./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.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.4.4.ufo.BOUNDED-8.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 53e2bd2426feb1fffe79bd26cabc4f74660957f6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.4.ufo.BOUNDED-8.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 53e2bd2426feb1fffe79bd26cabc4f74660957f6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:22:33,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:33,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:33,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:33,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:33,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:33,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:33,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:33,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:33,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:33,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:33,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:33,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:33,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:33,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:33,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:33,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:33,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:33,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:33,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:33,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:33,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:33,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:33,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:33,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:33,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:33,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:33,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:33,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:33,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:33,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:33,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:33,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:33,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:33,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:33,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:33,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:33,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:33,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:33,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:33,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:33,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:33,388 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:33,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:33,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:33,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:33,398 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:33,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:33,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:33,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:33,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:33,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:33,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:33,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:33,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:33,406 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:33,407 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:33,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:33,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:33,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:33,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:33,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:33,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:33,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:33,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:33,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:33,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:33,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:33,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:33,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:33,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:33,414 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 -> 53e2bd2426feb1fffe79bd26cabc4f74660957f6 [2019-11-24 21:22:34,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:34,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:34,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:34,047 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:34,051 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:34,052 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:34,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c862a95b0/c8d3478acc0744b4ae30654d8e6410eb/FLAG5d1bec225 [2019-11-24 21:22:35,440 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:35,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:35,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c862a95b0/c8d3478acc0744b4ae30654d8e6410eb/FLAG5d1bec225 [2019-11-24 21:22:35,526 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c862a95b0/c8d3478acc0744b4ae30654d8e6410eb [2019-11-24 21:22:35,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:35,536 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:35,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:35,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:35,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:35,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:35" (1/1) ... [2019-11-24 21:22:35,567 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 09:22:35, skipping insertion in model container [2019-11-24 21:22:35,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:35" (1/1) ... [2019-11-24 21:22:35,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:35,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:36,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:36,746 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:37,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:37,145 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:37,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37 WrapperNode [2019-11-24 21:22:37,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:37,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:37,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:37,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:37,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:37,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:37,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:37,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:37,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:37" (1/1) ... [2019-11-24 21:22:37,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:37,513 INFO L168 Benchmark]: Toolchain (without parser) took 1968.21 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 966.5 MB in the end (delta: 933.3 kB). Peak memory consumption was 998.9 kB. Max. memory is 12.5 GB. [2019-11-24 21:22:37,514 INFO L168 Benchmark]: CDTParser took 1.84 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 21:22:37,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1605.24 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 977.9 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:37,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.69 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:37,527 INFO L168 Benchmark]: Boogie Preprocessor took 178.62 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:37,543 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 1605.24 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 977.9 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.69 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.62 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 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 21:22:41,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:41,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:41,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:41,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:41,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:41,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:41,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:41,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:41,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:41,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:41,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:41,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:41,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:41,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:41,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:41,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:41,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:41,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:41,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:41,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:41,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:41,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:41,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:41,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:41,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:41,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:41,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:41,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:41,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:41,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:41,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:41,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:41,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:41,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:41,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:41,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:41,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:41,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:41,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:41,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:41,683 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:41,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:41,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:41,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:41,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:41,736 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:41,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:41,737 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:41,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:41,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:41,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:41,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:41,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:41,741 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:41,744 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:41,745 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:41,745 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:41,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:41,746 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:41,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:41,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:41,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:41,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:41,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:41,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:41,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:41,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:41,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:41,752 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:41,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:41,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:41,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:41,754 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 -> 53e2bd2426feb1fffe79bd26cabc4f74660957f6 [2019-11-24 21:22:42,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:42,371 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:42,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:42,384 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:42,389 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:42,391 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:42,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f81880e3f/549fab97e9b24f53be6a002d063205ea/FLAGc684c69da [2019-11-24 21:22:43,809 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:43,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-24 21:22:43,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f81880e3f/549fab97e9b24f53be6a002d063205ea/FLAGc684c69da [2019-11-24 21:22:43,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f81880e3f/549fab97e9b24f53be6a002d063205ea [2019-11-24 21:22:43,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:43,899 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:43,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:43,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:43,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:43,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:43,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:43, skipping insertion in model container [2019-11-24 21:22:43,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:43" (1/1) ... [2019-11-24 21:22:43,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:44,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:45,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:45,151 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:45,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:45,573 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:45,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:45 WrapperNode [2019-11-24 21:22:45,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:45,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:45,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:45,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:45,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:45" (1/1) ... [2019-11-24 21:22:45,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:45" (1/1) ... [2019-11-24 21:22:45,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:45,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:45,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:45,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:45,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:45" (1/1) ... [2019-11-24 21:22:45,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:45" (1/1) ... [2019-11-24 21:22:45,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:45" (1/1) ... [2019-11-24 21:22:45,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:45" (1/1) ... [2019-11-24 21:22:45,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:45" (1/1) ... [2019-11-24 21:22:45,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:45" (1/1) ... [2019-11-24 21:22:45,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:45" (1/1) ... [2019-11-24 21:22:45,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:45,995 INFO L168 Benchmark]: Toolchain (without parser) took 2095.89 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 961.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:46,001 INFO L168 Benchmark]: CDTParser took 1.06 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 21:22:46,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1677.96 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: 584.4 kB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:46,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.92 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:22:46,009 INFO L168 Benchmark]: Boogie Preprocessor took 203.82 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:46,020 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 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 1677.96 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: 584.4 kB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.92 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.82 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 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...