./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.4.3.ufo.UNBOUNDED.pals.c.v+lhb-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 f06ed0ecd2106a42578736f0c8d9e521934fe984 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.3.ufo.UNBOUNDED.pals.c.v+lhb-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 f06ed0ecd2106a42578736f0c8d9e521934fe984 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:15,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:15,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:15,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:15,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:15,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:15,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:15,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:15,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:15,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:15,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:15,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:15,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:15,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:15,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:15,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:15,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:15,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:15,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:15,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:15,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:15,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:15,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:15,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:15,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:15,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:15,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:15,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:15,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:15,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:15,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:15,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:15,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:15,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:15,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:15,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:15,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:15,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:15,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:15,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:15,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:15,751 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:15,790 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:15,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:15,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:15,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:15,797 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:15,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:15,798 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:15,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:15,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:15,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:15,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:15,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:15,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:15,805 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:15,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:15,806 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:15,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:15,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:15,807 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:15,807 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:15,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:15,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:15,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:15,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:15,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:15,812 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:15,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:15,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:15,813 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 -> f06ed0ecd2106a42578736f0c8d9e521934fe984 [2019-11-27 10:04:16,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:16,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:16,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:16,384 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:16,385 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:16,386 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:16,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b14392f/3691edda26b54ee59ef1a9869288902d/FLAG5dd02b84c [2019-11-27 10:04:17,989 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:17,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:18,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b14392f/3691edda26b54ee59ef1a9869288902d/FLAG5dd02b84c [2019-11-27 10:04:18,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b14392f/3691edda26b54ee59ef1a9869288902d [2019-11-27 10:04:18,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:18,095 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:18,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:18,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:18,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:18,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:18,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18, skipping insertion in model container [2019-11-27 10:04:18,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:18,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:18,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:21,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:21,395 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:23,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:23,575 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:23,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23 WrapperNode [2019-11-27 10:04:23,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:23,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:23,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:23,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:23,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:23,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:23,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:23,848 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:23,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:24,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:24,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:24,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:24,094 INFO L168 Benchmark]: Toolchain (without parser) took 5994.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.0 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:24,098 INFO L168 Benchmark]: CDTParser took 1.41 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 10:04:24,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5479.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 943.9 MB in the end (delta: 12.0 MB). Peak memory consumption was 39.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:24,102 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.36 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 932.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:24,108 INFO L168 Benchmark]: Boogie Preprocessor took 238.69 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 921.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:24,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 5479.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 943.9 MB in the end (delta: 12.0 MB). Peak memory consumption was 39.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.36 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 932.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 238.69 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 921.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:28,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:28,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:28,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:28,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:28,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:28,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:28,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:28,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:28,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:28,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:28,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:28,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:28,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:28,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:28,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:28,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:28,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:28,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:28,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:28,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:28,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:28,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:28,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:28,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:28,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:28,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:28,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:28,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:28,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:28,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:28,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:28,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:28,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:28,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:28,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:28,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:28,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:28,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:28,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:28,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:28,235 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:28,273 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:28,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:28,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:28,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:28,281 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:28,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:28,282 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:28,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:28,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:28,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:28,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:28,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:28,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:28,288 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:28,290 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:28,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:28,290 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:28,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:28,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:28,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:28,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:28,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:28,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:28,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:28,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:28,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:28,296 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:28,297 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:28,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:28,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:28,300 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 -> f06ed0ecd2106a42578736f0c8d9e521934fe984 [2019-11-27 10:04:28,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:28,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:28,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:28,909 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:28,912 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:28,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:29,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce547caf4/fe5639b74fe1444ab7891a6862e6f1ce/FLAG9be31a52f [2019-11-27 10:04:30,533 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:30,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:30,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce547caf4/fe5639b74fe1444ab7891a6862e6f1ce/FLAG9be31a52f [2019-11-27 10:04:30,628 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce547caf4/fe5639b74fe1444ab7891a6862e6f1ce [2019-11-27 10:04:30,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:30,642 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:30,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:30,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:30,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:30,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:30, skipping insertion in model container [2019-11-27 10:04:30,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:30" (1/1) ... [2019-11-27 10:04:30,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:30,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:34,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:34,050 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:36,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:36,282 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:36,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:36 WrapperNode [2019-11-27 10:04:36,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:36,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:36,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:36,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:36,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:36" (1/1) ... [2019-11-27 10:04:36,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:36" (1/1) ... [2019-11-27 10:04:36,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:36,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:36,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:36,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:36,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:36" (1/1) ... [2019-11-27 10:04:36,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:36" (1/1) ... [2019-11-27 10:04:36,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:36" (1/1) ... [2019-11-27 10:04:36,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:36" (1/1) ... [2019-11-27 10:04:36,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:36" (1/1) ... [2019-11-27 10:04:36,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:36" (1/1) ... [2019-11-27 10:04:36,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:36" (1/1) ... [2019-11-27 10:04:36,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:36,901 INFO L168 Benchmark]: Toolchain (without parser) took 6254.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 869.7 MB in the end (delta: 87.7 MB). Peak memory consumption was 87.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:36,902 INFO L168 Benchmark]: CDTParser took 2.98 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 10:04:36,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5641.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 892.6 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:36,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 314.46 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:36,912 INFO L168 Benchmark]: Boogie Preprocessor took 290.45 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 869.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:36,922 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 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 5641.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 892.6 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 314.46 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 290.45 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 869.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...