./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.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 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 ................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.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 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:26:06,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:06,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:06,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:06,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:06,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:06,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:06,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:06,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:06,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:06,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:06,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:06,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:06,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:06,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:06,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:06,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:06,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:06,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:06,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:06,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:06,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:06,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:06,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:06,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:06,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:06,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:06,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:06,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:06,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:06,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:06,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:06,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:06,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:06,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:06,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:06,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:06,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:06,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:06,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:06,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:06,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:06,931 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:06,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:06,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:06,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:06,938 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:06,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:06,939 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:06,939 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:06,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:06,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:06,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:06,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:06,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:06,945 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:06,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:06,945 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:06,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:06,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:06,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:06,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:06,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:06,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:06,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:06,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:06,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:06,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:06,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:06,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:06,953 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 -> 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 [2019-11-27 16:26:07,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:07,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:07,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:07,595 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:07,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:07,599 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:07,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5ce8b8a7/15d4376826f24901871f636c71a9e8a0/FLAGf3bbc23d7 [2019-11-27 16:26:08,931 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:08,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:08,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5ce8b8a7/15d4376826f24901871f636c71a9e8a0/FLAGf3bbc23d7 [2019-11-27 16:26:09,452 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5ce8b8a7/15d4376826f24901871f636c71a9e8a0 [2019-11-27 16:26:09,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:09,467 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:09,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:09,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:09,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:09,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:09" (1/1) ... [2019-11-27 16:26:09,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6192955e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:09, skipping insertion in model container [2019-11-27 16:26:09,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:09" (1/1) ... [2019-11-27 16:26:09,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:09,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:10,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:10,837 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:11,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:11,180 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:11,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11 WrapperNode [2019-11-27 16:26:11,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:11,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:11,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:11,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:11,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:11,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:11,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:11,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:11,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:11" (1/1) ... [2019-11-27 16:26:11,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:11,540 INFO L168 Benchmark]: Toolchain (without parser) took 2062.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.0 MB in the end (delta: -7.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:11,541 INFO L168 Benchmark]: CDTParser took 0.46 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 16:26:11,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1712.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.8 MB in the end (delta: -12.8 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:11,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.55 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:11,550 INFO L168 Benchmark]: Boogie Preprocessor took 174.74 ms. Allocated memory is still 1.0 GB. Free memory is still 973.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:11,563 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1712.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.8 MB in the end (delta: -12.8 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.55 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.74 ms. Allocated memory is still 1.0 GB. Free memory is still 973.0 MB. There was no memory consumed. 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 0.1.24-509859d [2019-11-27 16:26:15,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:15,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:15,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:15,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:15,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:15,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:15,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:15,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:15,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:15,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:15,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:15,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:15,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:15,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:15,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:15,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:15,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:15,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:15,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:15,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:15,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:15,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:15,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:15,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:15,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:15,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:15,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:15,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:15,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:15,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:15,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:15,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:15,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:15,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:15,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:15,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:15,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:15,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:15,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:15,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:15,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:15,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:15,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:15,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:15,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:15,584 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:15,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:15,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:15,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:15,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:15,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:15,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:15,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:15,591 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:15,591 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:15,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:15,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:15,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:15,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:15,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:15,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:15,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:15,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:15,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:15,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:15,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:15,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:15,600 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:15,600 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:15,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:15,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:15,602 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 -> 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 [2019-11-27 16:26:16,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:16,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:16,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:16,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:16,186 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:16,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:16,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3968cce2/bdf00974dafd441e95614fb714cebe87/FLAG117bc4b2f [2019-11-27 16:26:17,508 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:17,514 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:26:17,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3968cce2/bdf00974dafd441e95614fb714cebe87/FLAG117bc4b2f [2019-11-27 16:26:17,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3968cce2/bdf00974dafd441e95614fb714cebe87 [2019-11-27 16:26:17,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:17,599 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:17,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:17,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:17,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:17,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:17" (1/1) ... [2019-11-27 16:26:17,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:17, skipping insertion in model container [2019-11-27 16:26:17,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:17" (1/1) ... [2019-11-27 16:26:17,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:17,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:19,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:19,051 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:19,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:19,512 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:19,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:19 WrapperNode [2019-11-27 16:26:19,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:19,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:19,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:19,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:19,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:19" (1/1) ... [2019-11-27 16:26:19,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:19" (1/1) ... [2019-11-27 16:26:19,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:19,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:19,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:19,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:19,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:19" (1/1) ... [2019-11-27 16:26:19,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:19" (1/1) ... [2019-11-27 16:26:19,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:19" (1/1) ... [2019-11-27 16:26:19,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:19" (1/1) ... [2019-11-27 16:26:19,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:19" (1/1) ... [2019-11-27 16:26:19,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:19" (1/1) ... [2019-11-27 16:26:19,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:19" (1/1) ... [2019-11-27 16:26:19,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:19,963 INFO L168 Benchmark]: Toolchain (without parser) took 2353.44 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 956.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:19,964 INFO L168 Benchmark]: CDTParser took 0.41 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 16:26:19,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1909.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.5 MB in the end (delta: -817.2 kB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:19,971 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.31 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:19,972 INFO L168 Benchmark]: Boogie Preprocessor took 205.06 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:19,982 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1909.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.5 MB in the end (delta: -817.2 kB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.31 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.06 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 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...