./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7a0c8eb50b91b9ce67a973bf020b7622780879f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7a0c8eb50b91b9ce67a973bf020b7622780879f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:25:45,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:45,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:45,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:45,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:45,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:45,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:45,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:45,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:45,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:45,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:45,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:45,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:45,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:45,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:45,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:45,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:45,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:45,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:45,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:45,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:45,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:45,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:45,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:45,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:45,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:45,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:45,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:45,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:45,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:45,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:45,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:45,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:45,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:45,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:45,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:45,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:45,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:45,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:45,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:45,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:45,935 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:45,964 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:45,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:45,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:45,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:45,971 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:45,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:45,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:45,971 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:45,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:45,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:45,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:45,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:45,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:45,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:45,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:45,977 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:45,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:45,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:45,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:45,978 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:45,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:45,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:45,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:45,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:45,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:45,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:45,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:45,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:45,982 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 -> c7a0c8eb50b91b9ce67a973bf020b7622780879f [2019-11-27 16:25:46,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:46,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:46,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:46,513 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:46,514 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:46,515 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:25:46,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef22fa402/ee5ec0740f83460d838dd0b2e106d1ac/FLAG7c44bc09a [2019-11-27 16:25:47,516 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:47,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:25:47,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef22fa402/ee5ec0740f83460d838dd0b2e106d1ac/FLAG7c44bc09a [2019-11-27 16:25:47,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef22fa402/ee5ec0740f83460d838dd0b2e106d1ac [2019-11-27 16:25:47,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:47,669 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:47,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:47,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:47,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:47,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:47, skipping insertion in model container [2019-11-27 16:25:47,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:47" (1/1) ... [2019-11-27 16:25:47,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:47,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:48,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:48,849 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:49,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:49,507 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:49,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:49 WrapperNode [2019-11-27 16:25:49,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:49,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:49,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:49,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:49,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:49" (1/1) ... [2019-11-27 16:25:49,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:49" (1/1) ... [2019-11-27 16:25:49,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:49,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:49,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:49,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:49,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:49" (1/1) ... [2019-11-27 16:25:49,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:49" (1/1) ... [2019-11-27 16:25:49,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:49" (1/1) ... [2019-11-27 16:25:49,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:49" (1/1) ... [2019-11-27 16:25:49,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:49" (1/1) ... [2019-11-27 16:25:49,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:49" (1/1) ... [2019-11-27 16:25:49,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:49" (1/1) ... [2019-11-27 16:25:49,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:49,802 INFO L168 Benchmark]: Toolchain (without parser) took 2129.44 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 962.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:49,803 INFO L168 Benchmark]: CDTParser took 0.24 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 16:25:49,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1840.20 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 973.7 MB in the end (delta: -6.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:49,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.35 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 968.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:49,812 INFO L168 Benchmark]: Boogie Preprocessor took 146.48 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:49,820 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 1840.20 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 973.7 MB in the end (delta: -6.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.35 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 968.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 146.48 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.2 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 0.1.24-509859d [2019-11-27 16:25:52,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:52,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:52,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:52,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:52,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:52,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:52,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:52,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:52,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:52,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:52,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:52,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:52,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:52,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:52,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:52,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:52,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:52,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:52,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:52,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:52,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:52,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:52,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:52,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:52,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:52,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:52,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:52,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:52,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:52,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:52,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:52,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:52,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:52,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:52,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:52,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:52,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:52,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:52,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:52,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:52,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:25:52,699 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:52,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:52,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:52,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:52,711 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:52,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:52,712 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:52,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:52,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:52,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:52,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:52,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:52,714 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:25:52,714 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:25:52,715 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:52,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:52,715 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:52,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:52,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:52,717 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:52,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:52,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:52,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:52,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:52,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:52,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:52,719 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:25:52,719 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:25:52,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:52,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:25:52,723 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 -> c7a0c8eb50b91b9ce67a973bf020b7622780879f [2019-11-27 16:25:53,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:53,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:53,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:53,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:53,205 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:53,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:25:53,330 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c9c9c459/b22c637c50464ad9a4ce8a7aca2d4054/FLAG1e85fdb2c [2019-11-27 16:25:54,216 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:54,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:25:54,255 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c9c9c459/b22c637c50464ad9a4ce8a7aca2d4054/FLAG1e85fdb2c [2019-11-27 16:25:54,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c9c9c459/b22c637c50464ad9a4ce8a7aca2d4054 [2019-11-27 16:25:54,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:54,358 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:54,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:54,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:54,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:54,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:54" (1/1) ... [2019-11-27 16:25:54,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:54, skipping insertion in model container [2019-11-27 16:25:54,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:54" (1/1) ... [2019-11-27 16:25:54,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:54,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:55,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:55,618 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:56,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:56,406 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:56,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56 WrapperNode [2019-11-27 16:25:56,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:56,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:56,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:56,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:56,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:56,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:56,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:56,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:56,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:56,721 INFO L168 Benchmark]: Toolchain (without parser) took 2362.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.8 MB in the end (delta: 17.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:56,729 INFO L168 Benchmark]: CDTParser took 0.22 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 16:25:56,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2045.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:56,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.87 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:56,735 INFO L168 Benchmark]: Boogie Preprocessor took 155.82 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 943.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:56,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2045.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.87 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.82 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 943.8 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...