./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6d9dde110ecf777c2e37272a5e7c5a4738e2633 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6d9dde110ecf777c2e37272a5e7c5a4738e2633 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:14:17,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:17,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:17,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:17,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:17,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:17,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:17,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:17,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:17,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:17,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:17,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:17,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:17,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:17,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:17,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:17,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:17,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:17,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:17,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:17,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:17,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:17,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:17,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:17,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:17,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:17,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:17,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:17,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:17,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:17,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:17,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:17,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:17,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:17,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:17,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:17,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:17,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:17,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:17,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:17,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:17,546 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:17,581 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:17,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:17,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:17,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:17,589 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:17,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:17,592 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:17,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:17,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:17,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:17,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:17,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:17,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:17,595 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:17,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:17,597 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:17,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:17,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:17,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:17,600 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:17,600 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:17,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:17,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:17,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:17,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:17,603 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:17,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:17,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:17,606 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 -> a6d9dde110ecf777c2e37272a5e7c5a4738e2633 [2019-11-26 17:14:18,156 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:18,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:18,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:18,198 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:18,199 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:18,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:18,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/783bcfe40/5f0474f1faad44f6bd573baae4547fd3/FLAGb4bef22ef [2019-11-26 17:14:19,568 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:19,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:19,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/783bcfe40/5f0474f1faad44f6bd573baae4547fd3/FLAGb4bef22ef [2019-11-26 17:14:20,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/783bcfe40/5f0474f1faad44f6bd573baae4547fd3 [2019-11-26 17:14:20,012 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:20,014 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:20,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:20,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:20,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:20,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20, skipping insertion in model container [2019-11-26 17:14:20,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:20,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:21,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:21,190 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:21,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:21,479 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:21,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21 WrapperNode [2019-11-26 17:14:21,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:21,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:21,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:21,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:21,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:21,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:21,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:21,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:21,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:21,858 INFO L168 Benchmark]: Toolchain (without parser) took 1843.09 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 973.6 MB in the end (delta: -6.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:21,866 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-26 17:14:21,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1459.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.4 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:21,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.39 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:21,876 INFO L168 Benchmark]: Boogie Preprocessor took 191.51 ms. Allocated memory is still 1.0 GB. Free memory is still 973.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:21,888 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1459.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.4 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.39 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.51 ms. Allocated memory is still 1.0 GB. Free memory is still 973.6 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 0.1.24-025d5a2 [2019-11-26 17:14:25,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:25,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:25,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:25,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:25,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:25,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:25,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:25,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:25,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:25,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:25,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:25,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:25,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:25,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:25,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:25,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:25,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:25,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:25,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:25,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:25,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:25,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:25,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:25,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:25,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:25,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:25,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:25,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:25,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:25,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:25,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:25,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:25,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:25,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:25,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:25,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:25,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:25,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:25,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:25,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:25,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:25,989 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:25,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:25,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:25,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:25,998 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:25,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:25,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:25,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:25,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:25,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:26,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:26,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:26,001 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:26,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:26,003 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:26,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:26,004 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:26,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:26,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:26,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:26,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:26,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:26,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:26,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:26,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:26,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:26,011 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:26,012 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:26,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:26,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:26,016 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 -> a6d9dde110ecf777c2e37272a5e7c5a4738e2633 [2019-11-26 17:14:26,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:26,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:26,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:26,675 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:26,677 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:26,679 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:26,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d788d5900/8431ce9c71104658b6a1d0025bcdec8c/FLAG5878b8a16 [2019-11-26 17:14:28,096 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:28,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:28,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d788d5900/8431ce9c71104658b6a1d0025bcdec8c/FLAG5878b8a16 [2019-11-26 17:14:28,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d788d5900/8431ce9c71104658b6a1d0025bcdec8c [2019-11-26 17:14:28,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:28,200 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:28,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:28,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:28,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:28,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:28,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28, skipping insertion in model container [2019-11-26 17:14:28,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:28,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:28,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:29,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:29,425 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:29,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:29,737 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:29,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:29 WrapperNode [2019-11-26 17:14:29,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:29,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:29,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:29,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:29,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:29" (1/1) ... [2019-11-26 17:14:29,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:29" (1/1) ... [2019-11-26 17:14:29,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:29,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:29,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:29,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:29,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:29" (1/1) ... [2019-11-26 17:14:29,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:29" (1/1) ... [2019-11-26 17:14:29,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:29" (1/1) ... [2019-11-26 17:14:29,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:29" (1/1) ... [2019-11-26 17:14:30,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:29" (1/1) ... [2019-11-26 17:14:30,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:29" (1/1) ... [2019-11-26 17:14:30,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:29" (1/1) ... [2019-11-26 17:14:30,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:30,140 INFO L168 Benchmark]: Toolchain (without parser) took 1934.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.2 MB in the end (delta: 487.8 kB). Peak memory consumption was 553.3 kB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,143 INFO L168 Benchmark]: CDTParser took 3.12 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. [2019-11-26 17:14:30,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1535.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,156 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.77 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,157 INFO L168 Benchmark]: Boogie Preprocessor took 202.88 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:30,167 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.12 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 1535.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.77 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.88 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 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...