./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 216d560983aff028aed6274f7a1b6f35f46d2547 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 216d560983aff028aed6274f7a1b6f35f46d2547 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:17,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:17,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:17,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:17,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:17,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:17,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:18,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:18,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:18,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:18,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:18,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:18,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:18,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:18,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:18,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:18,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:18,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:18,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:18,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:18,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:18,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:18,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:18,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:18,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:18,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:18,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:18,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:18,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:18,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:18,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:18,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:18,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:18,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:18,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:18,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:18,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:18,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:18,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:18,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:18,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:18,134 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:18,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:18,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:18,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:18,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:18,182 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:18,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:18,182 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:18,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:18,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:18,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:18,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:18,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:18,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:18,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:18,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:18,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:18,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:18,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:18,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:18,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:18,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:18,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:18,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:18,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:18,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:18,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:18,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:18,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:18,197 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 -> 216d560983aff028aed6274f7a1b6f35f46d2547 [2019-11-25 23:09:18,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:18,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:18,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:18,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:18,867 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:18,869 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:19,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82774c1f9/104abd46f5334c5bbefd839ea1bfcd2b/FLAG8cb084e00 [2019-11-25 23:09:20,203 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:20,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:20,255 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82774c1f9/104abd46f5334c5bbefd839ea1bfcd2b/FLAG8cb084e00 [2019-11-25 23:09:20,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82774c1f9/104abd46f5334c5bbefd839ea1bfcd2b [2019-11-25 23:09:20,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:20,676 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:20,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:20,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:20,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:20,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:20" (1/1) ... [2019-11-25 23:09:20,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:20, skipping insertion in model container [2019-11-25 23:09:20,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:20" (1/1) ... [2019-11-25 23:09:20,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:20,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:22,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:22,055 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:22,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:22,459 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:22,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:22 WrapperNode [2019-11-25 23:09:22,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:22,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:22,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:22,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:22,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:22" (1/1) ... [2019-11-25 23:09:22,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:22" (1/1) ... [2019-11-25 23:09:22,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:22,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:22,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:22,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:22,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:22" (1/1) ... [2019-11-25 23:09:22,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:22" (1/1) ... [2019-11-25 23:09:22,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:22" (1/1) ... [2019-11-25 23:09:22,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:22" (1/1) ... [2019-11-25 23:09:22,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:22" (1/1) ... [2019-11-25 23:09:22,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:22" (1/1) ... [2019-11-25 23:09:22,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:22" (1/1) ... [2019-11-25 23:09:22,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:22,832 INFO L168 Benchmark]: Toolchain (without parser) took 2151.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 972.7 MB in the end (delta: -9.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:22,835 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-25 23:09:22,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1782.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.2 MB in the end (delta: -21.1 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:22,849 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.62 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:22,854 INFO L168 Benchmark]: Boogie Preprocessor took 171.15 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:22,868 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1782.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.2 MB in the end (delta: -21.1 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 180.62 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.15 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 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 0.1.24-65d6cd2 [2019-11-25 23:09:26,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:26,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:26,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:26,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:26,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:26,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:26,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:26,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:26,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:26,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:26,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:26,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:26,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:26,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:26,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:26,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:26,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:26,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:26,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:26,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:26,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:26,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:26,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:26,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:26,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:26,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:26,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:26,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:26,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:26,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:26,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:26,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:26,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:26,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:26,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:26,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:26,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:26,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:26,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:26,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:26,929 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:26,968 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:26,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:26,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:26,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:26,976 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:26,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:26,977 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:26,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:26,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:26,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:26,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:26,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:26,982 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:26,983 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:26,983 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:26,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:26,985 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:26,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:26,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:26,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:26,988 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:26,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:26,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:26,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:26,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:26,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:26,993 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:26,994 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:26,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:26,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:26,996 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 -> 216d560983aff028aed6274f7a1b6f35f46d2547 [2019-11-25 23:09:27,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:27,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:27,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:27,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:27,690 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:27,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:27,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/612514002/4a3ceb324cbb4bf4b8643801773ff6e3/FLAG29d8349a4 [2019-11-25 23:09:29,062 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:29,068 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:29,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/612514002/4a3ceb324cbb4bf4b8643801773ff6e3/FLAG29d8349a4 [2019-11-25 23:09:29,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/612514002/4a3ceb324cbb4bf4b8643801773ff6e3 [2019-11-25 23:09:29,160 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:29,162 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:29,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:29,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:29,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:29,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:29" (1/1) ... [2019-11-25 23:09:29,186 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 25.11 11:09:29, skipping insertion in model container [2019-11-25 23:09:29,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:29" (1/1) ... [2019-11-25 23:09:29,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:29,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:30,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:30,633 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:31,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:31,094 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:31,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:31 WrapperNode [2019-11-25 23:09:31,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:31,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:31,110 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:31,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:31,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:31" (1/1) ... [2019-11-25 23:09:31,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:31" (1/1) ... [2019-11-25 23:09:31,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:31,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:31,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:31,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:31,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:31" (1/1) ... [2019-11-25 23:09:31,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:31" (1/1) ... [2019-11-25 23:09:31,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:31" (1/1) ... [2019-11-25 23:09:31,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:31" (1/1) ... [2019-11-25 23:09:31,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:31" (1/1) ... [2019-11-25 23:09:31,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:31" (1/1) ... [2019-11-25 23:09:31,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:31" (1/1) ... [2019-11-25 23:09:31,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:31,593 INFO L168 Benchmark]: Toolchain (without parser) took 2417.71 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 960.8 MB in the end (delta: 934.4 kB). Peak memory consumption was 1000.0 kB. Max. memory is 12.5 GB. [2019-11-25 23:09:31,595 INFO L168 Benchmark]: CDTParser took 2.95 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. [2019-11-25 23:09:31,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1927.52 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:31,603 INFO L168 Benchmark]: Boogie Procedure Inliner took 243.96 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:31,604 INFO L168 Benchmark]: Boogie Preprocessor took 234.16 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:31,622 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 1927.52 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 243.96 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 234.16 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 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...