./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.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 c816a8d621232ad5c486a4ac0319f2f1c20e405d ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.ufo.UNBOUNDED.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 c816a8d621232ad5c486a4ac0319f2f1c20e405d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:27,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:27,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:27,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:27,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:27,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:27,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:27,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:27,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:27,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:27,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:27,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:27,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:27,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:27,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:27,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:27,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:27,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:27,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:27,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:27,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:27,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:27,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:27,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:27,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:27,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:27,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:27,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:27,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:27,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:27,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:27,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:27,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:27,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:27,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:27,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:27,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:27,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:27,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:27,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:27,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:27,339 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:27,379 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:27,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:27,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:27,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:27,386 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:27,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:27,389 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:27,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:27,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:27,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:27,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:27,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:27,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:27,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:27,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:27,396 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:27,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:27,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:27,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:27,397 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:27,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:27,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:27,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:27,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:27,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:27,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:27,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:27,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:27,403 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 -> c816a8d621232ad5c486a4ac0319f2f1c20e405d [2019-11-26 17:19:27,925 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:27,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:27,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:27,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:27,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:27,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:28,147 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d41ee961a/981636e858454e258828269e69daf804/FLAGd05e583f6 [2019-11-26 17:19:29,403 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:29,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:29,445 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d41ee961a/981636e858454e258828269e69daf804/FLAGd05e583f6 [2019-11-26 17:19:29,484 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d41ee961a/981636e858454e258828269e69daf804 [2019-11-26 17:19:29,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:29,495 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:29,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:29,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:29,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:29,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,521 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 26.11 05:19:29, skipping insertion in model container [2019-11-26 17:19:29,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:29,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:30,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:30,807 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:31,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:31,250 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:31,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31 WrapperNode [2019-11-26 17:19:31,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:31,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:31,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:31,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:31,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31" (1/1) ... [2019-11-26 17:19:31,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31" (1/1) ... [2019-11-26 17:19:31,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:31,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:31,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:31,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:31,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31" (1/1) ... [2019-11-26 17:19:31,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31" (1/1) ... [2019-11-26 17:19:31,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31" (1/1) ... [2019-11-26 17:19:31,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31" (1/1) ... [2019-11-26 17:19:31,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31" (1/1) ... [2019-11-26 17:19:31,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31" (1/1) ... [2019-11-26 17:19:31,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:31" (1/1) ... [2019-11-26 17:19:31,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:31,648 INFO L168 Benchmark]: Toolchain (without parser) took 2148.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:31,653 INFO L168 Benchmark]: CDTParser took 1.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:31,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1750.67 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 977.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:31,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.98 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. [2019-11-26 17:19:31,666 INFO L168 Benchmark]: Boogie Preprocessor took 193.62 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. [2019-11-26 17:19:31,680 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 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 1750.67 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 977.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 192.98 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 193.62 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 0.1.24-025d5a2 [2019-11-26 17:19:35,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:35,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:35,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:35,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:35,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:35,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:35,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:35,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:35,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:35,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:35,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:35,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:35,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:35,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:35,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:35,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:35,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:35,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:35,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:35,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:35,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:35,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:35,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:35,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:35,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:35,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:35,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:35,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:35,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:35,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:35,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:35,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:35,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:35,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:35,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:35,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:35,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:35,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:35,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:35,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:35,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:35,871 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:35,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:35,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:35,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:35,881 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:35,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:35,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:35,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:35,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:35,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:35,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:35,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:35,886 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:35,886 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:35,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:35,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:35,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:35,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:35,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:35,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:35,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:35,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:35,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:35,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:35,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:35,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:35,894 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:35,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:35,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:35,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:35,898 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 -> c816a8d621232ad5c486a4ac0319f2f1c20e405d [2019-11-26 17:19:36,420 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:36,450 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:36,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:36,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:36,464 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:36,466 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:36,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f414a5afe/ea265272522f47ae9585c080b2c7b1c0/FLAG6306038e7 [2019-11-26 17:19:37,889 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:37,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:37,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f414a5afe/ea265272522f47ae9585c080b2c7b1c0/FLAG6306038e7 [2019-11-26 17:19:37,961 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f414a5afe/ea265272522f47ae9585c080b2c7b1c0 [2019-11-26 17:19:37,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:37,974 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:37,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:37,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:37,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:37,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:37" (1/1) ... [2019-11-26 17:19:37,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:37, skipping insertion in model container [2019-11-26 17:19:37,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:37" (1/1) ... [2019-11-26 17:19:38,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:38,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:39,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:39,361 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:39,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:39,939 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:39,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39 WrapperNode [2019-11-26 17:19:39,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:39,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:39,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:39,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:39,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:40,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:40,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:40,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:40,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:40,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:40,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:40,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:40,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:40,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:40,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:40,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:40,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:39" (1/1) ... [2019-11-26 17:19:40,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:40,357 INFO L168 Benchmark]: Toolchain (without parser) took 2379.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:40,360 INFO L168 Benchmark]: CDTParser took 2.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:40,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1967.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 625.1 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:40,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:40,370 INFO L168 Benchmark]: Boogie Preprocessor took 180.26 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:40,379 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.71 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 1967.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 625.1 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 180.26 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 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...