./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-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.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 39655b3c117a538bd857545acf41dc25c6f116fe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.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 39655b3c117a538bd857545acf41dc25c6f116fe ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:15:46,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:15:46,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:15:46,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:15:46,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:15:46,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:15:46,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:15:46,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:15:46,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:15:46,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:15:46,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:15:46,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:15:46,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:15:46,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:15:46,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:15:46,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:15:46,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:15:46,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:15:46,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:15:46,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:15:46,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:15:46,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:15:46,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:15:46,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:15:46,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:15:46,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:15:46,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:15:46,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:15:46,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:15:46,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:15:46,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:15:46,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:15:46,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:15:46,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:15:46,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:15:46,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:15:46,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:15:46,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:15:46,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:15:46,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:15:46,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:15:46,333 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:15:46,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:15:46,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:15:46,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:15:46,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:15:46,387 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:15:46,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:15:46,389 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:15:46,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:15:46,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:15:46,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:15:46,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:15:46,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:15:46,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:15:46,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:15:46,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:15:46,395 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:15:46,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:15:46,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:15:46,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:15:46,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:15:46,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:15:46,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:15:46,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:15:46,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:15:46,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:15:46,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:15:46,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:15:46,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:15:46,403 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 -> 39655b3c117a538bd857545acf41dc25c6f116fe [2019-11-26 17:15:47,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:15:47,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:15:47,166 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:15:47,170 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:15:47,173 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:15:47,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-26 17:15:47,342 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe7a880f/84d702e73d8f4e09a2989997401972cc/FLAG79e497db5 [2019-11-26 17:15:48,576 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:15:48,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-26 17:15:48,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe7a880f/84d702e73d8f4e09a2989997401972cc/FLAG79e497db5 [2019-11-26 17:15:48,656 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe7a880f/84d702e73d8f4e09a2989997401972cc [2019-11-26 17:15:48,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:15:48,670 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:15:48,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:48,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:15:48,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:15:48,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:48" (1/1) ... [2019-11-26 17:15:48,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:48, skipping insertion in model container [2019-11-26 17:15:48,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:48" (1/1) ... [2019-11-26 17:15:48,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:15:48,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:15:50,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:50,192 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:15:50,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:50,615 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:15:50,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50 WrapperNode [2019-11-26 17:15:50,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:50,635 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:50,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:15:50,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:15:50,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:50,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:15:50,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:15:50,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:15:50,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:50,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:51,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:51,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:50" (1/1) ... [2019-11-26 17:15:51,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:15:51,076 INFO L168 Benchmark]: Toolchain (without parser) took 2397.73 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 962.4 MB in the end (delta: -704.1 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:15:51,079 INFO L168 Benchmark]: CDTParser took 1.28 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 17:15:51,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1948.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:51,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 242.69 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:51,096 INFO L168 Benchmark]: Boogie Preprocessor took 186.85 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:51,110 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 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 1948.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 242.69 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.85 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 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 0.1.24-025d5a2 [2019-11-26 17:15:55,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:15:55,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:15:55,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:15:55,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:15:55,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:15:55,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:15:55,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:15:55,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:15:55,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:15:55,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:15:55,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:15:55,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:15:55,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:15:55,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:15:55,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:15:55,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:15:55,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:15:55,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:15:55,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:15:55,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:15:55,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:15:55,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:15:55,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:15:55,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:15:55,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:15:55,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:15:55,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:15:55,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:15:55,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:15:55,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:15:55,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:15:55,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:15:55,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:15:55,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:15:55,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:15:55,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:15:55,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:15:55,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:15:55,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:15:55,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:15:55,290 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:15:55,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:15:55,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:15:55,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:15:55,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:15:55,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:15:55,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:15:55,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:15:55,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:15:55,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:15:55,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:15:55,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:15:55,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:15:55,344 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:15:55,344 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:15:55,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:15:55,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:15:55,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:15:55,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:15:55,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:15:55,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:15:55,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:15:55,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:15:55,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:15:55,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:15:55,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:15:55,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:15:55,353 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:15:55,354 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:15:55,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:15:55,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:15:55,356 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 -> 39655b3c117a538bd857545acf41dc25c6f116fe [2019-11-26 17:15:55,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:15:55,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:15:55,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:15:55,973 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:15:55,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:15:55,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-26 17:15:56,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837e60941/8473496258d042a1ad368c6cf93ddd71/FLAG30a0f2e28 [2019-11-26 17:15:57,394 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:15:57,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-26 17:15:57,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837e60941/8473496258d042a1ad368c6cf93ddd71/FLAG30a0f2e28 [2019-11-26 17:15:57,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837e60941/8473496258d042a1ad368c6cf93ddd71 [2019-11-26 17:15:57,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:15:57,491 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:15:57,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:57,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:15:57,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:15:57,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:57" (1/1) ... [2019-11-26 17:15:57,516 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 26.11 05:15:57, skipping insertion in model container [2019-11-26 17:15:57,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:15:57" (1/1) ... [2019-11-26 17:15:57,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:15:57,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:15:59,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:59,138 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:15:59,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:15:59,626 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:15:59,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:59 WrapperNode [2019-11-26 17:15:59,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:15:59,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:59,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:15:59,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:15:59,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:59" (1/1) ... [2019-11-26 17:15:59,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:59" (1/1) ... [2019-11-26 17:15:59,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:15:59,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:15:59,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:15:59,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:15:59,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:59" (1/1) ... [2019-11-26 17:15:59,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:59" (1/1) ... [2019-11-26 17:15:59,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:59" (1/1) ... [2019-11-26 17:15:59,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:59" (1/1) ... [2019-11-26 17:15:59,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:59" (1/1) ... [2019-11-26 17:15:59,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:59" (1/1) ... [2019-11-26 17:15:59,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:15:59" (1/1) ... [2019-11-26 17:15:59,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:15:59,984 INFO L168 Benchmark]: Toolchain (without parser) took 2487.11 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 950.9 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:59,987 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-26 17:15:59,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2132.82 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:15:59,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.61 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:00,002 INFO L168 Benchmark]: Boogie Preprocessor took 182.09 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:00,013 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2132.82 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.61 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.09 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 950.9 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...