./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad3af0363fefe503cd6b07eab3f6afbc3bdd8295 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad3af0363fefe503cd6b07eab3f6afbc3bdd8295 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:04,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:04,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:04,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:04,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:04,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:04,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:04,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:04,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:04,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:04,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:04,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:04,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:04,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:04,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:04,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:04,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:04,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:04,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:04,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:04,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:04,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:04,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:04,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:04,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:04,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:04,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:04,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:04,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:04,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:04,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:04,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:04,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:04,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:04,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:04,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:04,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:04,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:04,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:04,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:04,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:04,735 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:04,778 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:04,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:04,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:04,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:04,785 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:04,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:04,786 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:04,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:04,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:04,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:04,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:04,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:04,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:04,791 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:04,792 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:04,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:04,794 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:04,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:04,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:04,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:04,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:04,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:04,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:04,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:04,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:04,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:04,800 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:04,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:04,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:04,801 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 -> ad3af0363fefe503cd6b07eab3f6afbc3bdd8295 [2019-11-24 21:25:05,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:05,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:05,467 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:05,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:05,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:05,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:25:05,632 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f70ca50/76a7f783f78f4f4ca77128ca107a2219/FLAG9c8e2994d [2019-11-24 21:25:06,917 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:06,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:25:06,965 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f70ca50/76a7f783f78f4f4ca77128ca107a2219/FLAG9c8e2994d [2019-11-24 21:25:07,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f70ca50/76a7f783f78f4f4ca77128ca107a2219 [2019-11-24 21:25:07,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:07,362 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:07,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:07,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:07,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:07,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:07" (1/1) ... [2019-11-24 21:25:07,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:07, skipping insertion in model container [2019-11-24 21:25:07,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:07" (1/1) ... [2019-11-24 21:25:07,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:07,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:08,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:09,019 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:10,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:10,089 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:10,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10 WrapperNode [2019-11-24 21:25:10,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:10,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:10,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:10,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:10,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:10,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:10,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:10,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:10,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:10" (1/1) ... [2019-11-24 21:25:10,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:10,511 INFO L168 Benchmark]: Toolchain (without parser) took 3140.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 955.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:10,512 INFO L168 Benchmark]: CDTParser took 1.01 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. [2019-11-24 21:25:10,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2728.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 967.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:10,514 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.90 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:10,515 INFO L168 Benchmark]: Boogie Preprocessor took 166.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 955.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:10,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 2728.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 967.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.90 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 166.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 955.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:14,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:14,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:14,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:14,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:14,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:14,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:14,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:14,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:14,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:14,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:14,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:14,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:14,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:14,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:14,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:14,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:14,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:14,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:14,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:14,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:14,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:14,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:14,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:14,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:14,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:14,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:14,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:14,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:14,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:14,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:14,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:14,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:14,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:14,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:14,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:14,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:14,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:14,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:14,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:14,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:14,481 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:14,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:14,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:14,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:14,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:14,541 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:14,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:14,546 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:14,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:14,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:14,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:14,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:14,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:14,548 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:14,551 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:14,551 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:14,552 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:14,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:14,552 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:14,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:14,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:14,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:14,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:14,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:14,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:14,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:14,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:14,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:14,558 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:14,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:14,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:14,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:14,564 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 -> ad3af0363fefe503cd6b07eab3f6afbc3bdd8295 [2019-11-24 21:25:15,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:15,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:15,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:15,145 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:15,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:15,152 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:25:15,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f30c93e/5b1332d1f34c4b409c5cf5cee30fd225/FLAGd574c3e4a [2019-11-24 21:25:16,643 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:16,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:25:16,679 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f30c93e/5b1332d1f34c4b409c5cf5cee30fd225/FLAGd574c3e4a [2019-11-24 21:25:16,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f30c93e/5b1332d1f34c4b409c5cf5cee30fd225 [2019-11-24 21:25:16,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:16,735 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:16,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:16,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:16,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:16,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:16" (1/1) ... [2019-11-24 21:25:16,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:16, skipping insertion in model container [2019-11-24 21:25:16,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:16" (1/1) ... [2019-11-24 21:25:16,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:16,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:18,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:18,439 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:19,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:19,565 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:19,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19 WrapperNode [2019-11-24 21:25:19,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:19,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:19,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:19,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:19,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:19,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:19,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:19,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:19,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:19,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:20,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:19" (1/1) ... [2019-11-24 21:25:20,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:20,040 INFO L168 Benchmark]: Toolchain (without parser) took 3303.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.3 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:20,044 INFO L168 Benchmark]: CDTParser took 0.29 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. [2019-11-24 21:25:20,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2833.82 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 943.8 MB in the end (delta: 17.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:20,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.17 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:20,050 INFO L168 Benchmark]: Boogie Preprocessor took 204.67 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 932.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:20,062 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 2833.82 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 943.8 MB in the end (delta: 17.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.17 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.67 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 932.3 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...