./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.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_opt-floodmax.5.3.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 e3b77c9bfa11e21b89fe3c66db83dde4d2895135 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_opt-floodmax.5.3.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 e3b77c9bfa11e21b89fe3c66db83dde4d2895135 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:14:20,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:20,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:20,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:20,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:20,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:20,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:20,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:20,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:20,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:20,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:20,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:20,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:20,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:20,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:20,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:20,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:20,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:20,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:20,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:20,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:20,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:20,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:20,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:20,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:20,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:20,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:20,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:20,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:20,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:20,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:20,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:20,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:20,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:20,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:20,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:20,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:20,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:20,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:20,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:20,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:20,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:20,746 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:20,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:20,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:20,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:20,756 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:20,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:20,757 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:20,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:20,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:20,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:20,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:20,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:20,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:20,762 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:20,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:20,763 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:20,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:20,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:20,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:20,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:20,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:20,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:20,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:20,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:20,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:20,769 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:20,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:20,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:20,772 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 -> e3b77c9bfa11e21b89fe3c66db83dde4d2895135 [2019-11-26 17:14:21,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:21,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:21,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:21,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:21,411 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:21,415 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:21,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6123dd4a9/4837aa3864e445e0b3f9b85f398fa18e/FLAGc3d62828d [2019-11-26 17:14:22,906 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:22,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:22,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6123dd4a9/4837aa3864e445e0b3f9b85f398fa18e/FLAGc3d62828d [2019-11-26 17:14:23,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6123dd4a9/4837aa3864e445e0b3f9b85f398fa18e [2019-11-26 17:14:23,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:23,023 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:23,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:23,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:23,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:23,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:23" (1/1) ... [2019-11-26 17:14:23,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@611e8f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:23, skipping insertion in model container [2019-11-26 17:14:23,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:23" (1/1) ... [2019-11-26 17:14:23,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:23,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:24,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:24,550 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:24,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:24,904 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:24,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24 WrapperNode [2019-11-26 17:14:24,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:24,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:24,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:24,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:24,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:24,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:25,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:25,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:25,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:25,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:25,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:25,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:25,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:25,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:25,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:25,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:25,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:25,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:25,423 INFO L168 Benchmark]: Toolchain (without parser) took 2395.21 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 933.5 MB in the end (delta: 33.9 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:25,426 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 17:14:25,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1876.57 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 950.7 MB in the end (delta: 16.8 MB). Peak memory consumption was 38.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:25,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.88 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 944.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:25,438 INFO L168 Benchmark]: Boogie Preprocessor took 271.87 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 933.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:25,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1876.57 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 950.7 MB in the end (delta: 16.8 MB). Peak memory consumption was 38.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.88 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 944.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 271.87 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 933.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:14:29,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:29,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:29,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:29,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:29,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:29,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:29,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:29,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:29,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:29,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:29,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:29,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:29,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:29,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:29,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:29,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:29,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:29,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:29,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:29,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:29,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:29,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:29,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:29,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:29,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:29,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:29,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:29,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:29,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:29,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:29,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:29,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:29,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:29,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:29,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:29,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:29,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:29,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:29,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:29,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:29,536 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:29,566 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:29,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:29,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:29,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:29,575 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:29,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:29,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:29,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:29,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:29,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:29,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:29,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:29,583 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:29,584 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:29,587 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:29,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:29,587 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:29,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:29,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:29,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:29,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:29,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:29,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:29,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:29,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:29,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:29,592 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:29,592 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:29,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:29,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:29,595 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 -> e3b77c9bfa11e21b89fe3c66db83dde4d2895135 [2019-11-26 17:14:30,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:30,154 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:30,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:30,162 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:30,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:30,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:30,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e7ef3c52/836b3c2621994569b7aaa5199ef55ab0/FLAG05fd4a43b [2019-11-26 17:14:31,642 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:31,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:31,691 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e7ef3c52/836b3c2621994569b7aaa5199ef55ab0/FLAG05fd4a43b [2019-11-26 17:14:32,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e7ef3c52/836b3c2621994569b7aaa5199ef55ab0 [2019-11-26 17:14:32,105 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:32,109 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:32,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:32,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:32,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:32,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:32" (1/1) ... [2019-11-26 17:14:32,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:32, skipping insertion in model container [2019-11-26 17:14:32,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:32" (1/1) ... [2019-11-26 17:14:32,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:32,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:33,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:33,630 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:33,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:34,049 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:34,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:34 WrapperNode [2019-11-26 17:14:34,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:34,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:34,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:34,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:34,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:34" (1/1) ... [2019-11-26 17:14:34,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:34" (1/1) ... [2019-11-26 17:14:34,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:34,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:34,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:34,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:34,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:34" (1/1) ... [2019-11-26 17:14:34,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:34" (1/1) ... [2019-11-26 17:14:34,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:34" (1/1) ... [2019-11-26 17:14:34,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:34" (1/1) ... [2019-11-26 17:14:34,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:34" (1/1) ... [2019-11-26 17:14:34,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:34" (1/1) ... [2019-11-26 17:14:34,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:34" (1/1) ... [2019-11-26 17:14:34,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:34,644 INFO L168 Benchmark]: Toolchain (without parser) took 2528.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 939.2 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:34,645 INFO L168 Benchmark]: CDTParser took 2.84 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 17:14:34,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1929.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:34,648 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.29 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:34,654 INFO L168 Benchmark]: Boogie Preprocessor took 320.70 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 939.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:34,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.84 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 1929.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 257.29 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 320.70 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 939.2 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...