./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-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_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-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 6616c41f3c45c4d47b435ebc7a2d72fc6095d8c5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.2.ufo.BOUNDED-8.pals.c.v+nlh-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 6616c41f3c45c4d47b435ebc7a2d72fc6095d8c5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:25:09,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:09,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:09,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:09,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:09,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:09,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:09,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:09,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:09,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:09,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:09,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:09,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:09,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:09,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:09,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:09,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:09,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:09,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:09,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:09,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:09,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:09,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:09,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:09,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:09,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:09,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:09,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:09,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:09,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:09,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:09,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:09,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:09,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:09,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:09,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:09,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:09,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:09,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:09,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:09,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:09,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:09,483 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:09,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:09,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:09,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:09,491 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:09,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:09,492 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:09,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:09,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:09,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:09,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:09,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:09,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:09,498 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:09,498 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:09,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:09,499 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:09,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:09,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:09,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:09,502 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:09,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:09,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:09,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:09,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:09,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:09,506 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:09,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:09,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:09,507 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 -> 6616c41f3c45c4d47b435ebc7a2d72fc6095d8c5 [2019-11-24 21:25:10,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:10,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:10,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:10,155 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:10,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:10,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:25:10,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f91843e0/4ffa40abf23b4bcba84d7ef2313d9cce/FLAG1d8e2b92b [2019-11-24 21:25:11,597 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:11,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:25:11,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f91843e0/4ffa40abf23b4bcba84d7ef2313d9cce/FLAG1d8e2b92b [2019-11-24 21:25:12,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f91843e0/4ffa40abf23b4bcba84d7ef2313d9cce [2019-11-24 21:25:12,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:12,024 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:12,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:12,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:12,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:12,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:12, skipping insertion in model container [2019-11-24 21:25:12,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:12" (1/1) ... [2019-11-24 21:25:12,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:12,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:13,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:13,899 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:15,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:15,130 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:15,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:15 WrapperNode [2019-11-24 21:25:15,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:15,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:15,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:15,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:15,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:15" (1/1) ... [2019-11-24 21:25:15,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:15" (1/1) ... [2019-11-24 21:25:15,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:15,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:15,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:15,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:15,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:15" (1/1) ... [2019-11-24 21:25:15,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:15" (1/1) ... [2019-11-24 21:25:15,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:15" (1/1) ... [2019-11-24 21:25:15,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:15" (1/1) ... [2019-11-24 21:25:15,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:15" (1/1) ... [2019-11-24 21:25:15,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:15" (1/1) ... [2019-11-24 21:25:15,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:15" (1/1) ... [2019-11-24 21:25:15,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:15,675 INFO L168 Benchmark]: Toolchain (without parser) took 3648.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 944.3 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,681 INFO L168 Benchmark]: CDTParser took 0.86 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 21:25:15,683 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3105.69 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 961.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,685 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.18 ms. Allocated memory is still 1.0 GB. Free memory was 961.5 MB in the beginning and 955.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,688 INFO L168 Benchmark]: Boogie Preprocessor took 254.66 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 944.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,701 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 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 3105.69 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 961.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.18 ms. Allocated memory is still 1.0 GB. Free memory was 961.5 MB in the beginning and 955.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 254.66 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 944.3 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 0.1.24-32f2683 [2019-11-24 21:25:19,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:19,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:19,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:19,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:19,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:19,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:19,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:19,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:19,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:19,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:19,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:19,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:19,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:19,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:19,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:19,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:19,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:19,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:19,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:19,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:19,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:19,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:19,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:19,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:19,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:19,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:19,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:19,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:19,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:19,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:19,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:19,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:19,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:19,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:19,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:19,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:19,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:19,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:19,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:19,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:19,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:19,855 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:19,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:19,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:19,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:19,861 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:19,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:19,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:19,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:19,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:19,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:19,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:19,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:19,867 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:19,868 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:19,868 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:19,872 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:19,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:19,872 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:19,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:19,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:19,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:19,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:19,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:19,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:19,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:19,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:19,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:19,877 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:19,877 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:19,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:19,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:19,879 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 -> 6616c41f3c45c4d47b435ebc7a2d72fc6095d8c5 [2019-11-24 21:25:20,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:20,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:20,485 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:20,489 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:20,492 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:20,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:25:20,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ed4166ca/211dd38044394e898d550b559f4ebfb7/FLAG5936a273b [2019-11-24 21:25:21,971 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:21,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:25:22,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ed4166ca/211dd38044394e898d550b559f4ebfb7/FLAG5936a273b [2019-11-24 21:25:22,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ed4166ca/211dd38044394e898d550b559f4ebfb7 [2019-11-24 21:25:22,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:22,058 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:22,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:22,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:22,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:22,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a10f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22, skipping insertion in model container [2019-11-24 21:25:22,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:22,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:24,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:24,306 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:25,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:25,442 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:25,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25 WrapperNode [2019-11-24 21:25:25,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:25,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:25,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:25,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:25,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:25,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:25,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:25,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:25,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:25,983 INFO L168 Benchmark]: Toolchain (without parser) took 3921.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 914.8 MB in the end (delta: 46.9 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:25,984 INFO L168 Benchmark]: CDTParser took 2.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:25,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3385.91 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 931.9 MB in the end (delta: 29.7 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:25,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.15 ms. Allocated memory is still 1.0 GB. Free memory was 931.9 MB in the beginning and 920.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:25,994 INFO L168 Benchmark]: Boogie Preprocessor took 253.66 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 914.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:26,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.37 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 3385.91 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 931.9 MB in the end (delta: 29.7 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.15 ms. Allocated memory is still 1.0 GB. Free memory was 931.9 MB in the beginning and 920.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 253.66 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 914.8 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...