./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-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.4.4.ufo.BOUNDED-8.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 53e2bd2426feb1fffe79bd26cabc4f74660957f6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.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 53e2bd2426feb1fffe79bd26cabc4f74660957f6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:04:15,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:15,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:15,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:15,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:15,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:15,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:15,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:15,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:15,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:15,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:15,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:15,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:15,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:15,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:15,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:15,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:15,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:15,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:15,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:15,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:16,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:16,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:16,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:16,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:16,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:16,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:16,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:16,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:16,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:16,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:16,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:16,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:16,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:16,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:16,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:16,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:16,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:16,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:16,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:16,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:16,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:16,095 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:16,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:16,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:16,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:16,104 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:16,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:16,107 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:16,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:16,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:16,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:16,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:16,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:16,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:16,113 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:16,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:16,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:16,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:16,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:16,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:16,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:16,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:16,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:16,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:16,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:16,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:16,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:16,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:16,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:16,121 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 -> 53e2bd2426feb1fffe79bd26cabc4f74660957f6 [2019-11-27 10:04:16,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:16,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:16,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:16,678 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:16,679 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:16,683 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:04:16,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10dd4c3da/0ee3631864fd4092905f67f39de8e3b8/FLAG5846bb7ff [2019-11-27 10:04:18,029 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:18,033 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:04:18,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10dd4c3da/0ee3631864fd4092905f67f39de8e3b8/FLAG5846bb7ff [2019-11-27 10:04:18,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10dd4c3da/0ee3631864fd4092905f67f39de8e3b8 [2019-11-27 10:04:18,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:18,492 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:18,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:18,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:18,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:18,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:18,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f 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 10:04:18,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:18,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:18,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:19,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:19,678 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:20,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:20,034 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:20,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20 WrapperNode [2019-11-27 10:04:20,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:20,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:20,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:20,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:20,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:20,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:20,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:20,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:20,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:20,400 INFO L168 Benchmark]: Toolchain (without parser) took 1907.07 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:20,402 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:20,411 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1541.45 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:20,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:20,416 INFO L168 Benchmark]: Boogie Preprocessor took 171.89 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:20,431 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1541.45 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.89 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:24,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:24,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:24,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:24,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:24,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:24,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:24,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:24,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:24,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:24,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:24,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:24,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:24,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:24,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:24,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:24,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:24,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:24,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:24,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:24,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:24,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:24,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:24,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:24,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:24,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:24,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:24,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:24,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:24,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:24,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:24,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:24,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:24,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:24,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:24,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:24,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:24,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:24,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:24,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:24,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:24,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:24,579 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:24,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:24,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:24,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:24,586 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:24,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:24,588 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:24,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:24,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:24,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:24,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:24,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:24,594 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:24,594 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:24,595 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:24,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:24,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:24,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:24,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:24,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:24,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:24,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:24,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:24,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:24,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:24,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:24,601 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:24,604 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:24,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:24,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:24,606 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 -> 53e2bd2426feb1fffe79bd26cabc4f74660957f6 [2019-11-27 10:04:25,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:25,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:25,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:25,188 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:25,188 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:25,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:04:25,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef87af46/37f757b355a14da88a55562cd960c218/FLAGe3d7f22a7 [2019-11-27 10:04:26,547 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:26,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:04:26,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef87af46/37f757b355a14da88a55562cd960c218/FLAGe3d7f22a7 [2019-11-27 10:04:27,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef87af46/37f757b355a14da88a55562cd960c218 [2019-11-27 10:04:27,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:27,064 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:27,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:27,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:27,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:27,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,094 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 27.11 10:04:27, skipping insertion in model container [2019-11-27 10:04:27,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:27,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:28,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:28,485 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:28,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:28,902 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:28,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28 WrapperNode [2019-11-27 10:04:28,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:28,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:28,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:28,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:28,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:28,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:29,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:29,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:29,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:29,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:29,319 INFO L168 Benchmark]: Toolchain (without parser) took 2243.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 962.0 MB in the end (delta: -3.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:29,320 INFO L168 Benchmark]: CDTParser took 1.69 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 10:04:29,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1827.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 973.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:29,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.12 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:29,330 INFO L168 Benchmark]: Boogie Preprocessor took 195.24 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:29,344 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 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 1827.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 973.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.12 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.24 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.0 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...