./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.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 b28c9dce0b9c341b35094b95a0372356206431ca ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.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 b28c9dce0b9c341b35094b95a0372356206431ca ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:24:45,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:45,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:45,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:45,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:45,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:45,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:45,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:45,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:45,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:45,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:45,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:45,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:45,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:45,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:45,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:45,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:45,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:45,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:45,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:45,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:45,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:45,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:45,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:45,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:45,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:45,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:45,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:45,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:45,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:45,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:45,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:45,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:45,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:45,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:45,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:45,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:45,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:45,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:45,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:45,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:45,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:24:45,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:45,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:45,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:45,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:45,439 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:45,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:45,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:45,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:24:45,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:45,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:45,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:45,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:45,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:45,449 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:45,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:45,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:45,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:45,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:45,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:45,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:45,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:45,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:45,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:45,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:45,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:45,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:45,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:24:45,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:24:45,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:45,458 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 -> b28c9dce0b9c341b35094b95a0372356206431ca [2019-11-24 21:24:46,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:46,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:46,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:46,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:46,115 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:46,117 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:24:46,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/362b964eb/60379f56087b46eb86e5375336d91ebf/FLAG797369a1c [2019-11-24 21:24:47,585 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:47,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:24:47,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/362b964eb/60379f56087b46eb86e5375336d91ebf/FLAG797369a1c [2019-11-24 21:24:47,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/362b964eb/60379f56087b46eb86e5375336d91ebf [2019-11-24 21:24:47,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:47,680 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:47,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:47,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:47,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:47,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:47" (1/1) ... [2019-11-24 21:24:47,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:47, skipping insertion in model container [2019-11-24 21:24:47,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:47" (1/1) ... [2019-11-24 21:24:47,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:47,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:49,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:49,097 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:49,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:49,539 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:49,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49 WrapperNode [2019-11-24 21:24:49,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:49,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:49,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:49,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:49,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:49,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:49,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:49,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:49,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:49" (1/1) ... [2019-11-24 21:24:49,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:49,978 INFO L168 Benchmark]: Toolchain (without parser) took 2294.33 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 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:49,980 INFO L168 Benchmark]: CDTParser took 3.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:49,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1859.25 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:49,992 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.38 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:49,994 INFO L168 Benchmark]: Boogie Preprocessor took 211.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:50,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.42 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 1859.25 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 213.38 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 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 0.1.24-32f2683 [2019-11-24 21:24:54,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:54,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:54,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:54,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:54,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:54,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:54,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:54,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:54,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:54,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:54,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:54,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:54,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:54,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:54,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:54,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:54,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:54,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:54,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:54,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:54,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:54,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:54,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:54,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:54,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:54,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:54,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:54,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:54,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:54,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:54,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:54,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:54,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:54,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:54,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:54,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:54,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:54,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:54,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:54,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:54,294 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:24:54,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:54,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:54,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:54,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:54,340 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:54,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:54,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:54,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:54,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:54,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:54,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:54,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:54,345 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:54,348 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:24:54,349 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:24:54,349 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:54,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:54,349 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:54,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:54,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:54,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:54,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:54,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:54,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:54,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:54,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:54,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:54,354 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:24:54,355 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:24:54,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:54,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:24:54,359 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 -> b28c9dce0b9c341b35094b95a0372356206431ca [2019-11-24 21:24:54,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:54,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:54,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:54,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:54,992 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:54,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:24:55,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3f451820/2738620c8876492996be4304289644b3/FLAG03f6bd378 [2019-11-24 21:24:56,389 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:56,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:24:56,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3f451820/2738620c8876492996be4304289644b3/FLAG03f6bd378 [2019-11-24 21:24:56,857 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3f451820/2738620c8876492996be4304289644b3 [2019-11-24 21:24:56,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:56,873 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:56,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:56,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:56,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:56,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:56" (1/1) ... [2019-11-24 21:24:56,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:56, skipping insertion in model container [2019-11-24 21:24:56,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:56" (1/1) ... [2019-11-24 21:24:56,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:57,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:58,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:58,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:59,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:59,324 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:59,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:59 WrapperNode [2019-11-24 21:24:59,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:59,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:59,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:59,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:59,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:59" (1/1) ... [2019-11-24 21:24:59,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:59" (1/1) ... [2019-11-24 21:24:59,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:59,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:59,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:59,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:59,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:59" (1/1) ... [2019-11-24 21:24:59,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:59" (1/1) ... [2019-11-24 21:24:59,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:59" (1/1) ... [2019-11-24 21:24:59,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:59" (1/1) ... [2019-11-24 21:24:59,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:59" (1/1) ... [2019-11-24 21:24:59,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:59" (1/1) ... [2019-11-24 21:24:59,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:59" (1/1) ... [2019-11-24 21:24:59,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:59,760 INFO L168 Benchmark]: Toolchain (without parser) took 2884.25 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 950.5 MB in the end (delta: 16.9 MB). Peak memory consumption was 17.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:59,763 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:59,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2451.29 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 962.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:59,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.85 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:59,777 INFO L168 Benchmark]: Boogie Preprocessor took 194.95 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:59,786 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2451.29 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 962.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.85 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.95 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.5 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...