./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-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 b52ba50151ad7a37f8521a89690caa0ef7feac8c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.3.ufo.BOUNDED-6.pals.c.v+nlh-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 b52ba50151ad7a37f8521a89690caa0ef7feac8c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:24:53,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:53,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:53,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:53,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:53,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:53,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:53,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:53,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:53,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:53,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:53,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:53,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:53,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:53,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:53,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:53,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:53,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:53,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:53,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:53,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:53,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:53,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:53,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:53,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:53,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:53,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:53,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:53,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:53,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:53,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:53,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:53,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:53,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:53,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:53,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:53,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:53,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:53,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:53,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:53,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:53,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:24:54,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:54,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:54,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:54,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:54,030 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:54,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:54,030 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:54,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:24:54,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:54,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:54,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:54,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:54,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:54,035 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:54,038 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:54,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:54,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:54,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:54,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:54,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:54,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:54,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:54,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:54,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:54,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:54,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:54,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:24:54,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:24:54,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:54,046 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 -> b52ba50151ad7a37f8521a89690caa0ef7feac8c [2019-11-24 21:24:54,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:54,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:54,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:54,683 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:54,688 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:54,690 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:24:54,853 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4d57fe69/eec393efe34c4b5e8b9654f1555a3ccb/FLAG1986d7cda [2019-11-24 21:24:56,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:56,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:24:56,182 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4d57fe69/eec393efe34c4b5e8b9654f1555a3ccb/FLAG1986d7cda [2019-11-24 21:24:56,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4d57fe69/eec393efe34c4b5e8b9654f1555a3ccb [2019-11-24 21:24:56,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:56,234 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:56,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:56,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:56,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:56,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:56" (1/1) ... [2019-11-24 21:24:56,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:56, skipping insertion in model container [2019-11-24 21:24:56,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:56" (1/1) ... [2019-11-24 21:24:56,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:56,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:57,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:57,776 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:58,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:58,608 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:58,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58 WrapperNode [2019-11-24 21:24:58,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:58,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:58,616 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:58,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:58,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:58,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:58,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:58,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:58,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:58,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:58,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:58,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:58,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:58,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:58,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:59,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:59,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:58" (1/1) ... [2019-11-24 21:24:59,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:59,056 INFO L168 Benchmark]: Toolchain (without parser) took 2814.95 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 960.9 MB in the end (delta: 810.8 kB). Peak memory consumption was 876.4 kB. Max. memory is 12.5 GB. [2019-11-24 21:24:59,060 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:59,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2375.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:59,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 240.83 ms. Allocated memory is still 1.0 GB. Free memory is still 966.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:59,067 INFO L168 Benchmark]: Boogie Preprocessor took 189.62 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:59,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 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 2375.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 240.83 ms. Allocated memory is still 1.0 GB. Free memory is still 966.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.62 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:03,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:03,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:03,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:03,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:03,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:03,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:03,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:03,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:03,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:03,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:03,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:03,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:03,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:03,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:03,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:03,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:03,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:03,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:03,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:03,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:03,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:03,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:03,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:03,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:03,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:03,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:03,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:03,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:03,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:03,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:03,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:03,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:03,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:03,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:03,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:03,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:03,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:03,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:03,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:03,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:03,598 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:03,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:03,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:03,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:03,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:03,665 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:03,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:03,666 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:03,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:03,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:03,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:03,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:03,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:03,667 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:03,670 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:03,672 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:03,672 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:03,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:03,673 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:03,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:03,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:03,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:03,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:03,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:03,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:03,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:03,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:03,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:03,679 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:03,680 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:03,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:03,683 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:03,683 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 -> b52ba50151ad7a37f8521a89690caa0ef7feac8c [2019-11-24 21:25:04,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:04,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:04,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:04,317 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:04,320 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:04,321 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:25:04,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/972ecbe9d/b59f219e40334cffadc847a3e0f84c38/FLAG6af239ccd [2019-11-24 21:25:05,806 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:05,812 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-24 21:25:05,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/972ecbe9d/b59f219e40334cffadc847a3e0f84c38/FLAG6af239ccd [2019-11-24 21:25:05,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/972ecbe9d/b59f219e40334cffadc847a3e0f84c38 [2019-11-24 21:25:05,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:05,908 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:05,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:05,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:05,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:05,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:05" (1/1) ... [2019-11-24 21:25:05,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:05, skipping insertion in model container [2019-11-24 21:25:05,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:05" (1/1) ... [2019-11-24 21:25:05,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:06,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:07,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:07,462 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:08,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:08,382 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:08,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:08 WrapperNode [2019-11-24 21:25:08,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:08,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:08,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:08,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:08,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:08" (1/1) ... [2019-11-24 21:25:08,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:08" (1/1) ... [2019-11-24 21:25:08,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:08,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:08,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:08,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:08,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:08" (1/1) ... [2019-11-24 21:25:08,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:08" (1/1) ... [2019-11-24 21:25:08,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:08" (1/1) ... [2019-11-24 21:25:08,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:08" (1/1) ... [2019-11-24 21:25:08,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:08" (1/1) ... [2019-11-24 21:25:08,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:08" (1/1) ... [2019-11-24 21:25:08,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:08" (1/1) ... [2019-11-24 21:25:08,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:08,869 INFO L168 Benchmark]: Toolchain (without parser) took 2952.38 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 949.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:08,870 INFO L168 Benchmark]: CDTParser took 1.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:08,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2471.19 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 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:08,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 251.68 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:25:08,879 INFO L168 Benchmark]: Boogie Preprocessor took 217.01 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:08,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 2471.19 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 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 251.68 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.01 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.4 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...