./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.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/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.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 dfe0168a28636a83ac3cfa931fbb23f21479dadd ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.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 dfe0168a28636a83ac3cfa931fbb23f21479dadd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:14:16,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:16,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:16,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:16,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:16,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:16,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:16,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:16,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:16,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:16,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:16,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:16,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:16,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:16,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:16,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:16,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:16,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:16,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:16,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:16,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:16,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:16,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:16,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:16,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:16,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:16,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:16,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:16,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:16,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:16,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:16,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:16,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:16,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:16,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:16,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:16,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:16,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:16,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:16,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:16,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:16,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:16,924 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:16,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:16,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:16,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:16,932 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:16,932 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:16,933 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:16,933 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:16,933 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:16,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:16,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:16,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:16,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:16,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:16,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:16,941 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:16,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:16,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:16,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:16,942 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:16,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:16,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:16,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:16,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:16,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:16,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:16,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:16,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:16,948 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 -> dfe0168a28636a83ac3cfa931fbb23f21479dadd [2019-11-26 17:14:17,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:17,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:17,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:17,622 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:17,622 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:17,623 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-26 17:14:17,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307edf80a/23852fd5b9934ae2a915bf71b82ae152/FLAGed686e1fd [2019-11-26 17:14:18,989 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:18,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-26 17:14:19,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307edf80a/23852fd5b9934ae2a915bf71b82ae152/FLAGed686e1fd [2019-11-26 17:14:19,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307edf80a/23852fd5b9934ae2a915bf71b82ae152 [2019-11-26 17:14:19,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:19,061 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:19,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:19,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:19,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:19,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:19" (1/1) ... [2019-11-26 17:14:19,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:19, skipping insertion in model container [2019-11-26 17:14:19,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:19" (1/1) ... [2019-11-26 17:14:19,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:19,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:20,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:20,207 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:20,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:20,482 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:20,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20 WrapperNode [2019-11-26 17:14:20,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:20,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:20,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:20,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:20,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:20,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:20,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:20,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:20,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:20" (1/1) ... [2019-11-26 17:14:20,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:20,886 INFO L168 Benchmark]: Toolchain (without parser) took 1812.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:20,887 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:20,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1414.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:20,892 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.71 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:20,895 INFO L168 Benchmark]: Boogie Preprocessor took 200.49 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:20,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1414.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.71 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.49 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 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 0.1.24-025d5a2 [2019-11-26 17:14:24,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:24,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:24,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:24,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:24,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:24,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:24,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:24,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:24,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:24,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:24,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:24,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:24,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:24,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:24,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:24,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:24,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:24,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:24,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:25,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:25,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:25,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:25,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:25,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:25,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:25,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:25,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:25,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:25,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:25,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:25,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:25,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:25,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:25,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:25,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:25,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:25,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:25,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:25,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:25,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:25,066 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:25,105 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:25,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:25,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:25,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:25,112 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:25,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:25,115 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:25,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:25,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:25,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:25,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:25,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:25,118 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:25,120 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:25,121 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:25,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:25,121 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:25,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:25,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:25,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:25,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:25,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:25,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:25,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:25,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:25,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:25,129 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:25,129 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:25,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:25,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:25,132 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 -> dfe0168a28636a83ac3cfa931fbb23f21479dadd [2019-11-26 17:14:25,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:25,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:25,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:25,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:25,742 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:25,744 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-26 17:14:25,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/670f542a1/ee620608c97f48f596e4ebf77e7733fa/FLAG08c1b35a6 [2019-11-26 17:14:27,160 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:27,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-26 17:14:27,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/670f542a1/ee620608c97f48f596e4ebf77e7733fa/FLAG08c1b35a6 [2019-11-26 17:14:27,239 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/670f542a1/ee620608c97f48f596e4ebf77e7733fa [2019-11-26 17:14:27,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:27,253 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:27,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:27,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:27,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:27,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:27,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:27, skipping insertion in model container [2019-11-26 17:14:27,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:27" (1/1) ... [2019-11-26 17:14:27,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:27,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:28,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:28,448 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:28,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:28,776 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:28,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28 WrapperNode [2019-11-26 17:14:28,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:28,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:28,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:28,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:28,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:28,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:28,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:28,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:28,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:28,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:28,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:28,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:29,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:29,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:29,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:29,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:29,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:28" (1/1) ... [2019-11-26 17:14:29,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:29,186 INFO L168 Benchmark]: Toolchain (without parser) took 1922.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.9 MB in the end (delta: 472.3 kB). Peak memory consumption was 537.8 kB. Max. memory is 12.5 GB. [2019-11-26 17:14:29,187 INFO L168 Benchmark]: CDTParser took 1.07 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:29,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1521.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:29,192 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.25 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:29,195 INFO L168 Benchmark]: Boogie Preprocessor took 197.61 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:29,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1521.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.25 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.61 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 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...