./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.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 985993c3b4019115ddec1a8d533a3cc2f31c781d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.1.ufo.BOUNDED-6.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 985993c3b4019115ddec1a8d533a3cc2f31c781d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:08:19,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:08:19,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:08:19,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:08:19,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:08:19,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:08:19,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:08:19,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:08:19,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:08:19,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:08:19,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:08:19,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:08:19,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:08:19,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:08:19,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:08:19,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:08:19,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:08:19,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:08:19,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:08:19,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:08:19,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:08:19,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:08:19,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:08:19,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:08:19,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:08:19,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:08:19,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:08:19,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:08:19,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:08:19,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:08:19,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:08:19,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:08:19,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:08:19,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:08:19,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:08:19,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:08:19,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:08:19,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:08:19,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:08:19,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:08:19,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:08:19,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:08:19,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:08:19,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:08:19,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:08:19,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:08:19,633 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:08:19,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:08:19,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:08:19,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:08:19,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:08:19,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:08:19,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:08:19,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:08:19,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:08:19,641 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:08:19,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:08:19,646 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:08:19,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:08:19,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:08:19,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:08:19,650 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:08:19,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:08:19,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:08:19,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:08:19,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:08:19,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:08:19,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:08:19,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:08:19,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:08:19,660 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 -> 985993c3b4019115ddec1a8d533a3cc2f31c781d [2019-11-25 23:08:20,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:08:20,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:08:20,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:08:20,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:08:20,346 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:08:20,347 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-25 23:08:20,543 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896cee667/6cc2901f3a224f9ca6426dbaf8c0336f/FLAGb467a7dd7 [2019-11-25 23:08:21,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:08:21,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-25 23:08:21,859 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896cee667/6cc2901f3a224f9ca6426dbaf8c0336f/FLAGb467a7dd7 [2019-11-25 23:08:21,903 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896cee667/6cc2901f3a224f9ca6426dbaf8c0336f [2019-11-25 23:08:21,912 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:08:21,917 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:08:21,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:08:21,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:08:21,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:08:21,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:08:21" (1/1) ... [2019-11-25 23:08:21,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:21, skipping insertion in model container [2019-11-25 23:08:21,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:08:21" (1/1) ... [2019-11-25 23:08:21,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:08:22,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:08:23,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:08:23,084 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:08:23,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:08:23,335 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:08:23,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:23 WrapperNode [2019-11-25 23:08:23,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:08:23,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:08:23,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:08:23,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:08:23,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:23" (1/1) ... [2019-11-25 23:08:23,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:23" (1/1) ... [2019-11-25 23:08:23,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:08:23,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:08:23,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:08:23,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:08:23,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:23" (1/1) ... [2019-11-25 23:08:23,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:23" (1/1) ... [2019-11-25 23:08:23,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:23" (1/1) ... [2019-11-25 23:08:23,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:23" (1/1) ... [2019-11-25 23:08:23,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:23" (1/1) ... [2019-11-25 23:08:23,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:23" (1/1) ... [2019-11-25 23:08:23,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:23" (1/1) ... [2019-11-25 23:08:23,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:08:23,648 INFO L168 Benchmark]: Toolchain (without parser) took 1711.36 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 979.6 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:08:23,649 INFO L168 Benchmark]: CDTParser took 0.33 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 23:08:23,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1416.36 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 985.3 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:23,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.39 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:08:23,658 INFO L168 Benchmark]: Boogie Preprocessor took 113.45 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:23,670 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1416.36 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 985.3 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 172.39 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.45 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:08:28,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:08:28,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:08:28,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:08:28,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:08:28,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:08:28,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:08:28,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:08:28,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:08:28,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:08:28,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:08:28,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:08:28,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:08:28,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:08:28,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:08:28,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:08:28,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:08:28,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:08:28,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:08:28,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:08:28,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:08:28,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:08:28,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:08:28,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:08:28,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:08:28,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:08:28,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:08:28,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:08:28,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:08:28,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:08:28,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:08:28,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:08:28,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:08:28,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:08:28,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:08:28,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:08:28,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:08:28,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:08:28,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:08:28,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:08:28,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:08:28,550 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:08:28,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:08:28,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:08:28,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:08:28,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:08:28,610 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:08:28,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:08:28,611 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:08:28,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:08:28,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:08:28,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:08:28,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:08:28,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:08:28,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:08:28,621 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:08:28,621 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:08:28,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:08:28,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:08:28,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:08:28,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:08:28,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:08:28,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:08:28,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:08:28,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:08:28,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:08:28,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:08:28,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:08:28,631 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:08:28,631 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:08:28,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:08:28,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:08:28,635 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 -> 985993c3b4019115ddec1a8d533a3cc2f31c781d [2019-11-25 23:08:29,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:08:29,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:08:29,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:08:29,432 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:08:29,433 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:08:29,434 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-25 23:08:29,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051c8c6ef/c9d845d8478e49168c1cb8613405cbc7/FLAG4374d7fe3 [2019-11-25 23:08:31,016 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:08:31,020 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-25 23:08:31,056 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051c8c6ef/c9d845d8478e49168c1cb8613405cbc7/FLAG4374d7fe3 [2019-11-25 23:08:31,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051c8c6ef/c9d845d8478e49168c1cb8613405cbc7 [2019-11-25 23:08:31,129 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:08:31,140 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:08:31,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:08:31,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:08:31,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:08:31,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:08:31" (1/1) ... [2019-11-25 23:08:31,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:31, skipping insertion in model container [2019-11-25 23:08:31,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:08:31" (1/1) ... [2019-11-25 23:08:31,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:08:31,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:08:32,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:08:32,501 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:08:32,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:08:32,866 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:08:32,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:32 WrapperNode [2019-11-25 23:08:32,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:08:32,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:08:32,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:08:32,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:08:32,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:32" (1/1) ... [2019-11-25 23:08:32,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:32" (1/1) ... [2019-11-25 23:08:33,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:08:33,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:08:33,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:08:33,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:08:33,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:32" (1/1) ... [2019-11-25 23:08:33,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:32" (1/1) ... [2019-11-25 23:08:33,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:32" (1/1) ... [2019-11-25 23:08:33,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:32" (1/1) ... [2019-11-25 23:08:33,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:32" (1/1) ... [2019-11-25 23:08:33,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:32" (1/1) ... [2019-11-25 23:08:33,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:32" (1/1) ... [2019-11-25 23:08:33,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:08:33,182 INFO L168 Benchmark]: Toolchain (without parser) took 2042.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 977.4 MB in the end (delta: -11.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:08:33,183 INFO L168 Benchmark]: CDTParser took 1.36 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 23:08:33,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1722.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.1 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:33,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.86 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 977.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:33,192 INFO L168 Benchmark]: Boogie Preprocessor took 118.58 ms. Allocated memory is still 1.0 GB. Free memory is still 977.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:08:33,200 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 1722.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.1 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.86 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 977.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.58 ms. Allocated memory is still 1.0 GB. Free memory is still 977.4 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...