./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+nlh-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.4.3.ufo.BOUNDED-8.pals.c.v+nlh-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 2f81a9e6d656fd002fe6f3a7886ac6efe871ba36 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.3.ufo.BOUNDED-8.pals.c.v+nlh-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 2f81a9e6d656fd002fe6f3a7886ac6efe871ba36 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:22:27,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:27,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:27,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:27,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:27,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:27,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:27,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:27,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:27,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:27,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:27,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:27,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:27,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:27,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:27,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:27,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:27,965 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:27,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:27,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:27,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:27,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:27,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:27,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:27,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:27,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:27,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:27,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:27,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:28,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:28,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:28,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:28,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:28,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:28,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:28,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:28,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:28,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:28,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:28,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:28,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:28,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:28,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:28,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:28,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:28,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:28,051 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:28,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:28,052 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:28,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:28,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:28,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:28,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:28,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:28,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:28,056 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:28,057 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:28,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:28,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:28,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:28,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:28,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:28,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:28,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:28,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:28,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:28,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:28,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:28,062 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:28,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:28,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:28,062 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 -> 2f81a9e6d656fd002fe6f3a7886ac6efe871ba36 [2019-11-24 21:22:28,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:28,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:28,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:28,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:28,501 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:28,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:22:28,611 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d23a4bf13/6ab3a102808242ffa819558c33de4632/FLAG7bb80ee08 [2019-11-24 21:22:29,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:29,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:22:29,562 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d23a4bf13/6ab3a102808242ffa819558c33de4632/FLAG7bb80ee08 [2019-11-24 21:22:29,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d23a4bf13/6ab3a102808242ffa819558c33de4632 [2019-11-24 21:22:29,656 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:29,658 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:29,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:29,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:29,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:29,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:29" (1/1) ... [2019-11-24 21:22:29,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc 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 21:22:29,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:29" (1/1) ... [2019-11-24 21:22:29,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:29,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:31,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:31,295 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:32,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:32,105 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:32,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:32 WrapperNode [2019-11-24 21:22:32,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:32,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:32,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:32,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:32,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:32" (1/1) ... [2019-11-24 21:22:32,174 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:32" (1/1) ... [2019-11-24 21:22:32,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:32,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:32,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:32,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:32,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:32" (1/1) ... [2019-11-24 21:22:32,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:32" (1/1) ... [2019-11-24 21:22:32,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:32" (1/1) ... [2019-11-24 21:22:32,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:32" (1/1) ... [2019-11-24 21:22:32,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:32" (1/1) ... [2019-11-24 21:22:32,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:32" (1/1) ... [2019-11-24 21:22:32,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:32" (1/1) ... [2019-11-24 21:22:32,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:32,443 INFO L168 Benchmark]: Toolchain (without parser) took 2780.19 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 943.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:32,444 INFO L168 Benchmark]: CDTParser took 2.24 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 21:22:32,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2447.90 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 954.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:32,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.31 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:32,451 INFO L168 Benchmark]: Boogie Preprocessor took 151.83 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 943.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:32,458 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.24 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 2447.90 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 954.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.31 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.83 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 943.3 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 21:22:35,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:35,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:35,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:35,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:35,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:35,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:35,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:35,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:35,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:35,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:35,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:35,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:35,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:35,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:35,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:35,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:35,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:35,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:35,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:35,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:35,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:35,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:35,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:35,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:35,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:35,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:35,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:35,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:35,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:35,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:35,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:35,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:35,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:35,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:35,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:35,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:35,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:35,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:35,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:35,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:35,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:35,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:35,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:35,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:35,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:35,402 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:35,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:35,403 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:35,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:35,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:35,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:35,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:35,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:35,408 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:35,408 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:35,408 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:35,409 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:35,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:35,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:35,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:35,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:35,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:35,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:35,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:35,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:35,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:35,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:35,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:35,414 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:35,414 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:35,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:35,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:35,416 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 -> 2f81a9e6d656fd002fe6f3a7886ac6efe871ba36 [2019-11-24 21:22:35,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:35,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:35,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:35,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:35,915 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:35,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:22:36,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f70b355/68d90c579a6d4fa2bcae09cb6ccac9b9/FLAG15e15a8ad [2019-11-24 21:22:36,951 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:36,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:22:36,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f70b355/68d90c579a6d4fa2bcae09cb6ccac9b9/FLAG15e15a8ad [2019-11-24 21:22:37,039 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f70b355/68d90c579a6d4fa2bcae09cb6ccac9b9 [2019-11-24 21:22:37,044 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:37,046 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:37,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:37,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:37,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:37,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37, skipping insertion in model container [2019-11-24 21:22:37,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:37,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:38,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:38,900 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:39,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:39,740 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:39,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39 WrapperNode [2019-11-24 21:22:39,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:39,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:39,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:39,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:39,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:39,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:39,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:39,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:39,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:40,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:40,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:40,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:40,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:40,129 INFO L168 Benchmark]: Toolchain (without parser) took 3078.67 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 908.9 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:40,130 INFO L168 Benchmark]: CDTParser took 0.22 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 21:22:40,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2689.28 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 926.1 MB in the end (delta: 29.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:40,135 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.87 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:40,137 INFO L168 Benchmark]: Boogie Preprocessor took 174.86 ms. Allocated memory is still 1.0 GB. Free memory was 920.3 MB in the beginning and 908.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:40,145 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2689.28 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 926.1 MB in the end (delta: 29.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.87 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.86 ms. Allocated memory is still 1.0 GB. Free memory was 920.3 MB in the beginning and 908.9 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...