./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92f2f8cb0d4a2e4190d3745beb452ea8c5804329 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92f2f8cb0d4a2e4190d3745beb452ea8c5804329 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:19:37,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:37,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:37,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:37,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:37,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:37,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:37,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:37,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:37,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:37,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:37,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:37,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:37,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:37,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:37,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:37,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:37,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:37,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:37,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:37,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:37,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:37,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:37,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:37,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:37,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:37,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:37,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:37,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:37,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:37,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:37,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:37,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:37,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:37,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:37,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:37,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:37,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:37,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:37,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:37,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:37,545 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:37,574 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:37,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:37,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:37,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:37,578 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:37,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:37,579 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:37,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:37,579 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:37,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:37,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:37,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:37,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:37,582 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:37,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:37,585 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:37,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:37,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:37,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:37,586 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:37,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:37,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:37,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:37,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:37,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:37,590 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:37,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:37,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:37,590 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 -> 92f2f8cb0d4a2e4190d3745beb452ea8c5804329 [2019-11-26 17:19:38,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:38,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:38,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:38,074 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:38,074 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:38,078 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-26 17:19:38,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91a07deac/aecd5a6d1391451a9c1e735c69edd194/FLAG0b18bb7a7 [2019-11-26 17:19:39,562 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:39,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-26 17:19:39,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91a07deac/aecd5a6d1391451a9c1e735c69edd194/FLAG0b18bb7a7 [2019-11-26 17:19:39,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91a07deac/aecd5a6d1391451a9c1e735c69edd194 [2019-11-26 17:19:39,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:39,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:39,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:39,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:39,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:39,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:39,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecb26ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39, skipping insertion in model container [2019-11-26 17:19:39,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:39,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:40,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:46,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:46,900 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:51,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:52,042 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:52,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52 WrapperNode [2019-11-26 17:19:52,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:52,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:52,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:52,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:52,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:52,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:52,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:52,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:52,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:52,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:53,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:52" (1/1) ... [2019-11-26 17:19:53,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:53,175 INFO L168 Benchmark]: Toolchain (without parser) took 13459.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 825.4 MB in the end (delta: 119.1 MB). Peak memory consumption was 119.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:53,176 INFO L168 Benchmark]: CDTParser took 0.29 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 17:19:53,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12330.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 945.1 MB in the end (delta: -627.5 kB). Peak memory consumption was 280.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:53,181 INFO L168 Benchmark]: Boogie Procedure Inliner took 478.91 ms. Allocated memory is still 1.0 GB. Free memory was 945.1 MB in the beginning and 879.0 MB in the end (delta: 66.2 MB). Peak memory consumption was 66.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:53,184 INFO L168 Benchmark]: Boogie Preprocessor took 643.52 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 825.4 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:53,194 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 12330.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 945.1 MB in the end (delta: -627.5 kB). Peak memory consumption was 280.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 478.91 ms. Allocated memory is still 1.0 GB. Free memory was 945.1 MB in the beginning and 879.0 MB in the end (delta: 66.2 MB). Peak memory consumption was 66.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 643.52 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 825.4 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 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 17:19:55,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:55,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:55,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:55,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:55,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:55,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:55,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:55,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:55,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:55,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:55,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:55,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:55,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:55,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:55,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:55,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:55,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:55,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:55,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:56,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:56,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:56,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:56,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:56,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:56,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:56,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:56,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:56,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:56,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:56,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:56,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:56,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:56,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:56,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:56,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:56,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:56,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:56,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:56,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:56,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:56,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:56,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:56,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:56,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:56,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:56,067 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:56,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:56,069 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:56,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:56,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:56,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:56,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:56,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:56,072 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:56,072 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:56,072 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:56,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:56,073 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:56,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:56,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:56,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:56,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:56,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:56,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:56,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:56,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:56,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:56,077 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:56,077 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:56,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:56,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:56,079 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 -> 92f2f8cb0d4a2e4190d3745beb452ea8c5804329 [2019-11-26 17:19:56,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:56,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:56,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:56,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:56,574 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:56,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-26 17:19:56,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4058f5d5f/af2dba6fa6cd4dcea5b079b8403c110c/FLAG6fd4bdaa5 [2019-11-26 17:19:57,986 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:57,987 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-26 17:19:58,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4058f5d5f/af2dba6fa6cd4dcea5b079b8403c110c/FLAG6fd4bdaa5 [2019-11-26 17:19:58,183 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4058f5d5f/af2dba6fa6cd4dcea5b079b8403c110c [2019-11-26 17:19:58,190 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:58,192 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:58,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:58,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:58,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:58,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:58" (1/1) ... [2019-11-26 17:19:58,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25af3bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:58, skipping insertion in model container [2019-11-26 17:19:58,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:58" (1/1) ... [2019-11-26 17:19:58,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:59,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:20:07,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:20:07,419 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:20:13,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:20:13,356 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:20:13,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:13 WrapperNode [2019-11-26 17:20:13,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:20:13,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:20:13,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:20:13,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:20:13,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:13" (1/1) ... [2019-11-26 17:20:13,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:13" (1/1) ... [2019-11-26 17:20:13,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:20:13,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:20:13,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:20:13,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:20:13,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:13" (1/1) ... [2019-11-26 17:20:13,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:13" (1/1) ... [2019-11-26 17:20:14,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:13" (1/1) ... [2019-11-26 17:20:14,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:13" (1/1) ... [2019-11-26 17:20:14,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:13" (1/1) ... [2019-11-26 17:20:14,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:13" (1/1) ... [2019-11-26 17:20:14,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:20:13" (1/1) ... [2019-11-26 17:20:14,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:20:14,646 INFO L168 Benchmark]: Toolchain (without parser) took 16447.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 935.9 MB in the beginning and 775.7 MB in the end (delta: 160.2 MB). Peak memory consumption was 160.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:20:14,647 INFO L168 Benchmark]: CDTParser took 0.33 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 17:20:14,651 INFO L168 Benchmark]: CACSL2BoogieTranslator took 15159.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 935.9 MB in the beginning and 891.1 MB in the end (delta: 44.8 MB). Peak memory consumption was 268.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:20:14,652 INFO L168 Benchmark]: Boogie Procedure Inliner took 541.78 ms. Allocated memory is still 1.0 GB. Free memory was 891.1 MB in the beginning and 831.2 MB in the end (delta: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:20:14,654 INFO L168 Benchmark]: Boogie Preprocessor took 737.80 ms. Allocated memory is still 1.0 GB. Free memory was 831.2 MB in the beginning and 775.7 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:20:14,661 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 15159.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 935.9 MB in the beginning and 891.1 MB in the end (delta: 44.8 MB). Peak memory consumption was 268.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 541.78 ms. Allocated memory is still 1.0 GB. Free memory was 891.1 MB in the beginning and 831.2 MB in the end (delta: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 737.80 ms. Allocated memory is still 1.0 GB. Free memory was 831.2 MB in the beginning and 775.7 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...