./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-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_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eb94e049d2ef136c1a5310a022ea691ba8622756 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eb94e049d2ef136c1a5310a022ea691ba8622756 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:07:06,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:06,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:06,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:06,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:06,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:06,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:06,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:06,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:06,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:06,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:06,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:06,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:06,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:06,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:06,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:06,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:06,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:06,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:06,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:06,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:06,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:06,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:06,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:06,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:06,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:06,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:06,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:06,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:06,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:06,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:06,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:06,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:06,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:06,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:06,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:06,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:06,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:06,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:06,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:06,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:06,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:06,433 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:06,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:06,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:06,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:06,441 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:06,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:06,442 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:06,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:06,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:06,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:06,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:06,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:06,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:06,447 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:06,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:06,448 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:06,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:06,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:06,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:06,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:06,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:06,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:06,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:06,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:06,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:06,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:06,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:06,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:06,456 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 -> eb94e049d2ef136c1a5310a022ea691ba8622756 [2019-11-27 10:07:07,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:07,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:07,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:07,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:07,071 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:07,073 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:07:07,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2347e025f/7ce148d7f6b5494e96fef3e471d65a60/FLAGc353a5707 [2019-11-27 10:07:08,735 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:08,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:07:08,802 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2347e025f/7ce148d7f6b5494e96fef3e471d65a60/FLAGc353a5707 [2019-11-27 10:07:08,929 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2347e025f/7ce148d7f6b5494e96fef3e471d65a60 [2019-11-27 10:07:08,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:08,950 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:08,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:08,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:08,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:08,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1affec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08, skipping insertion in model container [2019-11-27 10:07:08,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:09,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:12,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:12,564 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:14,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:14,351 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:14,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14 WrapperNode [2019-11-27 10:07:14,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:14,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:14,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:14,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:14,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:14,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:14,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:14,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:14,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:14" (1/1) ... [2019-11-27 10:07:14,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:14,887 INFO L168 Benchmark]: Toolchain (without parser) took 5936.70 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 914.3 MB in the end (delta: 47.3 MB). Peak memory consumption was 47.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:14,891 INFO L168 Benchmark]: CDTParser took 0.38 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 10:07:14,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5402.21 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 937.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 51.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:14,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.71 ms. Allocated memory is still 1.0 GB. Free memory was 937.3 MB in the beginning and 925.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:14,900 INFO L168 Benchmark]: Boogie Preprocessor took 243.24 ms. Allocated memory is still 1.0 GB. Free memory was 925.8 MB in the beginning and 914.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:14,911 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5402.21 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 937.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 51.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.71 ms. Allocated memory is still 1.0 GB. Free memory was 937.3 MB in the beginning and 925.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.24 ms. Allocated memory is still 1.0 GB. Free memory was 925.8 MB in the beginning and 914.3 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-da95e15 [2019-11-27 10:07:18,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:18,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:18,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:18,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:18,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:18,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:18,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:18,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:18,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:18,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:18,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:18,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:18,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:18,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:18,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:18,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:18,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:18,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:19,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:19,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:19,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:19,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:19,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:19,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:19,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:19,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:19,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:19,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:19,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:19,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:19,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:19,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:19,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:19,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:19,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:19,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:19,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:19,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:19,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:19,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:19,068 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:19,109 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:19,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:19,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:19,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:19,117 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:19,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:19,119 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:19,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:19,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:19,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:19,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:19,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:19,124 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:19,124 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:19,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:19,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:19,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:19,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:19,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:19,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:19,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:19,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:19,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:19,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:19,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:19,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:19,133 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:19,134 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:19,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:19,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:19,136 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 -> eb94e049d2ef136c1a5310a022ea691ba8622756 [2019-11-27 10:07:19,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:19,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:19,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:19,755 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:19,758 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:19,762 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:07:19,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a7ae3ce9/39332c64be114a1284eb59cbb72a3b97/FLAG7e854a95b [2019-11-27 10:07:21,436 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:21,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:07:21,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a7ae3ce9/39332c64be114a1284eb59cbb72a3b97/FLAG7e854a95b [2019-11-27 10:07:21,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a7ae3ce9/39332c64be114a1284eb59cbb72a3b97 [2019-11-27 10:07:21,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:21,566 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:21,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:21,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:21,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:21,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21, skipping insertion in model container [2019-11-27 10:07:21,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:21,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:25,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:25,341 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:27,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:27,640 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:27,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27 WrapperNode [2019-11-27 10:07:27,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:27,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:27,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:27,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:27,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:27,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:27,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:27,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:27,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:27,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:28,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:28,309 INFO L168 Benchmark]: Toolchain (without parser) took 6737.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 852.4 MB in the end (delta: 103.6 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:28,312 INFO L168 Benchmark]: CDTParser took 0.39 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 10:07:28,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6072.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 886.7 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:28,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 346.81 ms. Allocated memory is still 1.0 GB. Free memory was 886.7 MB in the beginning and 875.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:28,322 INFO L168 Benchmark]: Boogie Preprocessor took 307.94 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 852.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:28,332 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 6072.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 886.7 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 346.81 ms. Allocated memory is still 1.0 GB. Free memory was 886.7 MB in the beginning and 875.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 307.94 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 852.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...