./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/pals_floodmax.3.1.ufo.UNBOUNDED.pals.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 adc229f0a7bc8afe44d4e19612f0edd5de4d255f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_floodmax.3.1.ufo.UNBOUNDED.pals.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 adc229f0a7bc8afe44d4e19612f0edd5de4d255f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:17,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:17,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:17,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:17,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:17,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:17,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:17,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:17,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:17,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:17,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:17,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:17,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:17,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:17,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:17,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:17,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:17,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:17,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:17,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:17,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:17,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:17,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:17,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:17,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:17,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:17,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:17,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:17,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:17,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:17,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:17,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:17,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:17,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:17,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:17,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:17,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:17,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:17,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:17,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:17,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:17,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:17,453 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:17,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:17,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:17,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:17,461 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:17,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:17,463 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:17,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:17,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:17,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:17,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:17,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:17,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:17,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:17,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:17,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:17,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:17,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:17,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:17,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:17,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:17,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:17,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:17,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:17,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:17,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:17,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:17,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:17,477 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 -> adc229f0a7bc8afe44d4e19612f0edd5de4d255f [2019-11-26 17:13:18,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:18,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:18,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:18,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:18,113 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:18,114 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:18,272 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9b1c91f9/7664c5d9abfa4f3b9d85f1e2a8b0780f/FLAG8cc156634 [2019-11-26 17:13:19,423 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:19,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:19,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9b1c91f9/7664c5d9abfa4f3b9d85f1e2a8b0780f/FLAG8cc156634 [2019-11-26 17:13:19,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9b1c91f9/7664c5d9abfa4f3b9d85f1e2a8b0780f [2019-11-26 17:13:19,501 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:19,504 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:19,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:19,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:19,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:19,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0c7b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:19, skipping insertion in model container [2019-11-26 17:13:19,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:19" (1/1) ... [2019-11-26 17:13:19,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:19,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:20,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:20,417 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:20,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:20,638 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:20,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:20 WrapperNode [2019-11-26 17:13:20,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:20,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:20,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:20,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:20,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:20" (1/1) ... [2019-11-26 17:13:20,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:20" (1/1) ... [2019-11-26 17:13:20,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:20,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:20,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:20,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:20,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:20" (1/1) ... [2019-11-26 17:13:20,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:20" (1/1) ... [2019-11-26 17:13:20,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:20" (1/1) ... [2019-11-26 17:13:20,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:20" (1/1) ... [2019-11-26 17:13:20,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:20" (1/1) ... [2019-11-26 17:13:20,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:20" (1/1) ... [2019-11-26 17:13:20,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:20" (1/1) ... [2019-11-26 17:13:20,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:20,916 INFO L168 Benchmark]: Toolchain (without parser) took 1401.22 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:20,918 INFO L168 Benchmark]: CDTParser took 1.55 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. [2019-11-26 17:13:20,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1132.13 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:20,932 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.88 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:20,935 INFO L168 Benchmark]: Boogie Preprocessor took 98.73 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:20,943 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 1132.13 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.88 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.73 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 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 0.1.24-025d5a2 [2019-11-26 17:13:24,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:24,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:24,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:24,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:24,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:24,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:24,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:24,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:24,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:24,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:24,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:24,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:24,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:24,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:24,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:24,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:24,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:24,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:25,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:25,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:25,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:25,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:25,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:25,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:25,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:25,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:25,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:25,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:25,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:25,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:25,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:25,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:25,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:25,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:25,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:25,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:25,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:25,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:25,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:25,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:25,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:25,110 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:25,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:25,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:25,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:25,117 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:25,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:25,120 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:25,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:25,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:25,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:25,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:25,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:25,125 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:25,125 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:25,126 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:25,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:25,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:25,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:25,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:25,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:25,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:25,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:25,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:25,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:25,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:25,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:25,135 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:25,135 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:25,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:25,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:25,137 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 -> adc229f0a7bc8afe44d4e19612f0edd5de4d255f [2019-11-26 17:13:25,750 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:25,783 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:25,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:25,793 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:25,796 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:25,798 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:25,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192823b3b/20fa4ad82b4b4f8abc36953a3c7554d4/FLAG136d7f834 [2019-11-26 17:13:27,119 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:27,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:27,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192823b3b/20fa4ad82b4b4f8abc36953a3c7554d4/FLAG136d7f834 [2019-11-26 17:13:27,202 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192823b3b/20fa4ad82b4b4f8abc36953a3c7554d4 [2019-11-26 17:13:27,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:27,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:27,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:27,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:27,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:27,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:27" (1/1) ... [2019-11-26 17:13:27,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:27, skipping insertion in model container [2019-11-26 17:13:27,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:27" (1/1) ... [2019-11-26 17:13:27,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:27,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:28,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:28,085 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:28,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:28,322 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:28,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:28 WrapperNode [2019-11-26 17:13:28,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:28,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:28,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:28,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:28,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:28" (1/1) ... [2019-11-26 17:13:28,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:28" (1/1) ... [2019-11-26 17:13:28,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:28,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:28,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:28,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:28,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:28" (1/1) ... [2019-11-26 17:13:28,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:28" (1/1) ... [2019-11-26 17:13:28,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:28" (1/1) ... [2019-11-26 17:13:28,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:28" (1/1) ... [2019-11-26 17:13:28,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:28" (1/1) ... [2019-11-26 17:13:28,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:28" (1/1) ... [2019-11-26 17:13:28,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:28" (1/1) ... [2019-11-26 17:13:28,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:28,590 INFO L168 Benchmark]: Toolchain (without parser) took 1369.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:28,593 INFO L168 Benchmark]: CDTParser took 4.99 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. [2019-11-26 17:13:28,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1103.16 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:28,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.78 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:28,599 INFO L168 Benchmark]: Boogie Preprocessor took 119.05 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:28,606 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.99 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 1103.16 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.78 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 119.05 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 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...