./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa19815b8e1e173f7acd2668377ece4a488cee73 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa19815b8e1e173f7acd2668377ece4a488cee73 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:51,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:51,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:51,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:51,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:51,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:51,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:51,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:51,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:51,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:51,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:51,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:51,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:51,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:51,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:51,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:51,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:51,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:51,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:51,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:51,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:51,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:51,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:51,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:51,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:51,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:51,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:51,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:51,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:51,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:51,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:51,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:51,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:51,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:51,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:51,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:51,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:51,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:51,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:51,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:51,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:51,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:51,439 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:51,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:51,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:51,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:51,447 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:51,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:51,447 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:51,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:51,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:51,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:51,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:51,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:51,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:51,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:51,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:51,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:51,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:51,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:51,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:51,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:51,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:51,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:51,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:51,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:51,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:51,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:51,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:51,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:51,455 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 -> aa19815b8e1e173f7acd2668377ece4a488cee73 [2019-11-27 10:06:51,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:51,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:51,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:51,952 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:51,952 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:51,953 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:06:52,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d055b259b/e976d88de23040959af74b1239ad84d9/FLAG065376a47 [2019-11-27 10:06:53,036 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:53,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:06:53,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d055b259b/e976d88de23040959af74b1239ad84d9/FLAG065376a47 [2019-11-27 10:06:53,581 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d055b259b/e976d88de23040959af74b1239ad84d9 [2019-11-27 10:06:53,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:53,585 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:53,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:53,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:53,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:53,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:53" (1/1) ... [2019-11-27 10:06:53,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:53, skipping insertion in model container [2019-11-27 10:06:53,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:53" (1/1) ... [2019-11-27 10:06:53,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:53,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:55,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:55,944 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:57,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:57,273 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:57,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57 WrapperNode [2019-11-27 10:06:57,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:57,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:57,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:57,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:57,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:57,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:57,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:57,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:57,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:57" (1/1) ... [2019-11-27 10:06:57,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:57,643 INFO L168 Benchmark]: Toolchain (without parser) took 4052.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 913.7 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:57,643 INFO L168 Benchmark]: CDTParser took 2.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:57,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3682.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 936.6 MB in the end (delta: 17.9 MB). Peak memory consumption was 45.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:57,648 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.66 ms. Allocated memory is still 1.0 GB. Free memory was 936.6 MB in the beginning and 925.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:57,652 INFO L168 Benchmark]: Boogie Preprocessor took 173.78 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 913.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:57,660 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 3682.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 936.6 MB in the end (delta: 17.9 MB). Peak memory consumption was 45.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.66 ms. Allocated memory is still 1.0 GB. Free memory was 936.6 MB in the beginning and 925.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.78 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 913.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:07:00,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:00,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:00,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:00,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:00,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:00,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:00,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:00,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:00,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:00,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:00,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:00,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:00,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:00,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:00,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:00,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:00,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:00,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:00,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:00,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:00,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:00,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:00,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:00,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:00,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:00,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:00,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:00,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:00,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:00,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:00,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:00,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:00,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:00,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:00,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:00,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:00,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:00,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:00,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:00,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:00,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:00,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:00,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:00,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:00,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:00,570 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:00,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:00,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:00,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:00,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:00,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:00,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:00,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:00,575 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:00,575 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:00,576 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:00,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:00,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:00,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:00,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:00,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:00,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:00,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:00,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:00,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:00,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:00,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:00,580 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:00,580 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:00,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:00,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:00,584 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 -> aa19815b8e1e173f7acd2668377ece4a488cee73 [2019-11-27 10:07:01,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:01,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:01,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:01,066 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:01,069 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:01,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:07:01,179 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/731ccf1da/c20e6fbf57554424a57651d69e8ef86a/FLAG622c611f0 [2019-11-27 10:07:02,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:02,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:07:02,244 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/731ccf1da/c20e6fbf57554424a57651d69e8ef86a/FLAG622c611f0 [2019-11-27 10:07:02,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/731ccf1da/c20e6fbf57554424a57651d69e8ef86a [2019-11-27 10:07:02,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:02,720 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:02,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:02,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:02,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:02,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:02,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02, skipping insertion in model container [2019-11-27 10:07:02,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:02,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:02,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:05,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:05,394 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:06,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:07,006 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:07,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07 WrapperNode [2019-11-27 10:07:07,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:07,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:07,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:07,013 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:07,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:07,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:07,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:07,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:07,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:07" (1/1) ... [2019-11-27 10:07:07,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:07,437 INFO L168 Benchmark]: Toolchain (without parser) took 4712.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 863.8 MB in the end (delta: 90.7 MB). Peak memory consumption was 90.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:07,438 INFO L168 Benchmark]: CDTParser took 3.47 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 10:07:07,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4284.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.8 MB in the end (delta: 67.7 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:07,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.44 ms. Allocated memory is still 1.0 GB. Free memory was 886.8 MB in the beginning and 875.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:07,445 INFO L168 Benchmark]: Boogie Preprocessor took 199.13 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 863.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:07,452 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.47 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 4284.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.8 MB in the end (delta: 67.7 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.44 ms. Allocated memory is still 1.0 GB. Free memory was 886.8 MB in the beginning and 875.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.13 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 863.8 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...