./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.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/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6d9dde110ecf777c2e37272a5e7c5a4738e2633 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6d9dde110ecf777c2e37272a5e7c5a4738e2633 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:23:47,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:47,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:47,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:47,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:47,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:47,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:47,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:47,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:47,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:47,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:47,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:47,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:47,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:47,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:47,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:47,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:47,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:47,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:47,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:47,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:47,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:47,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:47,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:47,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:47,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:47,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:47,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:47,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:47,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:47,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:47,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:47,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:47,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:47,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:47,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:47,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:47,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:47,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:47,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:47,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:47,538 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:47,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:47,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:47,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:47,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:47,583 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:47,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:47,586 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:47,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:47,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:47,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:47,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:47,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:47,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:47,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:47,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:47,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:47,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:47,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:47,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:47,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:47,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:47,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:47,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:47,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:47,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:47,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:47,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:47,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:47,600 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 -> a6d9dde110ecf777c2e37272a5e7c5a4738e2633 [2019-11-27 16:23:48,268 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:48,300 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:48,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:48,311 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:48,312 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:48,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:48,479 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6efab9cd4/4823d3b2c89149fc915de28764446c60/FLAG5224c893d [2019-11-27 16:23:49,747 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:49,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:49,792 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6efab9cd4/4823d3b2c89149fc915de28764446c60/FLAG5224c893d [2019-11-27 16:23:49,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6efab9cd4/4823d3b2c89149fc915de28764446c60 [2019-11-27 16:23:49,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:49,843 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:49,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:49,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:49,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:49,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:49,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:49, skipping insertion in model container [2019-11-27 16:23:49,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:49" (1/1) ... [2019-11-27 16:23:49,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:50,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:51,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:51,036 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:51,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:51,331 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:51,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:51 WrapperNode [2019-11-27 16:23:51,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:51,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:51,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:51,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:51,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:51" (1/1) ... [2019-11-27 16:23:51,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:51" (1/1) ... [2019-11-27 16:23:51,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:51,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:51,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:51,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:51,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:51" (1/1) ... [2019-11-27 16:23:51,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:51" (1/1) ... [2019-11-27 16:23:51,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:51" (1/1) ... [2019-11-27 16:23:51,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:51" (1/1) ... [2019-11-27 16:23:51,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:51" (1/1) ... [2019-11-27 16:23:51,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:51" (1/1) ... [2019-11-27 16:23:51,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:51" (1/1) ... [2019-11-27 16:23:51,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:51,728 INFO L168 Benchmark]: Toolchain (without parser) took 1881.63 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:51,734 INFO L168 Benchmark]: CDTParser took 0.39 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 16:23:51,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1486.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:51,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.44 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:51,746 INFO L168 Benchmark]: Boogie Preprocessor took 204.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:51,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1486.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.44 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:55,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:55,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:55,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:55,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:55,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:55,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:55,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:55,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:55,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:55,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:55,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:55,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:55,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:55,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:55,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:55,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:55,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:55,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:55,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:55,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:55,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:55,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:55,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:55,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:55,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:55,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:55,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:55,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:55,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:55,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:55,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:55,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:55,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:55,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:55,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:55,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:55,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:55,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:55,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:55,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:55,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:55,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:55,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:55,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:55,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:55,851 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:55,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:55,853 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:55,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:55,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:55,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:55,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:55,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:55,858 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:55,859 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:55,859 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:55,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:55,860 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:55,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:55,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:55,861 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:55,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:55,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:55,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:55,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:55,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:55,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:55,866 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:55,866 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:55,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:55,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:55,868 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 -> a6d9dde110ecf777c2e37272a5e7c5a4738e2633 [2019-11-27 16:23:56,416 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:56,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:56,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:56,459 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:56,460 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:56,462 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:56,621 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc25ba048/ce8e211e72f84832a98111bd1eb38552/FLAGc973c2527 [2019-11-27 16:23:57,909 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:57,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:57,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc25ba048/ce8e211e72f84832a98111bd1eb38552/FLAGc973c2527 [2019-11-27 16:23:57,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc25ba048/ce8e211e72f84832a98111bd1eb38552 [2019-11-27 16:23:58,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:58,004 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:58,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:58,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:58,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:58,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:57" (1/1) ... [2019-11-27 16:23:58,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:58, skipping insertion in model container [2019-11-27 16:23:58,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:57" (1/1) ... [2019-11-27 16:23:58,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:58,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:59,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:59,258 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:59,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:59,591 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:59,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:59 WrapperNode [2019-11-27 16:23:59,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:59,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:59,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:59,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:59,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:59" (1/1) ... [2019-11-27 16:23:59,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:59" (1/1) ... [2019-11-27 16:23:59,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:59,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:59,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:59,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:59,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:59" (1/1) ... [2019-11-27 16:23:59,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:59" (1/1) ... [2019-11-27 16:23:59,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:59" (1/1) ... [2019-11-27 16:23:59,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:59" (1/1) ... [2019-11-27 16:23:59,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:59" (1/1) ... [2019-11-27 16:23:59,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:59" (1/1) ... [2019-11-27 16:23:59,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:59" (1/1) ... [2019-11-27 16:23:59,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:24:00,001 INFO L168 Benchmark]: Toolchain (without parser) took 1990.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.2 MB in the end (delta: 470.5 kB). Peak memory consumption was 536.0 kB. Max. memory is 12.5 GB. [2019-11-27 16:24:00,008 INFO L168 Benchmark]: CDTParser took 1.62 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 16:24:00,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1587.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:00,013 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.97 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:24:00,017 INFO L168 Benchmark]: Boogie Preprocessor took 209.26 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:00,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 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 1587.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.97 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.26 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...