./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4fc279a13d4029e3ebf3c7a506eb02b4d0249883 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4fc279a13d4029e3ebf3c7a506eb02b4d0249883 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:00,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:00,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:00,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:00,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:00,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:00,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:00,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:00,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:00,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:00,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:00,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:00,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:00,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:00,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:00,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:00,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:00,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:00,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:00,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:00,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:00,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:00,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:00,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:00,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:00,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:00,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:00,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:00,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:00,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:00,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:00,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:00,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:00,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:00,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:00,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:00,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:00,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:00,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:00,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:00,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:00,788 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:00,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:00,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:00,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:00,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:00,837 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:00,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:00,838 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:00,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:00,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:00,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:00,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:00,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:00,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:00,844 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:00,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:00,844 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:00,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:00,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:00,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:00,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:00,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:00,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:00,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:00,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:00,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:00,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:00,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:00,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:00,853 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 -> 4fc279a13d4029e3ebf3c7a506eb02b4d0249883 [2019-11-25 23:09:01,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:01,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:01,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:01,452 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:01,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:01,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:01,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abaa560e3/057e8861f37143da8269c79fbc637866/FLAG41e0b7e31 [2019-11-25 23:09:02,909 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:02,913 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:02,949 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abaa560e3/057e8861f37143da8269c79fbc637866/FLAG41e0b7e31 [2019-11-25 23:09:02,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abaa560e3/057e8861f37143da8269c79fbc637866 [2019-11-25 23:09:02,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:03,005 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:03,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:03,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:03,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:03,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:02" (1/1) ... [2019-11-25 23:09:03,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:03, skipping insertion in model container [2019-11-25 23:09:03,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:02" (1/1) ... [2019-11-25 23:09:03,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:03,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:04,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:04,249 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:04,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:04,660 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:04,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04 WrapperNode [2019-11-25 23:09:04,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:04,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:04,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:04,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:04,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:04,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:04,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:04,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:04,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:05,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:05,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:05,063 INFO L168 Benchmark]: Toolchain (without parser) took 2047.63 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 960.7 MB in the end (delta: 947.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:05,064 INFO L168 Benchmark]: CDTParser took 2.05 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. [2019-11-25 23:09:05,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1665.35 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 977.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:05,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.83 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 966.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:05,080 INFO L168 Benchmark]: Boogie Preprocessor took 189.60 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:05,092 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.05 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 1665.35 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 977.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.83 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 966.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.60 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:08,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:08,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:08,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:08,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:08,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:09,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:09,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:09,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:09,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:09,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:09,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:09,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:09,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:09,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:09,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:09,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:09,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:09,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:09,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:09,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:09,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:09,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:09,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:09,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:09,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:09,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:09,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:09,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:09,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:09,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:09,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:09,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:09,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:09,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:09,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:09,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:09,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:09,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:09,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:09,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:09,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:09,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:09,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:09,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:09,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:09,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:09,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:09,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:09,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:09,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:09,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:09,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:09,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:09,203 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:09,203 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:09,204 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:09,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:09,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:09,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:09,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:09,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:09,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:09,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:09,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:09,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:09,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:09,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:09,212 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:09,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:09,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:09,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:09,214 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 -> 4fc279a13d4029e3ebf3c7a506eb02b4d0249883 [2019-11-25 23:09:09,731 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:09,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:09,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:09,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:09,787 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:09,790 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:09,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76915219e/94b0a74079bf43f0bd26ce262b0c6c9b/FLAG6df19ceea [2019-11-25 23:09:11,219 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:11,220 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:11,256 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76915219e/94b0a74079bf43f0bd26ce262b0c6c9b/FLAG6df19ceea [2019-11-25 23:09:11,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76915219e/94b0a74079bf43f0bd26ce262b0c6c9b [2019-11-25 23:09:11,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:11,313 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:11,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:11,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:11,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:11,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:11" (1/1) ... [2019-11-25 23:09:11,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:11, skipping insertion in model container [2019-11-25 23:09:11,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:11" (1/1) ... [2019-11-25 23:09:11,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:11,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:12,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:12,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:13,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:13,085 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:13,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13 WrapperNode [2019-11-25 23:09:13,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:13,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:13,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:13,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:13,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:13,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:13,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:13,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:13,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:13,510 INFO L168 Benchmark]: Toolchain (without parser) took 2192.06 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 960.8 MB in the end (delta: 931.1 kB). Peak memory consumption was 996.7 kB. Max. memory is 12.5 GB. [2019-11-25 23:09:13,513 INFO L168 Benchmark]: CDTParser took 1.41 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. [2019-11-25 23:09:13,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1767.95 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:13,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.36 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:13,524 INFO L168 Benchmark]: Boogie Preprocessor took 200.88 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:13,538 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 1767.95 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.36 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.88 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 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...