./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.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_overflow.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 4e98bb393901a0cb8db3d400e2da9feaf1240fb6 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_overflow.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 4e98bb393901a0cb8db3d400e2da9feaf1240fb6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:14:21,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:21,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:21,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:21,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:21,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:21,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:21,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:21,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:21,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:21,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:21,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:21,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:21,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:21,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:21,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:21,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:21,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:21,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:21,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:21,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:21,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:21,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:21,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:21,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:21,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:21,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:21,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:21,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:21,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:21,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:21,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:21,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:21,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:21,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:21,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:21,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:21,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:21,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:21,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:21,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:21,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:21,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:21,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:21,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:21,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:21,778 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:21,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:21,780 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:21,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:21,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:21,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:21,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:21,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:21,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:21,785 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:21,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:21,786 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:21,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:21,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:21,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:21,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:21,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:21,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:21,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:21,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:21,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:21,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:21,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:21,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:21,793 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 -> 4e98bb393901a0cb8db3d400e2da9feaf1240fb6 [2019-11-26 17:14:22,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:22,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:22,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:22,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:22,381 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:22,382 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:22,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d0f2b27/6b79d64b0c334f02a185c7fe6128e152/FLAG7d80c31d4 [2019-11-26 17:14:23,921 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:23,925 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:23,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d0f2b27/6b79d64b0c334f02a185c7fe6128e152/FLAG7d80c31d4 [2019-11-26 17:14:24,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d0f2b27/6b79d64b0c334f02a185c7fe6128e152 [2019-11-26 17:14:24,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:24,016 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:24,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:24,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:24,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:24,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:24,054 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 05:14:24, skipping insertion in model container [2019-11-26 17:14:24,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:24,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:24,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:25,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:25,553 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:25,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:25,895 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:25,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25 WrapperNode [2019-11-26 17:14:25,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:25,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:25,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:25,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:25,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:25,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:26,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:26,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:26,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:26,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:26,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:26,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:26,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:26,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:26,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:26,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:26,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:26,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:26,496 INFO L168 Benchmark]: Toolchain (without parser) took 2474.71 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 944.9 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:26,497 INFO L168 Benchmark]: CDTParser took 0.40 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 17:14:26,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1874.72 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 962.1 MB in the end (delta: -431.4 kB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:26,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 283.47 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:26,509 INFO L168 Benchmark]: Boogie Preprocessor took 302.48 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 17:14:26,520 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1874.72 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 962.1 MB in the end (delta: -431.4 kB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 283.47 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 302.48 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. 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 17:14:30,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:30,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:30,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:30,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:30,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:30,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:30,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:30,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:30,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:30,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:30,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:30,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:30,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:30,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:30,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:30,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:30,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:30,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:30,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:30,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:30,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:30,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:30,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:30,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:30,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:30,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:30,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:30,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:30,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:30,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:30,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:30,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:30,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:30,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:30,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:30,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:30,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:30,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:30,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:30,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:30,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:30,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:30,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:30,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:30,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:30,778 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:30,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:30,779 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:30,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:30,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:30,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:30,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:30,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:30,783 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:30,784 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:30,784 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:30,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:30,786 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:30,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:30,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:30,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:30,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:30,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:30,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:30,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:30,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:30,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:30,791 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:30,792 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:30,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:30,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:30,794 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 -> 4e98bb393901a0cb8db3d400e2da9feaf1240fb6 [2019-11-26 17:14:31,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:31,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:31,495 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:31,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:31,500 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:31,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:31,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49ced385c/c4152f72ce0c41a68e0cdd6dfe4ec49a/FLAGa46550459 [2019-11-26 17:14:33,127 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:33,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:33,193 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49ced385c/c4152f72ce0c41a68e0cdd6dfe4ec49a/FLAGa46550459 [2019-11-26 17:14:33,213 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49ced385c/c4152f72ce0c41a68e0cdd6dfe4ec49a [2019-11-26 17:14:33,220 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:33,223 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:33,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:33,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:33,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:33,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:33" (1/1) ... [2019-11-26 17:14:33,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7241e323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:33, skipping insertion in model container [2019-11-26 17:14:33,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:33" (1/1) ... [2019-11-26 17:14:33,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:33,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:34,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:34,773 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:35,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:35,190 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:35,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:35 WrapperNode [2019-11-26 17:14:35,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:35,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:35,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:35,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:35,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:35" (1/1) ... [2019-11-26 17:14:35,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:35" (1/1) ... [2019-11-26 17:14:35,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:35,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:35,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:35,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:35,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:35" (1/1) ... [2019-11-26 17:14:35,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:35" (1/1) ... [2019-11-26 17:14:35,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:35" (1/1) ... [2019-11-26 17:14:35,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:35" (1/1) ... [2019-11-26 17:14:35,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:35" (1/1) ... [2019-11-26 17:14:35,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:35" (1/1) ... [2019-11-26 17:14:35,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:35" (1/1) ... [2019-11-26 17:14:35,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:35,698 INFO L168 Benchmark]: Toolchain (without parser) took 2470.38 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 933.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:35,698 INFO L168 Benchmark]: CDTParser took 2.40 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 17:14:35,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1954.18 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 950.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:35,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.78 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 939.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:35,709 INFO L168 Benchmark]: Boogie Preprocessor took 257.85 ms. Allocated memory is still 1.0 GB. Free memory was 939.2 MB in the beginning and 933.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:35,719 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 1954.18 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 950.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.78 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 939.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 257.85 ms. Allocated memory is still 1.0 GB. Free memory was 939.2 MB in the beginning and 933.5 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...