./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.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 c878d4c6ffd1ff0965d17e614910488cd1ba3a61 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.2.ufo.BOUNDED-8.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 c878d4c6ffd1ff0965d17e614910488cd1ba3a61 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:14:14,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:14,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:14,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:14,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:14,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:14,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:14,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:14,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:14,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:14,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:14,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:14,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:14,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:14,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:14,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:14,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:14,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:14,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:14,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:14,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:14,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:14,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:14,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:14,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:14,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:14,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:14,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:14,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:14,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:14,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:14,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:14,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:14,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:14,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:14,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:14,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:14,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:14,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:14,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:14,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:14,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:14,542 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:14,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:14,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:14,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:14,552 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:14,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:14,553 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:14,553 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:14,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:14,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:14,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:14,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:14,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:14,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:14,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:14,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:14,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:14,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:14,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:14,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:14,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:14,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:14,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:14,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:14,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:14,566 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:14,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:14,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:14,568 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 -> c878d4c6ffd1ff0965d17e614910488cd1ba3a61 [2019-11-26 17:14:15,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:15,200 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:15,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:15,212 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:15,215 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:15,216 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-26 17:14:15,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afee8a1ae/06627e6bb09341a8b0cba09dd9ba65d0/FLAGd2048c08b [2019-11-26 17:14:16,487 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:16,498 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-26 17:14:16,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afee8a1ae/06627e6bb09341a8b0cba09dd9ba65d0/FLAGd2048c08b [2019-11-26 17:14:16,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afee8a1ae/06627e6bb09341a8b0cba09dd9ba65d0 [2019-11-26 17:14:16,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:16,592 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:16,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:16,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:16,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:16,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:16,618 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 26.11 05:14:16, skipping insertion in model container [2019-11-26 17:14:16,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:16,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:16,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:17,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:17,754 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:18,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:18,046 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:18,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18 WrapperNode [2019-11-26 17:14:18,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:18,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:18,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:18,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:18,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:18,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:18,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:18,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:18,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:18,401 INFO L168 Benchmark]: Toolchain (without parser) took 1802.54 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 966.8 MB in the end (delta: 586.0 kB). Peak memory consumption was 651.6 kB. Max. memory is 12.5 GB. [2019-11-26 17:14:18,405 INFO L168 Benchmark]: CDTParser took 1.59 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:18,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1455.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:18,411 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:18,418 INFO L168 Benchmark]: Boogie Preprocessor took 193.72 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 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. [2019-11-26 17:14:18,433 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 1455.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 146.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.72 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 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 0.1.24-025d5a2 [2019-11-26 17:14:22,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:22,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:22,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:22,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:22,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:22,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:22,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:22,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:22,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:22,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:22,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:22,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:22,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:22,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:22,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:22,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:22,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:22,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:22,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:22,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:22,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:22,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:22,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:22,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:22,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:22,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:22,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:22,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:22,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:22,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:22,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:22,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:22,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:22,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:22,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:22,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:22,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:22,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:22,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:22,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:22,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:22,546 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:22,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:22,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:22,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:22,553 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:22,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:22,556 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:22,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:22,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:22,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:22,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:22,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:22,559 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:22,559 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:22,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:22,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:22,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:22,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:22,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:22,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:22,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:22,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:22,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:22,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:22,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:22,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:22,568 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:22,568 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:22,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:22,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:22,573 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 -> c878d4c6ffd1ff0965d17e614910488cd1ba3a61 [2019-11-26 17:14:23,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:23,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:23,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:23,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:23,207 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:23,209 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-26 17:14:23,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3089803c/fa77ca165f26482dbadcb2d8fe228c24/FLAGd802b6bea [2019-11-26 17:14:24,636 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:24,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-26 17:14:24,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3089803c/fa77ca165f26482dbadcb2d8fe228c24/FLAGd802b6bea [2019-11-26 17:14:25,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3089803c/fa77ca165f26482dbadcb2d8fe228c24 [2019-11-26 17:14:25,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:25,103 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:25,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:25,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:25,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:25,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:25,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f95bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:25, skipping insertion in model container [2019-11-26 17:14:25,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:25" (1/1) ... [2019-11-26 17:14:25,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:25,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:26,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:26,317 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:26,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:26,679 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:26,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26 WrapperNode [2019-11-26 17:14:26,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:26,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:26,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:26,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:26,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:26,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:26,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:26,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:26,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:27,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:27,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:27,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:27,112 INFO L168 Benchmark]: Toolchain (without parser) took 2002.90 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 962.2 MB in the end (delta: -541.6 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:27,115 INFO L168 Benchmark]: CDTParser took 2.77 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:27,121 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1573.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.4 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:27,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.87 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:27,127 INFO L168 Benchmark]: Boogie Preprocessor took 227.70 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 962.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:27,142 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.77 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 1573.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.4 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.87 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.70 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 962.2 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...