./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.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 e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.2.ufo.UNBOUNDED.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 e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:06:35,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:35,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:35,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:35,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:35,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:35,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:35,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:35,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:35,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:35,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:35,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:35,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:35,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:35,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:35,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:35,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:35,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:35,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:35,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:35,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:35,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:35,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:35,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:35,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:35,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:35,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:35,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:35,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:35,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:35,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:35,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:35,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:35,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:35,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:35,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:35,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:35,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:35,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:35,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:35,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:35,354 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:35,382 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:35,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:35,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:35,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:35,388 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:35,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:35,388 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:35,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:35,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:35,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:35,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:35,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:35,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:35,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:35,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:35,394 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:35,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:35,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:35,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:35,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:35,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:35,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:35,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:35,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:35,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:35,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:35,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:35,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:35,398 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 -> e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e [2019-11-27 10:06:35,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:35,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:35,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:35,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:35,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:35,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:36,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0a28353e/b14974fe4e064b5c8b4a400a3b33adff/FLAG3614ba31b [2019-11-27 10:06:36,821 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:36,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:36,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0a28353e/b14974fe4e064b5c8b4a400a3b33adff/FLAG3614ba31b [2019-11-27 10:06:37,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0a28353e/b14974fe4e064b5c8b4a400a3b33adff [2019-11-27 10:06:37,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:37,056 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:37,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:37,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:37,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:37,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:37,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37, skipping insertion in model container [2019-11-27 10:06:37,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:37,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:37,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:37,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:37,775 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:37,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:37,946 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:37,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37 WrapperNode [2019-11-27 10:06:37,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:37,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:37,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:37,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:37,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:37,982 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:38,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:38,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:38,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:38,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:38,136 INFO L168 Benchmark]: Toolchain (without parser) took 1075.59 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 979.6 MB in the end (delta: -19.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:38,138 INFO L168 Benchmark]: CDTParser took 0.22 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 10:06:38,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 886.16 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 985.3 MB in the end (delta: -25.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:38,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.00 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:38,144 INFO L168 Benchmark]: Boogie Preprocessor took 76.83 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:38,154 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 886.16 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 985.3 MB in the end (delta: -25.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.00 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.83 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 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 10:06:40,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:40,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:40,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:40,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:40,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:40,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:40,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:40,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:40,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:40,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:40,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:40,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:40,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:40,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:40,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:40,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:40,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:40,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:41,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:41,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:41,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:41,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:41,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:41,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:41,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:41,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:41,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:41,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:41,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:41,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:41,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:41,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:41,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:41,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:41,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:41,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:41,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:41,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:41,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:41,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:41,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:41,070 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:41,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:41,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:41,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:41,076 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:41,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:41,076 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:41,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:41,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:41,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:41,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:41,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:41,079 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:41,080 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:41,080 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:41,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:41,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:41,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:41,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:41,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:41,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:41,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:41,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:41,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:41,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:41,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:41,087 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:41,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:41,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:41,088 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:41,089 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 -> e0c4c33b8ec4b00a0eb5cbfd884ea8a593cb582e [2019-11-27 10:06:41,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:41,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:41,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:41,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:41,591 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:41,592 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:41,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46bc55dde/bce53303772c4a899d2367269f9c3939/FLAGbe9a97164 [2019-11-27 10:06:42,500 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:42,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:42,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46bc55dde/bce53303772c4a899d2367269f9c3939/FLAGbe9a97164 [2019-11-27 10:06:42,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46bc55dde/bce53303772c4a899d2367269f9c3939 [2019-11-27 10:06:42,761 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:42,765 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:42,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:42,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:42,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:42,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:42, skipping insertion in model container [2019-11-27 10:06:42,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:42" (1/1) ... [2019-11-27 10:06:42,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:42,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:43,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:43,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:43,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:43,794 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:43,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43 WrapperNode [2019-11-27 10:06:43,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:43,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:43,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:43,804 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:43,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:43,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:43,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:43,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:43,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:43,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:43,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:43,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:43,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:43,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:43,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:43,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:43,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:43,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:44,001 INFO L168 Benchmark]: Toolchain (without parser) took 1228.88 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 972.9 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:44,002 INFO L168 Benchmark]: CDTParser took 1.59 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 10:06:44,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1034.57 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 978.6 MB in the end (delta: -18.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:44,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.50 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:44,008 INFO L168 Benchmark]: Boogie Preprocessor took 80.79 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:44,012 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 1034.57 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 978.6 MB in the end (delta: -18.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.50 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.79 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 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...