./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-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 985993c3b4019115ddec1a8d533a3cc2f31c781d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-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 985993c3b4019115ddec1a8d533a3cc2f31c781d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:21:37,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:21:37,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:21:37,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:21:37,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:21:37,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:21:37,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:21:37,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:21:37,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:21:37,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:21:37,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:21:37,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:21:37,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:21:37,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:21:37,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:21:37,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:21:37,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:21:37,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:21:37,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:21:37,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:21:37,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:21:37,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:21:37,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:21:37,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:21:37,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:21:37,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:21:37,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:21:37,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:21:37,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:21:37,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:21:37,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:21:37,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:21:37,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:21:37,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:21:37,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:21:37,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:21:37,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:21:37,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:21:37,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:21:37,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:21:37,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:21:37,617 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:21:37,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:21:37,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:21:37,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:21:37,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:21:37,668 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:21:37,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:21:37,668 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:21:37,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:21:37,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:21:37,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:21:37,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:21:37,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:21:37,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:21:37,676 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:21:37,677 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:21:37,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:21:37,677 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:21:37,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:21:37,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:21:37,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:21:37,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:21:37,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:21:37,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:21:37,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:21:37,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:21:37,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:21:37,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:21:37,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:21:37,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:21:37,684 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 -> 985993c3b4019115ddec1a8d533a3cc2f31c781d [2019-11-24 21:21:38,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:21:38,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:21:38,384 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:21:38,389 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:21:38,391 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:21:38,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-24 21:21:38,595 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3eec2ae84/6ac801bc011f48b9bf7843ce16622b9b/FLAG5d824a66c [2019-11-24 21:21:39,931 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:21:39,934 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-24 21:21:39,965 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3eec2ae84/6ac801bc011f48b9bf7843ce16622b9b/FLAG5d824a66c [2019-11-24 21:21:40,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3eec2ae84/6ac801bc011f48b9bf7843ce16622b9b [2019-11-24 21:21:40,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:21:40,021 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:21:40,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:21:40,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:21:40,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:21:40,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:21:40" (1/1) ... [2019-11-24 21:21:40,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:40, skipping insertion in model container [2019-11-24 21:21:40,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:21:40" (1/1) ... [2019-11-24 21:21:40,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:21:40,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:21:41,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:21:41,264 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:21:41,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:21:41,574 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:21:41,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:41 WrapperNode [2019-11-24 21:21:41,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:21:41,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:21:41,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:21:41,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:21:41,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:41" (1/1) ... [2019-11-24 21:21:41,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:41" (1/1) ... [2019-11-24 21:21:41,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:21:41,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:21:41,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:21:41,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:21:41,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:41" (1/1) ... [2019-11-24 21:21:41,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:41" (1/1) ... [2019-11-24 21:21:41,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:41" (1/1) ... [2019-11-24 21:21:41,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:41" (1/1) ... [2019-11-24 21:21:41,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:41" (1/1) ... [2019-11-24 21:21:41,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:41" (1/1) ... [2019-11-24 21:21:41,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:41" (1/1) ... [2019-11-24 21:21:41,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:21:41,881 INFO L168 Benchmark]: Toolchain (without parser) took 1842.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.2 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:21:41,882 INFO L168 Benchmark]: CDTParser took 2.82 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:21:41,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1556.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:41,887 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.45 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:21:41,892 INFO L168 Benchmark]: Boogie Preprocessor took 99.63 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:41,907 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 1556.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.45 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.63 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 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 0.1.24-32f2683 [2019-11-24 21:21:46,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:21:46,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:21:46,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:21:46,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:21:46,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:21:46,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:21:46,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:21:46,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:21:46,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:21:46,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:21:46,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:21:46,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:21:46,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:21:46,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:21:46,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:21:46,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:21:46,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:21:46,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:21:46,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:21:46,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:21:46,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:21:46,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:21:46,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:21:46,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:21:46,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:21:46,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:21:46,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:21:46,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:21:46,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:21:46,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:21:46,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:21:46,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:21:46,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:21:46,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:21:46,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:21:46,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:21:46,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:21:46,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:21:46,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:21:46,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:21:46,578 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:21:46,621 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:21:46,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:21:46,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:21:46,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:21:46,630 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:21:46,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:21:46,631 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:21:46,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:21:46,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:21:46,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:21:46,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:21:46,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:21:46,636 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:21:46,637 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:21:46,637 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:21:46,638 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:21:46,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:21:46,638 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:21:46,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:21:46,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:21:46,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:21:46,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:21:46,644 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:21:46,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:21:46,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:21:46,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:21:46,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:21:46,645 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:21:46,647 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:21:46,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:21:46,649 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:21:46,652 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 -> 985993c3b4019115ddec1a8d533a3cc2f31c781d [2019-11-24 21:21:47,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:21:47,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:21:47,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:21:47,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:21:47,323 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:21:47,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-24 21:21:47,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ee00cb4/cf4bc4f986734defb3017b73a6b97fe5/FLAG3d8445f29 [2019-11-24 21:21:48,868 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:21:48,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-24 21:21:48,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ee00cb4/cf4bc4f986734defb3017b73a6b97fe5/FLAG3d8445f29 [2019-11-24 21:21:48,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ee00cb4/cf4bc4f986734defb3017b73a6b97fe5 [2019-11-24 21:21:48,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:21:48,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:21:48,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:21:48,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:21:48,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:21:48,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:21:48" (1/1) ... [2019-11-24 21:21:48,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e49744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:48, skipping insertion in model container [2019-11-24 21:21:49,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:21:48" (1/1) ... [2019-11-24 21:21:49,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:21:49,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:21:50,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:21:50,142 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:21:50,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:21:50,458 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:21:50,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:50 WrapperNode [2019-11-24 21:21:50,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:21:50,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:21:50,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:21:50,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:21:50,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:50" (1/1) ... [2019-11-24 21:21:50,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:50" (1/1) ... [2019-11-24 21:21:50,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:21:50,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:21:50,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:21:50,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:21:50,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:50" (1/1) ... [2019-11-24 21:21:50,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:50" (1/1) ... [2019-11-24 21:21:50,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:50" (1/1) ... [2019-11-24 21:21:50,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:50" (1/1) ... [2019-11-24 21:21:50,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:50" (1/1) ... [2019-11-24 21:21:50,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:50" (1/1) ... [2019-11-24 21:21:50,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:21:50" (1/1) ... [2019-11-24 21:21:50,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:21:50,753 INFO L168 Benchmark]: Toolchain (without parser) took 1780.05 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 974.1 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:21:50,756 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:21:50,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1493.26 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 979.9 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:50,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.66 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:21:50,768 INFO L168 Benchmark]: Boogie Preprocessor took 102.71 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:21:50,775 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 1493.26 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 979.9 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.66 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.71 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 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...