./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.4.1.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 87a342443e42eea996f3156c2e33adc2cae64113 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.1.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 87a342443e42eea996f3156c2e33adc2cae64113 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:02,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:02,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:02,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:02,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:02,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:02,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:02,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:02,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:02,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:02,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:02,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:02,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:02,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:02,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:02,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:02,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:02,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:02,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:02,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:02,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:02,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:02,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:02,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:02,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:02,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:02,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:02,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:02,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:02,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:02,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:02,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:02,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:02,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:02,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:02,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:02,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:02,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:02,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:02,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:02,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:02,659 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:02,696 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:02,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:02,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:02,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:02,703 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:02,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:02,703 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:02,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:02,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:02,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:02,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:02,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:02,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:02,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:02,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:02,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:02,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:02,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:02,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:02,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:02,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:02,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:02,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:02,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:02,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:02,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:02,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:02,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:02,718 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 -> 87a342443e42eea996f3156c2e33adc2cae64113 [2019-11-25 23:09:03,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:03,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:03,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:03,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:03,336 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:03,337 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:09:03,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b5cf7bd/6da735a27bdd40d1887f5d1ed454c708/FLAG5963dec3f [2019-11-25 23:09:04,704 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:04,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:09:04,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b5cf7bd/6da735a27bdd40d1887f5d1ed454c708/FLAG5963dec3f [2019-11-25 23:09:05,208 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b5cf7bd/6da735a27bdd40d1887f5d1ed454c708 [2019-11-25 23:09:05,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:05,220 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:05,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:05,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:05,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:05,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:05" (1/1) ... [2019-11-25 23:09:05,244 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 25.11 11:09:05, skipping insertion in model container [2019-11-25 23:09:05,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:05" (1/1) ... [2019-11-25 23:09:05,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:05,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:06,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:06,489 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:06,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:06,852 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:06,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06 WrapperNode [2019-11-25 23:09:06,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:06,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:06,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:06,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:06,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:06,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:07,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:07,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:07,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:07,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:07,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:07,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:07,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:07,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:07,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:07,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:07,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:07,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:07,234 INFO L168 Benchmark]: Toolchain (without parser) took 2008.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.1 MB in the end (delta: -7.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:07,236 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-25 23:09:07,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1630.43 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. [2019-11-25 23:09:07,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.94 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:07,248 INFO L168 Benchmark]: Boogie Preprocessor took 176.18 ms. Allocated memory is still 1.0 GB. Free memory is still 973.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:07,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1630.43 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 192.94 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.18 ms. Allocated memory is still 1.0 GB. Free memory is still 973.1 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 0.1.24-65d6cd2 [2019-11-25 23:09:11,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:11,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:11,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:11,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:11,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:11,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:11,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:11,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:11,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:11,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:11,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:11,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:11,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:11,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:11,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:11,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:11,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:11,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:11,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:11,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:11,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:11,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:11,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:11,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:11,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:11,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:11,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:11,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:11,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:11,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:11,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:11,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:11,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:11,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:11,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:11,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:11,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:11,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:11,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:11,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:11,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:11,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:11,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:11,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:11,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:11,378 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:11,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:11,379 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:11,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:11,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:11,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:11,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:11,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:11,384 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:11,385 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:11,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:11,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:11,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:11,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:11,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:11,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:11,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:11,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:11,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:11,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:11,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:11,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:11,395 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:11,395 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:11,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:11,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:11,398 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 -> 87a342443e42eea996f3156c2e33adc2cae64113 [2019-11-25 23:09:11,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:11,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:11,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:11,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:11,986 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:11,988 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:09:12,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4e36b7b2/4288286f7a2b4a0eb93d6197f1637a47/FLAG0f11eb47c [2019-11-25 23:09:13,275 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:13,282 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:09:13,316 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4e36b7b2/4288286f7a2b4a0eb93d6197f1637a47/FLAG0f11eb47c [2019-11-25 23:09:13,764 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4e36b7b2/4288286f7a2b4a0eb93d6197f1637a47 [2019-11-25 23:09:13,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:13,778 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:13,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:13,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:13,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:13,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:13, skipping insertion in model container [2019-11-25 23:09:13,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:13" (1/1) ... [2019-11-25 23:09:13,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:13,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:15,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:15,145 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:15,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:15,566 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:15,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:15 WrapperNode [2019-11-25 23:09:15,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:15,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:15,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:15,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:15,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:15" (1/1) ... [2019-11-25 23:09:15,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:15" (1/1) ... [2019-11-25 23:09:15,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:15,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:15,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:15,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:15,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:15" (1/1) ... [2019-11-25 23:09:15,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:15" (1/1) ... [2019-11-25 23:09:15,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:15" (1/1) ... [2019-11-25 23:09:15,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:15" (1/1) ... [2019-11-25 23:09:15,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:15" (1/1) ... [2019-11-25 23:09:15,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:15" (1/1) ... [2019-11-25 23:09:15,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:15" (1/1) ... [2019-11-25 23:09:15,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:15,992 INFO L168 Benchmark]: Toolchain (without parser) took 2208.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 967.6 MB in the end (delta: -7.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:15,995 INFO L168 Benchmark]: CDTParser took 2.52 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. [2019-11-25 23:09:15,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1786.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.3 MB in the end (delta: -13.1 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:15,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.19 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 967.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:16,003 INFO L168 Benchmark]: Boogie Preprocessor took 207.52 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:16,015 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 1786.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.3 MB in the end (delta: -13.1 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.19 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 967.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 207.52 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 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...