./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.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/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.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 8a7b4ef7a8affb897157388e19dfe5e9a45c805e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.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 8a7b4ef7a8affb897157388e19dfe5e9a45c805e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:01:45,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:45,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:45,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:45,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:45,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:45,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:45,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:45,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:45,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:45,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:45,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:45,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:45,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:45,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:45,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:45,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:45,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:45,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:45,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:45,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:45,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:45,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:45,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:45,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:45,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:45,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:45,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:45,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:45,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:45,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:45,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:45,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:45,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:45,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:45,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:45,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:45,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:45,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:45,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:45,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:45,339 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:45,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:45,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:45,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:45,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:45,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:45,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:45,402 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:45,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:45,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:45,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:45,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:45,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:45,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:45,410 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:45,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:45,411 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:45,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:45,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:45,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:45,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:45,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:45,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:45,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:45,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:45,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:45,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:45,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:45,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:45,421 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 -> 8a7b4ef7a8affb897157388e19dfe5e9a45c805e [2019-11-27 10:01:45,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:45,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:45,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:45,994 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:45,999 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:46,002 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:46,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f96a13f13/eb9256e6676e465bad91d14e136fa796/FLAG73bafc0a3 [2019-11-27 10:01:47,317 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:47,323 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:47,355 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f96a13f13/eb9256e6676e465bad91d14e136fa796/FLAG73bafc0a3 [2019-11-27 10:01:47,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f96a13f13/eb9256e6676e465bad91d14e136fa796 [2019-11-27 10:01:47,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:47,404 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:47,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:47,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:47,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:47,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47, skipping insertion in model container [2019-11-27 10:01:47,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:47,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:48,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:48,372 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:48,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:48,607 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:48,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:48 WrapperNode [2019-11-27 10:01:48,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:48,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:48,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:48,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:48,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:48" (1/1) ... [2019-11-27 10:01:48,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:48" (1/1) ... [2019-11-27 10:01:48,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:48,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:48,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:48,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:48,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:48" (1/1) ... [2019-11-27 10:01:48,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:48" (1/1) ... [2019-11-27 10:01:48,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:48" (1/1) ... [2019-11-27 10:01:48,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:48" (1/1) ... [2019-11-27 10:01:48,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:48" (1/1) ... [2019-11-27 10:01:48,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:48" (1/1) ... [2019-11-27 10:01:48,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:48" (1/1) ... [2019-11-27 10:01:48,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:48,902 INFO L168 Benchmark]: Toolchain (without parser) took 1488.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:48,903 INFO L168 Benchmark]: CDTParser took 0.46 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 10:01:48,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1204.49 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:48,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.63 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:48,912 INFO L168 Benchmark]: Boogie Preprocessor took 119.33 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:48,924 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1204.49 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.63 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 119.33 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 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-da95e15 [2019-11-27 10:01:52,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:52,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:52,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:52,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:52,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:52,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:52,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:52,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:52,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:52,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:52,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:52,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:52,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:52,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:52,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:52,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:52,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:52,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:52,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:52,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:52,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:53,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:53,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:53,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:53,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:53,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:53,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:53,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:53,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:53,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:53,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:53,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:53,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:53,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:53,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:53,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:53,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:53,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:53,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:53,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:53,046 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:53,099 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:53,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:53,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:53,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:53,108 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:53,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:53,113 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:53,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:53,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:53,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:53,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:53,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:53,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:53,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:53,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:53,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:53,121 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:53,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:53,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:53,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:53,122 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:53,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:53,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:53,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:53,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:53,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:53,127 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:53,128 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:53,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:53,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:53,130 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 -> 8a7b4ef7a8affb897157388e19dfe5e9a45c805e [2019-11-27 10:01:53,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:53,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:53,741 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:53,747 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:53,749 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:53,751 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:53,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6324119d7/021ff76caf1e4a10abc33da676f89131/FLAGe9a7fc6f5 [2019-11-27 10:01:55,049 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:55,050 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:55,077 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6324119d7/021ff76caf1e4a10abc33da676f89131/FLAGe9a7fc6f5 [2019-11-27 10:01:55,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6324119d7/021ff76caf1e4a10abc33da676f89131 [2019-11-27 10:01:55,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:55,131 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:55,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:55,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:55,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:55,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:55,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55, skipping insertion in model container [2019-11-27 10:01:55,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:55,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:55,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:56,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:56,137 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:56,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:56,402 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:56,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56 WrapperNode [2019-11-27 10:01:56,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:56,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:56,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:56,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:56,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:56,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:56,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:56,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:56,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:56" (1/1) ... [2019-11-27 10:01:56,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:56,724 INFO L168 Benchmark]: Toolchain (without parser) took 1592.93 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 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:56,726 INFO L168 Benchmark]: CDTParser took 3.01 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 10:01:56,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1268.92 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:56,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.57 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:56,741 INFO L168 Benchmark]: Boogie Preprocessor took 140.50 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:56,752 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.01 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 1268.92 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 172.57 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 140.50 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...