./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.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 a6d9dde110ecf777c2e37272a5e7c5a4738e2633 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.UNBOUNDED.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 a6d9dde110ecf777c2e37272a5e7c5a4738e2633 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:56,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:56,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:56,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:56,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:56,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:56,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:56,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:56,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:56,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:56,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:56,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:56,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:56,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:56,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:56,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:56,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:56,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:56,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:56,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:56,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:56,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:56,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:56,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:56,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:56,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:56,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:56,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:56,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:56,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:57,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:57,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:57,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:57,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:57,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:57,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:57,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:57,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:57,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:57,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:57,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:57,015 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:57,043 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:57,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:57,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:57,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:57,049 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:57,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:57,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:57,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:57,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:57,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:57,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:57,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:57,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:57,054 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:57,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:57,054 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:57,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:57,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:57,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:57,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:57,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:57,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:57,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:57,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:57,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:57,059 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:57,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:57,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:57,062 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 -> a6d9dde110ecf777c2e37272a5e7c5a4738e2633 [2019-11-27 10:01:57,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:57,739 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:57,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:57,750 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:57,754 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:57,755 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:57,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1c773f0e/478acf0a43364559af494b13af6418e6/FLAG8f0173a69 [2019-11-27 10:01:59,154 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:59,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:59,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1c773f0e/478acf0a43364559af494b13af6418e6/FLAG8f0173a69 [2019-11-27 10:01:59,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1c773f0e/478acf0a43364559af494b13af6418e6 [2019-11-27 10:01:59,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:59,255 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:59,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:59,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:59,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:59,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:59" (1/1) ... [2019-11-27 10:01:59,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:59, skipping insertion in model container [2019-11-27 10:01:59,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:59" (1/1) ... [2019-11-27 10:01:59,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:59,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:00,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:00,429 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:00,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:00,712 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:00,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:00 WrapperNode [2019-11-27 10:02:00,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:00,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:00,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:00,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:00,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:00" (1/1) ... [2019-11-27 10:02:00,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:00" (1/1) ... [2019-11-27 10:02:00,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:00,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:00,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:00,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:00,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:00" (1/1) ... [2019-11-27 10:02:00,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:00" (1/1) ... [2019-11-27 10:02:00,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:00" (1/1) ... [2019-11-27 10:02:00,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:00" (1/1) ... [2019-11-27 10:02:00,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:00" (1/1) ... [2019-11-27 10:02:01,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:00" (1/1) ... [2019-11-27 10:02:01,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:00" (1/1) ... [2019-11-27 10:02:01,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:01,088 INFO L168 Benchmark]: Toolchain (without parser) took 1824.03 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 962.5 MB in the end (delta: -783.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:01,090 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:01,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1452.19 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:01,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.68 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 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. [2019-11-27 10:02:01,103 INFO L168 Benchmark]: Boogie Preprocessor took 198.77 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. [2019-11-27 10:02:01,117 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1452.19 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.68 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 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 198.77 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-da95e15 [2019-11-27 10:02:05,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:05,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:05,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:05,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:05,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:05,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:05,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:05,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:05,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:05,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:05,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:05,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:05,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:05,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:05,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:05,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:05,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:05,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:05,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:05,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:05,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:05,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:05,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:05,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:05,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:05,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:05,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:05,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:05,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:05,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:05,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:05,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:05,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:05,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:05,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:05,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:05,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:05,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:05,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:05,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:05,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:05,279 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:05,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:05,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:05,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:05,286 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:05,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:05,289 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:05,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:05,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:05,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:05,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:05,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:05,294 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:05,294 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:05,295 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:05,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:05,295 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:05,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:05,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:05,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:05,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:05,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:05,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:05,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:05,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:05,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:05,302 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:05,302 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:05,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:05,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:05,304 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 -> a6d9dde110ecf777c2e37272a5e7c5a4738e2633 [2019-11-27 10:02:05,956 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:05,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:05,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:05,999 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:06,002 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:06,004 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:06,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9555859d8/3c6980dfbc1c4c06aab9e4cb0e4b9530/FLAG9f9c0ff7b [2019-11-27 10:02:07,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:07,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:07,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9555859d8/3c6980dfbc1c4c06aab9e4cb0e4b9530/FLAG9f9c0ff7b [2019-11-27 10:02:07,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9555859d8/3c6980dfbc1c4c06aab9e4cb0e4b9530 [2019-11-27 10:02:07,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:07,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:07,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:07,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:07,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:07,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34eb2bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:07, skipping insertion in model container [2019-11-27 10:02:07,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:07" (1/1) ... [2019-11-27 10:02:07,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:07,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:08,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:08,720 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:08,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:09,020 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:09,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:09 WrapperNode [2019-11-27 10:02:09,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:09,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:09,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:09,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:09,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:09" (1/1) ... [2019-11-27 10:02:09,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:09" (1/1) ... [2019-11-27 10:02:09,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:09,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:09,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:09,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:09,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:09" (1/1) ... [2019-11-27 10:02:09,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:09" (1/1) ... [2019-11-27 10:02:09,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:09" (1/1) ... [2019-11-27 10:02:09,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:09" (1/1) ... [2019-11-27 10:02:09,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:09" (1/1) ... [2019-11-27 10:02:09,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:09" (1/1) ... [2019-11-27 10:02:09,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:09" (1/1) ... [2019-11-27 10:02:09,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:09,443 INFO L168 Benchmark]: Toolchain (without parser) took 1906.69 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 962.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:09,448 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-27 10:02:09,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1486.01 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 968.4 MB in the end (delta: -965.0 kB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:09,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.97 ms. Allocated memory is still 1.0 GB. Free memory is still 968.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:09,454 INFO L168 Benchmark]: Boogie Preprocessor took 214.57 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:09,472 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1486.01 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 968.4 MB in the end (delta: -965.0 kB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 196.97 ms. Allocated memory is still 1.0 GB. Free memory is still 968.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.57 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.7 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...