./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.4.1.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 a6305c31ba336579318ccc3770722924fa6a5aa6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.1.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 a6305c31ba336579318ccc3770722924fa6a5aa6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:09,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:09,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:09,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:09,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:09,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:09,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:09,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:09,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:09,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:09,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:09,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:09,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:09,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:09,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:09,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:09,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:09,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:09,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:09,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:09,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:09,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:09,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:09,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:09,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:09,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:09,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:09,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:09,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:09,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:09,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:09,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:09,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:09,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:09,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:09,924 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:09,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:09,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:09,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:09,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:09,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:09,933 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:09,973 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:09,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:09,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:09,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:09,981 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:09,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:09,982 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:09,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:09,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:09,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:09,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:09,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:09,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:09,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:09,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:09,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:09,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:09,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:09,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:09,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:09,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:09,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:09,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:09,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:09,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:09,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:09,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:09,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:09,997 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 -> a6305c31ba336579318ccc3770722924fa6a5aa6 [2019-11-26 17:19:10,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:10,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:10,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:10,592 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:10,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:10,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:10,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/620d2a757/9b0ad5ba40e6414dbd0c3858b55826d9/FLAG2917743d7 [2019-11-26 17:19:11,844 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:11,848 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:11,880 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/620d2a757/9b0ad5ba40e6414dbd0c3858b55826d9/FLAG2917743d7 [2019-11-26 17:19:11,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/620d2a757/9b0ad5ba40e6414dbd0c3858b55826d9 [2019-11-26 17:19:11,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:11,930 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:11,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:11,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:11,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:11,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:11, skipping insertion in model container [2019-11-26 17:19:11,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:11" (1/1) ... [2019-11-26 17:19:11,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:12,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:13,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:13,225 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:13,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:13,846 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:13,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13 WrapperNode [2019-11-26 17:19:13,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:13,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:13,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:13,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:13,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:13,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:14,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:14,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:14,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:14,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:14,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:14,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:14,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:14,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:14,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:14,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:14,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:14,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:14,280 INFO L168 Benchmark]: Toolchain (without parser) took 2345.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 960.7 MB in the end (delta: -480.4 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:14,283 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-26 17:19:14,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1916.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.2 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:14,288 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.90 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:14,291 INFO L168 Benchmark]: Boogie Preprocessor took 188.03 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:14,305 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1916.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.2 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.90 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.03 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:18,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:18,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:18,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:18,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:18,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:18,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:18,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:18,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:18,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:18,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:18,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:18,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:18,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:18,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:18,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:18,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:18,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:18,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:18,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:18,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:18,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:18,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:18,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:18,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:18,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:18,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:18,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:18,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:18,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:18,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:18,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:18,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:18,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:18,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:18,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:18,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:18,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:18,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:18,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:18,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:18,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:18,467 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:18,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:18,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:18,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:18,473 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:18,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:18,474 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:18,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:18,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:18,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:18,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:18,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:18,478 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:18,481 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:18,481 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:18,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:18,482 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:18,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:18,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:18,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:18,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:18,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:18,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:18,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:18,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:18,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:18,487 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:18,488 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:18,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:18,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:18,492 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 -> a6305c31ba336579318ccc3770722924fa6a5aa6 [2019-11-26 17:19:19,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:19,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:19,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:19,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:19,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:19,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:19,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0afeff7fc/52ecc1d07ebd49009d7f2bae34de25dc/FLAG8d5f5a0d0 [2019-11-26 17:19:20,499 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:20,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:20,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0afeff7fc/52ecc1d07ebd49009d7f2bae34de25dc/FLAG8d5f5a0d0 [2019-11-26 17:19:20,572 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0afeff7fc/52ecc1d07ebd49009d7f2bae34de25dc [2019-11-26 17:19:20,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:20,587 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:20,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:20,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:20,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:20,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:20" (1/1) ... [2019-11-26 17:19:20,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:20, skipping insertion in model container [2019-11-26 17:19:20,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:20" (1/1) ... [2019-11-26 17:19:20,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:20,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:21,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:21,972 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:22,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:22,389 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:22,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:22 WrapperNode [2019-11-26 17:19:22,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:22,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:22,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:22,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:22,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:22" (1/1) ... [2019-11-26 17:19:22,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:22" (1/1) ... [2019-11-26 17:19:22,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:22,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:22,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:22,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:22,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:22" (1/1) ... [2019-11-26 17:19:22,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:22" (1/1) ... [2019-11-26 17:19:22,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:22" (1/1) ... [2019-11-26 17:19:22,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:22" (1/1) ... [2019-11-26 17:19:22,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:22" (1/1) ... [2019-11-26 17:19:22,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:22" (1/1) ... [2019-11-26 17:19:22,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:22" (1/1) ... [2019-11-26 17:19:22,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:22,890 INFO L168 Benchmark]: Toolchain (without parser) took 2300.12 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 961.1 MB in the end (delta: 614.7 kB). Peak memory consumption was 680.2 kB. Max. memory is 12.5 GB. [2019-11-26 17:19:22,897 INFO L168 Benchmark]: CDTParser took 3.03 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. [2019-11-26 17:19:22,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1811.19 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:22,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 265.71 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:22,906 INFO L168 Benchmark]: Boogie Preprocessor took 211.85 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:22,917 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.03 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 1811.19 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 265.71 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.85 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...