./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.4.2.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 9146c53610e021ebc78da9b1d32b4eb60855e432 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.2.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 9146c53610e021ebc78da9b1d32b4eb60855e432 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:22:21,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:21,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:21,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:21,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:21,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:21,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:21,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:21,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:21,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:21,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:21,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:21,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:21,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:21,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:21,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:21,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:21,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:21,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:21,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:22,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:22,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:22,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:22,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:22,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:22,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:22,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:22,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:22,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:22,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:22,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:22,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:22,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:22,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:22,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:22,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:22,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:22,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:22,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:22,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:22,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:22,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:22,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:22,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:22,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:22,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:22,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:22,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:22,070 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:22,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:22,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:22,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:22,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:22,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:22,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:22,074 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:22,074 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:22,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:22,074 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:22,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:22,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:22,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:22,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:22,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:22,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:22,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:22,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:22,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:22,078 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:22,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:22,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:22,080 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 -> 9146c53610e021ebc78da9b1d32b4eb60855e432 [2019-11-24 21:22:22,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:22,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:22,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:22,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:22,577 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:22,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:22,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af946c8b7/e7755398b7bd4423b04d5e47693f3be6/FLAG378fe026c [2019-11-24 21:22:23,563 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:23,565 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:23,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af946c8b7/e7755398b7bd4423b04d5e47693f3be6/FLAG378fe026c [2019-11-24 21:22:23,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af946c8b7/e7755398b7bd4423b04d5e47693f3be6 [2019-11-24 21:22:23,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:23,726 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:23,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:23,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:23,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:23,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:23" (1/1) ... [2019-11-24 21:22:23,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:23, skipping insertion in model container [2019-11-24 21:22:23,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:23" (1/1) ... [2019-11-24 21:22:23,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:23,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:24,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:24,624 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:24,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:24,883 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:24,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24 WrapperNode [2019-11-24 21:22:24,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:24,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:24,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:24,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:24,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:25,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:25,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:25,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:25,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:25,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:25,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:25,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:25,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:25,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:25,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:25,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:25,160 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:25,165 INFO L168 Benchmark]: Toolchain (without parser) took 1438.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.6 MB in the end (delta: -2.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:22:25,171 INFO L168 Benchmark]: CDTParser took 2.95 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. [2019-11-24 21:22:25,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1150.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.0 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:25,178 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.71 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:25,180 INFO L168 Benchmark]: Boogie Preprocessor took 134.66 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:25,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 1150.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.0 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.71 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.66 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.6 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 0.1.24-32f2683 [2019-11-24 21:22:27,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:27,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:27,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:27,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:27,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:27,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:27,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:28,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:28,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:28,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:28,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:28,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:28,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:28,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:28,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:28,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:28,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:28,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:28,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:28,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:28,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:28,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:28,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:28,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:28,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:28,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:28,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:28,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:28,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:28,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:28,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:28,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:28,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:28,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:28,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:28,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:28,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:28,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:28,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:28,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:28,084 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:28,112 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:28,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:28,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:28,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:28,119 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:28,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:28,120 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:28,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:28,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:28,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:28,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:28,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:28,122 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:28,122 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:28,122 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:28,123 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:28,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:28,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:28,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:28,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:28,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:28,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:28,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:28,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:28,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:28,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:28,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:28,129 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:28,129 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:28,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:28,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:28,130 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 -> 9146c53610e021ebc78da9b1d32b4eb60855e432 [2019-11-24 21:22:28,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:28,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:28,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:28,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:28,629 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:28,630 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:28,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c39f4617/c83ff9a3929244d0b059f8f94193219c/FLAG943c6ebc6 [2019-11-24 21:22:29,563 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:29,566 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:29,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c39f4617/c83ff9a3929244d0b059f8f94193219c/FLAG943c6ebc6 [2019-11-24 21:22:29,754 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c39f4617/c83ff9a3929244d0b059f8f94193219c [2019-11-24 21:22:29,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:29,762 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:29,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:29,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:29,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:29,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:29" (1/1) ... [2019-11-24 21:22:29,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:29, skipping insertion in model container [2019-11-24 21:22:29,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:29" (1/1) ... [2019-11-24 21:22:29,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:29,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:30,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:30,728 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:31,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:31,039 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:31,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:31 WrapperNode [2019-11-24 21:22:31,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:31,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:31,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:31,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:31,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:31" (1/1) ... [2019-11-24 21:22:31,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:31" (1/1) ... [2019-11-24 21:22:31,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:31,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:31,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:31,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:31,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:31" (1/1) ... [2019-11-24 21:22:31,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:31" (1/1) ... [2019-11-24 21:22:31,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:31" (1/1) ... [2019-11-24 21:22:31,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:31" (1/1) ... [2019-11-24 21:22:31,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:31" (1/1) ... [2019-11-24 21:22:31,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:31" (1/1) ... [2019-11-24 21:22:31,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:31" (1/1) ... [2019-11-24 21:22:31,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:31,347 INFO L168 Benchmark]: Toolchain (without parser) took 1578.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.2 MB in the end (delta: -1.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:22:31,348 INFO L168 Benchmark]: CDTParser took 0.20 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. [2019-11-24 21:22:31,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1279.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.6 MB in the end (delta: -13.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:31,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.36 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:31,357 INFO L168 Benchmark]: Boogie Preprocessor took 148.27 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:31,362 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 1279.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.6 MB in the end (delta: -13.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 141.36 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.27 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 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...