./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.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 e8cc4f4f75b72cc7f2eb768526db3bc7120df67f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_opt-floodmax.4.1.ufo.UNBOUNDED.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 e8cc4f4f75b72cc7f2eb768526db3bc7120df67f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:48,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:48,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:48,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:48,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:48,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:48,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:48,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:48,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:48,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:48,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:48,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:48,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:48,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:48,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:48,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:48,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:48,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:48,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:48,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:48,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:48,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:48,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:48,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:48,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:48,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:48,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:48,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:48,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:48,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:48,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:48,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:48,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:48,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:48,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:48,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:48,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:48,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:48,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:48,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:48,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:48,470 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:48,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:48,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:48,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:48,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:48,518 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:48,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:48,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:48,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:48,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:48,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:48,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:48,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:48,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:48,526 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:48,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:48,527 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:48,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:48,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:48,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:48,528 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:48,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:48,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:48,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:48,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:48,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:48,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:48,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:48,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:48,533 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 -> e8cc4f4f75b72cc7f2eb768526db3bc7120df67f [2019-11-25 23:11:49,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:49,192 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:49,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:49,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:49,206 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:49,208 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:49,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5eabb5a1/6be7bc463a74436cbc5b73058916b5f2/FLAGc51d9ab07 [2019-11-25 23:11:50,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:50,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:50,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5eabb5a1/6be7bc463a74436cbc5b73058916b5f2/FLAGc51d9ab07 [2019-11-25 23:11:50,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5eabb5a1/6be7bc463a74436cbc5b73058916b5f2 [2019-11-25 23:11:50,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:50,689 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:50,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:50,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:50,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:50,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:50" (1/1) ... [2019-11-25 23:11:50,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:50, skipping insertion in model container [2019-11-25 23:11:50,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:50" (1/1) ... [2019-11-25 23:11:50,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:50,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:51,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:52,037 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:52,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:52,642 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:52,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:52 WrapperNode [2019-11-25 23:11:52,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:52,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:52,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:52,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:52,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:52,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:52,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:52,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:52,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:52,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:52,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:52,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:52,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:52,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:53,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:53,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:53,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:52" (1/1) ... [2019-11-25 23:11:53,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:53,109 INFO L168 Benchmark]: Toolchain (without parser) took 2413.67 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 960.7 MB in the end (delta: 956.4 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:53,112 INFO L168 Benchmark]: CDTParser took 3.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:53,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1955.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:53,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.17 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:53,123 INFO L168 Benchmark]: Boogie Preprocessor took 196.60 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:53,139 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.51 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 1955.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.17 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.60 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:57,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:57,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:57,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:57,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:57,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:57,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:57,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:57,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:57,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:57,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:57,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:57,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:57,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:57,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:57,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:57,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:57,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:57,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:57,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:57,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:57,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:57,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:57,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:57,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:57,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:57,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:57,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:57,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:57,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:57,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:57,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:57,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:57,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:57,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:57,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:57,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:57,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:57,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:57,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:57,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:57,348 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:57,384 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:57,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:57,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:57,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:57,392 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:57,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:57,393 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:57,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:57,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:57,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:57,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:57,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:57,398 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:57,399 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:57,399 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:57,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:57,400 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:57,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:57,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:57,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:57,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:57,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:57,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:57,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:57,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:57,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:57,406 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:57,406 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:57,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:57,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:57,408 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 -> e8cc4f4f75b72cc7f2eb768526db3bc7120df67f [2019-11-25 23:11:57,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:57,965 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:57,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:57,977 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:57,978 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:57,979 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:58,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d869a03/b8c0e5a2a9cc44ca8ef45cfc39ab147a/FLAGc38aa6dc6 [2019-11-25 23:11:59,349 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:59,352 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:59,391 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d869a03/b8c0e5a2a9cc44ca8ef45cfc39ab147a/FLAGc38aa6dc6 [2019-11-25 23:11:59,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d869a03/b8c0e5a2a9cc44ca8ef45cfc39ab147a [2019-11-25 23:11:59,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:59,438 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:59,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:59,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:59,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:59,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:59" (1/1) ... [2019-11-25 23:11:59,457 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 25.11 11:11:59, skipping insertion in model container [2019-11-25 23:11:59,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:59" (1/1) ... [2019-11-25 23:11:59,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:59,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:00,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:00,801 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:01,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:01,402 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:01,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:01 WrapperNode [2019-11-25 23:12:01,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:01,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:01,408 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:01,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:01,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:01,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:01,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:01,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:01,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:01,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:01,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:01,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:01,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:01,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:01,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:01,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:01,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:01,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:01,839 INFO L168 Benchmark]: Toolchain (without parser) took 2393.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 951.0 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:01,840 INFO L168 Benchmark]: CDTParser took 3.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:01,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1957.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:01,846 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.22 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:01,847 INFO L168 Benchmark]: Boogie Preprocessor took 190.37 ms. Allocated memory is still 1.0 GB. Free memory is still 951.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:01,856 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1957.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.22 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.37 ms. Allocated memory is still 1.0 GB. Free memory is still 951.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...