./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+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.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 193021d1fc9dfe209f6838a15e4e01f59e87f871 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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+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 193021d1fc9dfe209f6838a15e4e01f59e87f871 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:26,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:26,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:26,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:26,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:26,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:26,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:26,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:26,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:26,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:26,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:26,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:26,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:26,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:26,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:26,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:26,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:26,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:26,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:26,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:26,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:26,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:26,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:26,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:26,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:26,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:26,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:26,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:26,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:26,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:26,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:26,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:26,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:26,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:26,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:26,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:26,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:26,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:26,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:26,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:26,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:26,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:26,344 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:26,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:26,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:26,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:26,353 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:26,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:26,354 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:26,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:26,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:26,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:26,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:26,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:26,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:26,359 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:26,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:26,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:26,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:26,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:26,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:26,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:26,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:26,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:26,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:26,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:26,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:26,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:26,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:26,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:26,368 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 -> 193021d1fc9dfe209f6838a15e4e01f59e87f871 [2019-11-26 17:16:26,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:26,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:26,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:26,915 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:26,917 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:26,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:16:27,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa4296f85/33c29fe3dab5429d865aed1113a5b014/FLAG60863a032 [2019-11-26 17:16:28,487 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:28,490 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:16:28,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa4296f85/33c29fe3dab5429d865aed1113a5b014/FLAG60863a032 [2019-11-26 17:16:28,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa4296f85/33c29fe3dab5429d865aed1113a5b014 [2019-11-26 17:16:28,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:28,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:28,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:28,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:28,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:28,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28, skipping insertion in model container [2019-11-26 17:16:28,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:29,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:31,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:31,719 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:33,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:33,322 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:33,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33 WrapperNode [2019-11-26 17:16:33,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:33,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:33,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:33,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:33,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:33,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:33,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:33,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:33,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:33,856 INFO L168 Benchmark]: Toolchain (without parser) took 5039.78 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 921.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:33,857 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:33,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4503.24 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 944.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:33,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.14 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:33,865 INFO L168 Benchmark]: Boogie Preprocessor took 251.75 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:33,871 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 4503.24 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 944.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.14 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 251.75 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:37,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:37,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:37,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:37,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:37,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:37,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:37,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:37,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:37,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:37,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:37,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:37,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:37,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:37,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:37,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:37,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:37,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:37,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:37,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:37,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:37,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:37,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:37,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:37,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:37,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:37,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:37,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:37,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:37,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:37,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:37,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:37,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:37,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:37,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:37,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:37,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:37,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:37,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:37,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:37,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:37,845 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:37,884 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:37,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:37,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:37,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:37,891 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:37,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:37,892 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:37,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:37,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:37,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:37,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:37,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:37,898 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:37,898 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:37,899 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:37,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:37,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:37,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:37,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:37,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:37,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:37,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:37,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:37,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:37,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:37,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:37,905 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:37,906 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:37,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:37,908 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:37,909 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 -> 193021d1fc9dfe209f6838a15e4e01f59e87f871 [2019-11-26 17:16:38,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:38,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:38,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:38,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:38,553 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:38,555 INFO L428 ainManager$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+lhb-reducer.c [2019-11-26 17:16:38,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ce34ece7/1a7d186220b34ee8bf226110e38fbdc5/FLAG3f8ada739 [2019-11-26 17:16:40,163 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:40,167 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+lhb-reducer.c [2019-11-26 17:16:40,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ce34ece7/1a7d186220b34ee8bf226110e38fbdc5/FLAG3f8ada739 [2019-11-26 17:16:40,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ce34ece7/1a7d186220b34ee8bf226110e38fbdc5 [2019-11-26 17:16:40,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:40,279 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:40,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:40,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:40,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:40,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40, skipping insertion in model container [2019-11-26 17:16:40,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:40,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:43,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:43,748 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:46,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:46,799 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:46,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46 WrapperNode [2019-11-26 17:16:46,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:46,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:46,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:46,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:46,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:46,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:47,145 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:47,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:47,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:47,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:47,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:47,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:47,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:47,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:47,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:47,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:47,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:47,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:47,431 INFO L168 Benchmark]: Toolchain (without parser) took 7148.89 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 868.2 MB in the end (delta: 87.7 MB). Peak memory consumption was 87.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,432 INFO L168 Benchmark]: CDTParser took 1.05 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:47,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6522.80 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 891.2 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,437 INFO L168 Benchmark]: Boogie Procedure Inliner took 340.19 ms. Allocated memory is still 1.0 GB. Free memory was 891.2 MB in the beginning and 879.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,443 INFO L168 Benchmark]: Boogie Preprocessor took 278.81 ms. Allocated memory is still 1.0 GB. Free memory was 879.7 MB in the beginning and 868.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 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 6522.80 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 891.2 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 340.19 ms. Allocated memory is still 1.0 GB. Free memory was 891.2 MB in the beginning and 879.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 278.81 ms. Allocated memory is still 1.0 GB. Free memory was 879.7 MB in the beginning and 868.2 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...