./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.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 6be834d6f3bdc35a586bd7557928fe71e3549aa1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.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 6be834d6f3bdc35a586bd7557928fe71e3549aa1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:08,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:08,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:08,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:08,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:08,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:08,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:08,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:08,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:08,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:08,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:08,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:08,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:08,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:08,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:08,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:08,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:08,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:08,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:08,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:08,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:08,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:08,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:08,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:08,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:08,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:08,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:08,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:08,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:08,983 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:08,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:08,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:08,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:08,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:08,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:08,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:08,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:09,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:09,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:09,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:09,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:09,007 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:09,071 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:09,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:09,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:09,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:09,082 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:09,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:09,085 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:09,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:09,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:09,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:09,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:09,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:09,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:09,092 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:09,093 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:09,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:09,095 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:09,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:09,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:09,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:09,102 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:09,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:09,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:09,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:09,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:09,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:09,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:09,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:09,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:09,107 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 -> 6be834d6f3bdc35a586bd7557928fe71e3549aa1 [2019-11-24 21:25:09,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:09,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:09,780 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:09,781 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:09,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:09,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:25:09,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bebfa45cc/4636e68a7a6b497987ea7107d7b37107/FLAGc24291cea [2019-11-24 21:25:11,296 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:11,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:25:11,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bebfa45cc/4636e68a7a6b497987ea7107d7b37107/FLAGc24291cea [2019-11-24 21:25:11,683 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bebfa45cc/4636e68a7a6b497987ea7107d7b37107 [2019-11-24 21:25:11,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:11,696 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:11,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:11,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:11,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:11,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:11" (1/1) ... [2019-11-24 21:25:11,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:11, skipping insertion in model container [2019-11-24 21:25:11,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:11" (1/1) ... [2019-11-24 21:25:11,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:11,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:13,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:13,824 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:14,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:14,746 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:14,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14 WrapperNode [2019-11-24 21:25:14,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:14,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:14,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:14,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:14,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:14,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:15,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:15,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:15,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:15,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:14" (1/1) ... [2019-11-24 21:25:15,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:15,262 INFO L168 Benchmark]: Toolchain (without parser) took 3560.15 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 938.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,264 INFO L168 Benchmark]: CDTParser took 3.06 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:15,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3044.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.7 MB in the end (delta: -1.2 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.7 MB in the beginning and 944.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,275 INFO L168 Benchmark]: Boogie Preprocessor took 245.91 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 938.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:15,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.06 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 3044.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.7 MB in the end (delta: -1.2 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 258.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.7 MB in the beginning and 944.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.91 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 938.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:19,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:19,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:19,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:19,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:19,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:19,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:19,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:19,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:19,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:19,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:19,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:19,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:19,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:19,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:19,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:19,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:19,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:19,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:19,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:19,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:19,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:19,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:19,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:19,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:19,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:19,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:19,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:19,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:19,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:19,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:19,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:19,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:19,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:19,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:19,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:19,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:19,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:19,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:19,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:19,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:19,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:19,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:19,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:19,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:19,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:19,438 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:19,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:19,442 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:19,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:19,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:19,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:19,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:19,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:19,445 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:19,445 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:19,446 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:19,446 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:19,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:19,448 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:19,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:19,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:19,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:19,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:19,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:19,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:19,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:19,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:19,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:19,455 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:19,455 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:19,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:19,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:19,458 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 -> 6be834d6f3bdc35a586bd7557928fe71e3549aa1 [2019-11-24 21:25:20,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:20,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:20,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:20,104 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:20,107 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:20,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:25:20,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab9b23f65/ba79802cd8bd437ea8141dc116180c0b/FLAG3b987f6d7 [2019-11-24 21:25:21,633 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:21,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:25:21,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab9b23f65/ba79802cd8bd437ea8141dc116180c0b/FLAG3b987f6d7 [2019-11-24 21:25:21,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab9b23f65/ba79802cd8bd437ea8141dc116180c0b [2019-11-24 21:25:21,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:21,964 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:21,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:21,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:21,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:21,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:21,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:21, skipping insertion in model container [2019-11-24 21:25:21,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:21" (1/1) ... [2019-11-24 21:25:22,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:22,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:24,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:24,360 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:25,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:25,534 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:25,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25 WrapperNode [2019-11-24 21:25:25,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:25,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:25,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:25,544 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:25,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:25,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:25,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:25,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:25,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:25,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:26,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:26,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:26,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:25" (1/1) ... [2019-11-24 21:25:26,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:26,153 INFO L168 Benchmark]: Toolchain (without parser) took 4183.62 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 909.9 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:26,154 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:26,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3569.05 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 927.1 MB in the end (delta: 28.8 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:26,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.77 ms. Allocated memory is still 1.0 GB. Free memory was 927.1 MB in the beginning and 921.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:26,163 INFO L168 Benchmark]: Boogie Preprocessor took 312.12 ms. Allocated memory is still 1.0 GB. Free memory was 921.4 MB in the beginning and 909.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:26,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 3569.05 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 927.1 MB in the end (delta: 28.8 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 289.77 ms. Allocated memory is still 1.0 GB. Free memory was 927.1 MB in the beginning and 921.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 312.12 ms. Allocated memory is still 1.0 GB. Free memory was 921.4 MB in the beginning and 909.9 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...