./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.4.1.ufo.BOUNDED-8.pals.c.v+nlh-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 c95a4a57356c7904bd85a2cabc8ab42ea1b7fa98 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.BOUNDED-8.pals.c.v+nlh-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 c95a4a57356c7904bd85a2cabc8ab42ea1b7fa98 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:05,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:05,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:05,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:05,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:05,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:05,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:05,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:05,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:05,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:05,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:05,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:05,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:06,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:06,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:06,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:06,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:06,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:06,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:06,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:06,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:06,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:06,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:06,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:06,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:06,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:06,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:06,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:06,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:06,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:06,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:06,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:06,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:06,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:06,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:06,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:06,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:06,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:06,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:06,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:06,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:06,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:06,132 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:06,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:06,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:06,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:06,141 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:06,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:06,144 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:06,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:06,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:06,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:06,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:06,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:06,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:06,147 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:06,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:06,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:06,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:06,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:06,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:06,152 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:06,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:06,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:06,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:06,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:06,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:06,155 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:06,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:06,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:06,158 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 -> c95a4a57356c7904bd85a2cabc8ab42ea1b7fa98 [2019-11-27 10:04:06,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:06,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:06,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:06,873 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:06,873 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:06,875 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:04:07,045 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2299fd2a1/cb0a12c16dc94bafa38453cab63f9d86/FLAG57476bca3 [2019-11-27 10:04:08,522 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:08,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:04:08,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2299fd2a1/cb0a12c16dc94bafa38453cab63f9d86/FLAG57476bca3 [2019-11-27 10:04:08,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2299fd2a1/cb0a12c16dc94bafa38453cab63f9d86 [2019-11-27 10:04:08,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:08,623 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:08,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:08,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:08,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:08,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:08" (1/1) ... [2019-11-27 10:04:08,648 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 27.11 10:04:08, skipping insertion in model container [2019-11-27 10:04:08,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:08" (1/1) ... [2019-11-27 10:04:08,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:08,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:10,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:10,733 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:11,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:11,683 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:11,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11 WrapperNode [2019-11-27 10:04:11,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:11,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:11,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:11,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:11,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:11,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:11,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:11,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:11,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:12,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:12,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:12,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:12,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:12,168 INFO L168 Benchmark]: Toolchain (without parser) took 3536.76 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 944.6 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:12,169 INFO L168 Benchmark]: CDTParser took 2.13 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. [2019-11-27 10:04:12,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3062.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 961.8 MB in the end (delta: -5.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:12,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 251.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 950.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:12,178 INFO L168 Benchmark]: Boogie Preprocessor took 214.75 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 944.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:12,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.13 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 3062.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 961.8 MB in the end (delta: -5.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 251.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 950.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.75 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 944.6 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-da95e15 [2019-11-27 10:04:16,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:16,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:16,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:16,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:16,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:16,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:16,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:16,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:16,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:16,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:16,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:16,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:16,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:16,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:16,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:16,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:16,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:16,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:16,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:16,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:16,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:16,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:16,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:16,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:16,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:16,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:16,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:16,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:16,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:16,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:16,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:16,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:16,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:16,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:16,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:16,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:16,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:16,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:16,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:16,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:16,342 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:16,382 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:16,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:16,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:16,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:16,391 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:16,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:16,392 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:16,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:16,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:16,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:16,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:16,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:16,398 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:16,399 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:16,399 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:16,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:16,400 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:16,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:16,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:16,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:16,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:16,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:16,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:16,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:16,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:16,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:16,408 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:16,408 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:16,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:16,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:16,410 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 -> c95a4a57356c7904bd85a2cabc8ab42ea1b7fa98 [2019-11-27 10:04:17,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:17,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:17,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:17,117 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:17,118 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:17,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:04:17,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0373668f/c53b83aeb0654053a1ecc3be1c7e0e36/FLAG4e5a5579e [2019-11-27 10:04:18,610 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:18,613 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:04:18,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0373668f/c53b83aeb0654053a1ecc3be1c7e0e36/FLAG4e5a5579e [2019-11-27 10:04:18,692 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0373668f/c53b83aeb0654053a1ecc3be1c7e0e36 [2019-11-27 10:04:18,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:18,707 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:18,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:18,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:18,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:18,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:18,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18, skipping insertion in model container [2019-11-27 10:04:18,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:18,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:18,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:21,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:21,256 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:22,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:22,529 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:22,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22 WrapperNode [2019-11-27 10:04:22,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:22,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:22,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:22,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:22,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:22,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:22,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:22,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:22,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:23,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:23,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:23,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:23,059 INFO L168 Benchmark]: Toolchain (without parser) took 4348.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 898.9 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:23,060 INFO L168 Benchmark]: CDTParser took 1.60 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. [2019-11-27 10:04:23,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3822.20 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 916.1 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:23,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.62 ms. Allocated memory is still 1.0 GB. Free memory was 916.1 MB in the beginning and 910.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:23,070 INFO L168 Benchmark]: Boogie Preprocessor took 248.71 ms. Allocated memory is still 1.0 GB. Free memory was 910.4 MB in the beginning and 898.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:23,082 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 3822.20 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 916.1 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.62 ms. Allocated memory is still 1.0 GB. Free memory was 916.1 MB in the beginning and 910.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 248.71 ms. Allocated memory is still 1.0 GB. Free memory was 910.4 MB in the beginning and 898.9 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...