./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.5.2.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 71d4fd35b3c9206f1d79ac5378fa39c76a0ba603 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.5.2.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 71d4fd35b3c9206f1d79ac5378fa39c76a0ba603 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:58,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:58,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:58,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:58,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:58,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:58,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:58,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:58,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:58,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:58,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:58,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:58,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:58,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:58,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:58,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:58,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:58,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:58,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:58,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:58,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:58,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:58,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:58,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:58,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:58,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:58,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:58,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:58,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:58,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:58,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:58,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:58,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:58,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:58,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:58,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:58,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:58,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:58,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:58,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:58,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:58,768 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:58,806 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:58,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:58,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:58,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:58,816 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:58,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:58,817 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:58,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:58,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:58,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:58,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:58,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:58,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:58,822 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:58,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:58,824 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:58,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:58,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:58,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:58,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:58,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:58,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:58,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:58,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:58,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:58,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:58,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:58,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:58,833 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 -> 71d4fd35b3c9206f1d79ac5378fa39c76a0ba603 [2019-11-27 10:01:59,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:59,426 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:59,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:59,437 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:59,441 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:59,442 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:59,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e332b20ff/3323050918544935b4346cfb9b4aab93/FLAGe315c9c23 [2019-11-27 10:02:00,938 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:00,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:00,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e332b20ff/3323050918544935b4346cfb9b4aab93/FLAGe315c9c23 [2019-11-27 10:02:01,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e332b20ff/3323050918544935b4346cfb9b4aab93 [2019-11-27 10:02:01,372 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:01,374 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:01,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:01,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:01,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:01,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:01" (1/1) ... [2019-11-27 10:02:01,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0207cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:01, skipping insertion in model container [2019-11-27 10:02:01,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:01" (1/1) ... [2019-11-27 10:02:01,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:01,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:02,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:02,857 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:03,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:03,253 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:03,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03 WrapperNode [2019-11-27 10:02:03,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:03,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:03,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:03,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:03,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:03,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:03,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:03,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:03,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:03,804 INFO L168 Benchmark]: Toolchain (without parser) took 2424.50 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 939.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:03,808 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:03,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1876.43 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 956.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:03,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 252.77 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:03,815 INFO L168 Benchmark]: Boogie Preprocessor took 282.98 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 939.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:03,826 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1876.43 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 956.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 252.77 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 282.98 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 939.3 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-da95e15 [2019-11-27 10:02:07,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:07,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:07,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:07,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:07,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:07,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:07,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:07,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:07,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:07,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:07,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:07,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:07,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:07,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:07,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:07,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:07,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:07,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:07,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:07,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:07,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:07,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:07,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:07,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:07,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:07,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:07,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:07,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:07,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:07,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:07,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:07,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:07,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:07,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:07,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:07,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:07,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:07,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:07,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:07,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:07,990 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:08,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:08,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:08,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:08,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:08,040 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:08,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:08,041 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:08,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:08,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:08,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:08,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:08,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:08,045 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:08,046 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:08,046 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:08,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:08,048 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:08,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:08,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:08,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:08,051 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:08,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:08,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:08,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:08,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:08,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:08,056 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:08,058 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:08,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:08,058 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:08,060 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 -> 71d4fd35b3c9206f1d79ac5378fa39c76a0ba603 [2019-11-27 10:02:08,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:08,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:08,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:08,758 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:08,759 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:08,761 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:08,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94f7e4674/6205d5c99ce840008bf63f67a720d9fd/FLAG7d7a980b0 [2019-11-27 10:02:10,376 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:10,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:10,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94f7e4674/6205d5c99ce840008bf63f67a720d9fd/FLAG7d7a980b0 [2019-11-27 10:02:10,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94f7e4674/6205d5c99ce840008bf63f67a720d9fd [2019-11-27 10:02:10,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:10,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:10,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:10,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:10,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:10,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:10,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7241e323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:10, skipping insertion in model container [2019-11-27 10:02:10,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:10" (1/1) ... [2019-11-27 10:02:10,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:10,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:11,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:12,009 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:12,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:12,470 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:12,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:12 WrapperNode [2019-11-27 10:02:12,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:12,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:12,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:12,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:12,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:12" (1/1) ... [2019-11-27 10:02:12,593 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:12" (1/1) ... [2019-11-27 10:02:12,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:12,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:12,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:12,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:12,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:12" (1/1) ... [2019-11-27 10:02:12,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:12" (1/1) ... [2019-11-27 10:02:12,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:12" (1/1) ... [2019-11-27 10:02:12,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:12" (1/1) ... [2019-11-27 10:02:12,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:12" (1/1) ... [2019-11-27 10:02:12,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:12" (1/1) ... [2019-11-27 10:02:13,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:12" (1/1) ... [2019-11-27 10:02:13,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:13,056 INFO L168 Benchmark]: Toolchain (without parser) took 2556.56 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 937.8 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:13,057 INFO L168 Benchmark]: CDTParser took 2.49 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 10:02:13,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1976.02 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:13,063 INFO L168 Benchmark]: Boogie Procedure Inliner took 285.80 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 943.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:13,067 INFO L168 Benchmark]: Boogie Preprocessor took 284.68 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 937.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:13,079 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.49 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 1976.02 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 285.80 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 943.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 284.68 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 937.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...