./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-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.4.4.ufo.BOUNDED-8.pals.c.v+lhb-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 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.4.ufo.BOUNDED-8.pals.c.v+lhb-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 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:26:05,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:05,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:05,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:05,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:05,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:05,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:05,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:05,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:05,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:05,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:05,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:05,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:05,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:05,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:05,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:05,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:05,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:05,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:05,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:05,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:05,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:05,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:05,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:05,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:05,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:05,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:05,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:05,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:05,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:05,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:05,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:05,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:05,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:05,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:05,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:05,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:05,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:05,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:05,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:05,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:05,873 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:05,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:05,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:05,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:05,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:05,917 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:05,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:05,921 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:05,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:05,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:05,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:05,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:05,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:05,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:05,925 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:05,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:05,926 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:05,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:05,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:05,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:05,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:05,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:05,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:05,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:05,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:05,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:05,931 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:05,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:05,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:05,935 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 -> 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 [2019-11-27 16:26:06,628 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:06,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:06,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:06,666 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:06,669 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:06,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:06,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d7ca0e6f/db6190723fa74956ad0fe12b4802d54a/FLAG52164085d [2019-11-27 16:26:08,254 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:08,258 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:08,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d7ca0e6f/db6190723fa74956ad0fe12b4802d54a/FLAG52164085d [2019-11-27 16:26:08,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d7ca0e6f/db6190723fa74956ad0fe12b4802d54a [2019-11-27 16:26:08,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:08,365 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:08,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:08,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:08,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:08,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:08" (1/1) ... [2019-11-27 16:26:08,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:08, skipping insertion in model container [2019-11-27 16:26:08,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:08" (1/1) ... [2019-11-27 16:26:08,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:08,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:11,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:11,445 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:13,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:13,060 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:13,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:13 WrapperNode [2019-11-27 16:26:13,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:13,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:13,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:13,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:13,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:13" (1/1) ... [2019-11-27 16:26:13,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:13" (1/1) ... [2019-11-27 16:26:13,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:13,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:13,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:13,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:13,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:13" (1/1) ... [2019-11-27 16:26:13,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:13" (1/1) ... [2019-11-27 16:26:13,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:13" (1/1) ... [2019-11-27 16:26:13,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:13" (1/1) ... [2019-11-27 16:26:13,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:13" (1/1) ... [2019-11-27 16:26:13,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:13" (1/1) ... [2019-11-27 16:26:13,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:13" (1/1) ... [2019-11-27 16:26:13,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:13,578 INFO L168 Benchmark]: Toolchain (without parser) took 5206.84 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 921.0 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:13,579 INFO L168 Benchmark]: CDTParser took 2.06 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 16:26:13,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4699.73 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 943.9 MB in the end (delta: 17.8 MB). Peak memory consumption was 39.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:13,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.41 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 932.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:13,590 INFO L168 Benchmark]: Boogie Preprocessor took 234.13 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 921.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:13,600 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.06 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 4699.73 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 943.9 MB in the end (delta: 17.8 MB). Peak memory consumption was 39.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.41 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 932.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 234.13 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 921.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:26:17,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:17,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:17,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:17,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:17,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:17,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:17,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:17,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:17,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:17,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:17,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:17,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:17,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:17,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:17,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:17,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:17,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:17,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:17,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:17,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:17,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:17,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:17,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:17,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:17,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:17,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:17,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:17,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:17,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:17,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:17,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:17,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:17,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:17,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:17,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:17,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:17,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:17,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:17,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:17,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:17,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:17,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:17,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:17,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:17,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:17,677 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:17,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:17,679 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:17,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:17,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:17,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:17,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:17,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:17,684 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:17,685 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:17,685 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:17,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:17,688 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:17,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:17,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:17,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:17,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:17,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:17,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:17,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:17,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:17,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:17,694 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:17,694 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:17,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:17,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:17,696 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 -> 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 [2019-11-27 16:26:18,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:18,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:18,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:18,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:18,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:18,364 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:18,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/846fc4145/e51d0fc2020f4592b4d3cc98eb4936d4/FLAGebd880f35 [2019-11-27 16:26:19,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:19,909 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:19,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/846fc4145/e51d0fc2020f4592b4d3cc98eb4936d4/FLAGebd880f35 [2019-11-27 16:26:20,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/846fc4145/e51d0fc2020f4592b4d3cc98eb4936d4 [2019-11-27 16:26:20,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:20,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:20,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:20,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:20,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:20,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:20,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20, skipping insertion in model container [2019-11-27 16:26:20,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:20,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:20,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:23,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:23,656 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:25,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:25,578 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:25,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25 WrapperNode [2019-11-27 16:26:25,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:25,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:25,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:25,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:25,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:25,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:25,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:25,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:25,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:25,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:25,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:25,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:25,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:25,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:26,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:26,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:26,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:26,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:26,162 INFO L168 Benchmark]: Toolchain (without parser) took 5991.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 874.9 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:26,163 INFO L168 Benchmark]: CDTParser took 1.05 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 16:26:26,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5412.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 897.9 MB in the end (delta: 58.1 MB). Peak memory consumption was 58.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:26,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.88 ms. Allocated memory is still 1.0 GB. Free memory was 897.9 MB in the beginning and 886.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:26,175 INFO L168 Benchmark]: Boogie Preprocessor took 275.01 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 874.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:26,184 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 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 5412.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 897.9 MB in the end (delta: 58.1 MB). Peak memory consumption was 58.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.88 ms. Allocated memory is still 1.0 GB. Free memory was 897.9 MB in the beginning and 886.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 275.01 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 874.9 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...