./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+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 193021d1fc9dfe209f6838a15e4e01f59e87f871 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 193021d1fc9dfe209f6838a15e4e01f59e87f871 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:25:53,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:53,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:53,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:53,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:53,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:53,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:53,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:53,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:53,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:53,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:53,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:53,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:53,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:53,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:53,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:53,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:53,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:53,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:53,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:53,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:53,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:53,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:53,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:53,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:53,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:53,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:53,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:53,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:53,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:53,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:53,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:53,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:53,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:53,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:53,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:53,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:53,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:53,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:53,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:53,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:53,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:54,026 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:54,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:54,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:54,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:54,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:54,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:54,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:54,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:54,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:54,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:54,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:54,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:54,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:54,043 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:54,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:54,044 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:54,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:54,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:54,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:54,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:54,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:54,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:54,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:54,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:54,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:54,051 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:54,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:54,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:54,052 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 -> 193021d1fc9dfe209f6838a15e4e01f59e87f871 [2019-11-27 16:25:54,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:54,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:54,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:54,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:54,686 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:54,690 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:25:54,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b21b8303f/a20b88a30ff14be190d10643ff10a35c/FLAG8992c8390 [2019-11-27 16:25:56,407 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:56,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:25:56,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b21b8303f/a20b88a30ff14be190d10643ff10a35c/FLAG8992c8390 [2019-11-27 16:25:56,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b21b8303f/a20b88a30ff14be190d10643ff10a35c [2019-11-27 16:25:56,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:56,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:56,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:56,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:56,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:56,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecb26ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56, skipping insertion in model container [2019-11-27 16:25:56,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:56,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:59,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:59,692 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:01,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:01,318 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:01,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01 WrapperNode [2019-11-27 16:26:01,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:01,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:01,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:01,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:01,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,627 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:01,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:01,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:01,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:01,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:01" (1/1) ... [2019-11-27 16:26:01,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:01,896 INFO L168 Benchmark]: Toolchain (without parser) took 5397.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.3 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:01,897 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:01,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4828.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.2 MB in the end (delta: 11.7 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:01,904 INFO L168 Benchmark]: Boogie Procedure Inliner took 306.75 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:01,906 INFO L168 Benchmark]: Boogie Preprocessor took 257.11 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:01,917 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 4828.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.2 MB in the end (delta: 11.7 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 306.75 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 257.11 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 921.3 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 0.1.24-509859d [2019-11-27 16:26:05,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:05,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:05,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:05,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:05,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:05,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:05,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:05,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:05,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:05,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:05,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:05,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:05,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:06,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:06,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:06,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:06,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:06,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:06,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:06,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:06,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:06,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:06,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:06,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:06,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:06,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:06,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:06,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:06,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:06,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:06,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:06,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:06,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:06,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:06,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:06,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:06,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:06,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:06,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:06,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:06,092 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:06,133 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:06,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:06,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:06,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:06,143 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:06,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:06,144 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:06,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:06,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:06,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:06,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:06,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:06,150 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:06,150 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:06,151 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:06,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:06,151 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:06,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:06,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:06,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:06,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:06,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:06,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:06,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:06,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:06,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:06,158 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:06,158 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:06,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:06,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:06,161 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 -> 193021d1fc9dfe209f6838a15e4e01f59e87f871 [2019-11-27 16:26:06,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:06,763 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:06,770 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:06,776 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:06,777 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:06,781 INFO L428 ainManager$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+lhb-reducer.c [2019-11-27 16:26:06,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f6a204f/2a7d6002f51b4f688af6f605f31363da/FLAG53fcfbca5 [2019-11-27 16:26:08,443 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:08,444 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+lhb-reducer.c [2019-11-27 16:26:08,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f6a204f/2a7d6002f51b4f688af6f605f31363da/FLAG53fcfbca5 [2019-11-27 16:26:08,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f6a204f/2a7d6002f51b4f688af6f605f31363da [2019-11-27 16:26:08,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:08,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:08,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:08,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:08,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:08,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:08" (1/1) ... [2019-11-27 16:26:08,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:08, skipping insertion in model container [2019-11-27 16:26:08,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:08" (1/1) ... [2019-11-27 16:26:08,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:08,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:12,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:12,137 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:15,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:15,230 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:15,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:15 WrapperNode [2019-11-27 16:26:15,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:15,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:15,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:15,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:15,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:15" (1/1) ... [2019-11-27 16:26:15,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:15" (1/1) ... [2019-11-27 16:26:15,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:15,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:15,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:15,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:15,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:15" (1/1) ... [2019-11-27 16:26:15,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:15" (1/1) ... [2019-11-27 16:26:15,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:15" (1/1) ... [2019-11-27 16:26:15,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:15" (1/1) ... [2019-11-27 16:26:15,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:15" (1/1) ... [2019-11-27 16:26:15,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:15" (1/1) ... [2019-11-27 16:26:15,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:15" (1/1) ... [2019-11-27 16:26:15,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:15,866 INFO L168 Benchmark]: Toolchain (without parser) took 7317.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.4 MB in the end (delta: 87.6 MB). Peak memory consumption was 87.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:15,867 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:15,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6679.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 891.3 MB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:15,872 INFO L168 Benchmark]: Boogie Procedure Inliner took 338.84 ms. Allocated memory is still 1.0 GB. Free memory was 891.3 MB in the beginning and 879.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:15,876 INFO L168 Benchmark]: Boogie Preprocessor took 280.69 ms. Allocated memory is still 1.0 GB. Free memory was 879.8 MB in the beginning and 868.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:15,886 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 6679.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 891.3 MB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 338.84 ms. Allocated memory is still 1.0 GB. Free memory was 891.3 MB in the beginning and 879.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 280.69 ms. Allocated memory is still 1.0 GB. Free memory was 879.8 MB in the beginning and 868.4 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...