./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.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 e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.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 e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:24:51,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:51,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:51,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:51,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:51,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:51,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:51,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:51,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:51,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:51,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:51,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:51,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:51,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:51,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:51,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:51,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:51,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:51,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:51,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:51,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:51,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:51,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:51,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:51,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:51,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:51,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:51,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:51,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:51,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:51,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:51,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:51,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:51,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:51,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:51,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:51,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:51,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:51,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:51,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:51,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:51,598 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:24:51,648 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:51,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:51,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:51,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:51,662 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:51,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:51,663 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:51,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:24:51,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:51,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:51,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:51,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:51,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:51,666 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:51,671 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:51,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:51,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:51,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:51,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:51,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:51,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:51,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:51,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:51,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:51,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:51,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:51,676 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:24:51,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:24:51,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:51,681 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 -> e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e [2019-11-24 21:24:52,206 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:52,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:52,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:52,246 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:52,248 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:52,251 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:24:52,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79fca4923/d1497cd5d90b4130a9cbe9b3f4774d62/FLAG1284a7f7d [2019-11-24 21:24:53,526 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:53,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:24:53,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79fca4923/d1497cd5d90b4130a9cbe9b3f4774d62/FLAG1284a7f7d [2019-11-24 21:24:53,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79fca4923/d1497cd5d90b4130a9cbe9b3f4774d62 [2019-11-24 21:24:53,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:53,607 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:53,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:53,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:53,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:53,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:53" (1/1) ... [2019-11-24 21:24:53,640 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 09:24:53, skipping insertion in model container [2019-11-24 21:24:53,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:53" (1/1) ... [2019-11-24 21:24:53,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:53,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:54,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:54,673 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:54,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:54,916 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:54,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:54 WrapperNode [2019-11-24 21:24:54,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:54,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:54,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:54,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:54,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:54" (1/1) ... [2019-11-24 21:24:54,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:54" (1/1) ... [2019-11-24 21:24:55,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:55,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:55,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:55,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:55,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:54" (1/1) ... [2019-11-24 21:24:55,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:54" (1/1) ... [2019-11-24 21:24:55,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:54" (1/1) ... [2019-11-24 21:24:55,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:54" (1/1) ... [2019-11-24 21:24:55,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:54" (1/1) ... [2019-11-24 21:24:55,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:54" (1/1) ... [2019-11-24 21:24:55,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:54" (1/1) ... [2019-11-24 21:24:55,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:55,186 INFO L168 Benchmark]: Toolchain (without parser) took 1574.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 977.9 MB in the end (delta: -17.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:55,187 INFO L168 Benchmark]: CDTParser took 1.02 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 21:24:55,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1299.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.6 MB in the end (delta: -23.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:55,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.05 ms. Allocated memory is still 1.0 GB. Free memory is still 983.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:55,195 INFO L168 Benchmark]: Boogie Preprocessor took 118.64 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:55,206 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 1299.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.6 MB in the end (delta: -23.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.05 ms. Allocated memory is still 1.0 GB. Free memory is still 983.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.64 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:24:59,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:59,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:59,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:59,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:59,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:59,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:59,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:59,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:59,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:59,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:59,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:59,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:59,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:59,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:59,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:59,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:59,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:59,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:59,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:59,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:59,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:59,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:59,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:59,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:59,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:59,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:59,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:59,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:59,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:59,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:59,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:59,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:59,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:59,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:59,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:59,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:59,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:59,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:59,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:59,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:59,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:24:59,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:59,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:59,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:59,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:59,434 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:59,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:59,437 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:59,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:59,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:59,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:59,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:59,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:59,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:59,443 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:24:59,443 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:24:59,445 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:59,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:59,445 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:59,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:59,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:59,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:59,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:59,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:59,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:59,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:59,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:59,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:59,452 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:24:59,454 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:24:59,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:59,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:24:59,459 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 -> e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e [2019-11-24 21:25:00,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:00,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:00,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:00,165 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:00,169 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:00,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:25:00,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef05c28e1/7c1ccde22d0848c3a1dce391c08a1633/FLAGfba4bf7a1 [2019-11-24 21:25:01,554 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:01,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-24 21:25:01,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef05c28e1/7c1ccde22d0848c3a1dce391c08a1633/FLAGfba4bf7a1 [2019-11-24 21:25:01,628 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef05c28e1/7c1ccde22d0848c3a1dce391c08a1633 [2019-11-24 21:25:01,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:01,641 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:01,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:01,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:01,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:01,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:01,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:01, skipping insertion in model container [2019-11-24 21:25:01,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:01" (1/1) ... [2019-11-24 21:25:01,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:01,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:02,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:02,798 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:03,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:03,113 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:03,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:03 WrapperNode [2019-11-24 21:25:03,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:03,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:03,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:03,132 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:03,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:03" (1/1) ... [2019-11-24 21:25:03,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:03" (1/1) ... [2019-11-24 21:25:03,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:03,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:03,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:03,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:03,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:03" (1/1) ... [2019-11-24 21:25:03,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:03" (1/1) ... [2019-11-24 21:25:03,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:03" (1/1) ... [2019-11-24 21:25:03,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:03" (1/1) ... [2019-11-24 21:25:03,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:03" (1/1) ... [2019-11-24 21:25:03,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:03" (1/1) ... [2019-11-24 21:25:03,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:03" (1/1) ... [2019-11-24 21:25:03,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:03,486 INFO L168 Benchmark]: Toolchain (without parser) took 1838.26 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:03,489 INFO L168 Benchmark]: CDTParser took 0.33 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 21:25:03,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1479.28 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:03,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.88 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:03,498 INFO L168 Benchmark]: Boogie Preprocessor took 144.72 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:03,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1479.28 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.88 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 144.72 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...