1/1) ... [2019-11-27 16:22:55,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:55, skipping insertion in model container [2019-11-27 16:22:55,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:55" (1/1) ... [2019-11-27 16:22:55,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:55,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:56,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:56,066 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:56,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:56,316 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:56,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:56 WrapperNode [2019-11-27 16:22:56,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:56,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:56,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:56,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:56,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:56" (1/1) ... [2019-11-27 16:22:56,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:56" (1/1) ... [2019-11-27 16:22:56,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:56,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:56,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:56,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:56,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:56" (1/1) ... [2019-11-27 16:22:56,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:56" (1/1) ... [2019-11-27 16:22:56,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:56" (1/1) ... [2019-11-27 16:22:56,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:56" (1/1) ... [2019-11-27 16:22:56,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:56" (1/1) ... [2019-11-27 16:22:56,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:56" (1/1) ... [2019-11-27 16:22:56,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:56" (1/1) ... [2019-11-27 16:22:56,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:56,607 INFO L168 Benchmark]: Toolchain (without parser) took 1469.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:56,610 INFO L168 Benchmark]: CDTParser took 0.32 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 16:22:56,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1175.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:56,614 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.39 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:56,622 INFO L168 Benchmark]: Boogie Preprocessor took 131.57 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:56,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1175.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 146.39 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.57 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...