./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.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 a93e1176fe4582c89c0b888182734153cf0c43af ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_floodmax.3.ufo.UNBOUNDED.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 a93e1176fe4582c89c0b888182734153cf0c43af ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:23,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:23,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:23,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:23,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:23,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:23,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:24,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:24,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:24,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:24,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:24,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:24,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:24,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:24,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:24,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:24,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:24,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:24,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:24,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:24,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:24,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:24,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:24,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:24,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:24,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:24,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:24,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:24,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:24,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:24,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:24,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:24,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:24,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:24,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:24,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:24,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:24,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:24,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:24,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:24,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:24,129 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:24,169 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:24,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:24,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:24,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:24,176 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:24,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:24,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:24,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:24,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:24,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:24,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:24,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:24,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:24,184 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:24,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:24,186 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:24,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:24,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:24,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:24,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:24,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:24,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:24,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:24,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:24,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:24,192 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:24,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:24,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:24,193 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 -> a93e1176fe4582c89c0b888182734153cf0c43af [2019-11-26 17:16:24,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:24,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:24,826 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:24,828 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:24,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:24,835 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:25,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c910e05c8/4a9d73529b394e318acf9422e9499e99/FLAG6a6e2d6ca [2019-11-26 17:16:26,290 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:26,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:26,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c910e05c8/4a9d73529b394e318acf9422e9499e99/FLAG6a6e2d6ca [2019-11-26 17:16:26,376 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c910e05c8/4a9d73529b394e318acf9422e9499e99 [2019-11-26 17:16:26,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:26,384 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:26,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:26,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:26,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:26,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:26" (1/1) ... [2019-11-26 17:16:26,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:26, skipping insertion in model container [2019-11-26 17:16:26,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:26" (1/1) ... [2019-11-26 17:16:26,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:26,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:27,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:27,789 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:28,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:28,220 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:28,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28 WrapperNode [2019-11-26 17:16:28,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:28,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:28,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:28,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:28,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:28,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:28,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:28,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:28,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:28,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:28,589 INFO L168 Benchmark]: Toolchain (without parser) took 2195.28 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:28,590 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:28,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1832.99 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:28,601 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.27 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:28,604 INFO L168 Benchmark]: Boogie Preprocessor took 184.49 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:28,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 1832.99 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.27 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.49 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:32,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:32,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:32,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:32,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:32,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:32,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:32,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:32,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:32,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:32,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:32,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:32,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:32,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:32,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:32,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:32,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:32,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:32,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:32,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:32,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:32,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:32,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:32,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:32,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:32,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:32,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:32,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:32,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:32,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:32,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:32,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:32,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:32,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:32,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:32,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:32,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:32,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:32,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:32,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:32,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:32,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:32,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:32,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:32,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:32,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:32,889 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:32,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:32,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:32,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:32,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:32,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:32,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:32,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:32,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:32,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:32,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:32,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:32,897 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:32,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:32,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:32,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:32,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:32,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:32,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:32,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:32,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:32,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:32,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:32,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:32,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:32,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:32,904 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 -> a93e1176fe4582c89c0b888182734153cf0c43af [2019-11-26 17:16:33,425 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:33,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:33,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:33,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:33,469 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:33,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:33,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/679b5da2e/b6da5cb282834782bbb960b563b18ef0/FLAGf193044d7 [2019-11-26 17:16:34,889 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:34,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:34,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/679b5da2e/b6da5cb282834782bbb960b563b18ef0/FLAGf193044d7 [2019-11-26 17:16:34,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/679b5da2e/b6da5cb282834782bbb960b563b18ef0 [2019-11-26 17:16:34,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:34,978 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:34,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:34,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:34,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:34,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:35,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34, skipping insertion in model container [2019-11-26 17:16:35,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:35,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:35,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:36,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:36,520 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:37,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:37,049 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:37,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37 WrapperNode [2019-11-26 17:16:37,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:37,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:37,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:37,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:37,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:37,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:37,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:37,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:37,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:37,515 INFO L168 Benchmark]: Toolchain (without parser) took 2529.85 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 955.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:37,518 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:37,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2068.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:37,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 240.82 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:37,533 INFO L168 Benchmark]: Boogie Preprocessor took 197.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 955.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:37,543 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2068.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 240.82 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 955.4 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...