./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+lhb-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_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+lhb-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 fef797869629baeab71501766a266914d4cdd4df ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.4.ufo.BOUNDED-6.pals.c.v+lhb-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 fef797869629baeab71501766a266914d4cdd4df .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:03:56,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:56,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:56,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:56,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:56,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:56,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:56,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:56,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:56,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:56,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:56,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:56,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:56,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:56,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:56,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:56,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:56,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:56,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:56,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:56,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:56,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:56,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:56,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:56,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:56,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:56,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:56,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:56,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:56,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:56,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:56,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:56,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:56,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:56,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:56,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:56,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:56,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:56,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:56,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:56,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:56,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:03:56,272 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:56,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:56,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:56,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:56,279 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:56,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:56,281 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:56,281 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:03:56,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:56,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:56,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:56,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:56,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:56,286 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:56,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:56,287 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:56,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:56,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:56,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:56,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:56,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:56,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:56,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:56,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:56,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:56,292 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:03:56,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:03:56,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:56,294 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 -> fef797869629baeab71501766a266914d4cdd4df [2019-11-27 10:03:56,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:56,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:56,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:56,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:56,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:56,990 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:03:57,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e805cdb/3433b55ce6694f9186fc5b97826f07a5/FLAG28fae26b9 [2019-11-27 10:03:58,460 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:58,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:03:58,503 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e805cdb/3433b55ce6694f9186fc5b97826f07a5/FLAG28fae26b9 [2019-11-27 10:03:58,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e805cdb/3433b55ce6694f9186fc5b97826f07a5 [2019-11-27 10:03:58,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:58,554 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:58,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:58,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:58,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:58,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:58" (1/1) ... [2019-11-27 10:03:58,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d5e0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:58, skipping insertion in model container [2019-11-27 10:03:58,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:58" (1/1) ... [2019-11-27 10:03:58,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:58,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:00,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:00,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:01,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:01,241 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:01,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01 WrapperNode [2019-11-27 10:04:01,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:01,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:01,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:01,250 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:01,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:01,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:01,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:01,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:01,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:01" (1/1) ... [2019-11-27 10:04:01,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:01,699 INFO L168 Benchmark]: Toolchain (without parser) took 3138.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.1 MB in the end (delta: -441.3 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:01,701 INFO L168 Benchmark]: CDTParser took 1.47 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 10:04:01,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2689.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:01,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.27 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:01,716 INFO L168 Benchmark]: Boogie Preprocessor took 207.56 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:01,728 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 2689.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.27 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 207.56 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 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 10:04:05,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:05,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:05,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:05,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:05,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:05,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:05,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:05,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:05,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:05,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:05,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:05,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:05,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:05,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:05,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:06,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:06,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:06,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:06,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:06,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:06,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:06,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:06,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:06,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:06,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:06,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:06,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:06,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:06,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:06,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:06,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:06,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:06,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:06,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:06,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:06,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:06,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:06,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:06,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:06,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:06,090 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:06,134 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:06,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:06,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:06,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:06,143 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:06,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:06,144 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:06,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:06,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:06,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:06,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:06,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:06,149 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:06,149 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:06,150 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:06,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:06,152 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:06,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:06,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:06,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:06,154 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:06,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:06,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:06,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:06,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:06,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:06,158 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:06,160 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:06,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:06,160 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:06,162 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 -> fef797869629baeab71501766a266914d4cdd4df [2019-11-27 10:04:06,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:06,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:06,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:06,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:06,826 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:06,827 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:04:06,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d43283e66/bb37312bf95e404eb5a3aaed1bdd301d/FLAG341327e97 [2019-11-27 10:04:08,348 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:08,353 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:04:08,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d43283e66/bb37312bf95e404eb5a3aaed1bdd301d/FLAG341327e97 [2019-11-27 10:04:08,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d43283e66/bb37312bf95e404eb5a3aaed1bdd301d [2019-11-27 10:04:08,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:08,434 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:08,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:08,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:08,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:08,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:08" (1/1) ... [2019-11-27 10:04:08,464 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 27.11 10:04:08, skipping insertion in model container [2019-11-27 10:04:08,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:08" (1/1) ... [2019-11-27 10:04:08,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:08,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:10,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:10,234 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:11,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:11,313 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:11,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11 WrapperNode [2019-11-27 10:04:11,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:11,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:11,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:11,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:11,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:11,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:11,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:11,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:11,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:11" (1/1) ... [2019-11-27 10:04:11,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:11,791 INFO L168 Benchmark]: Toolchain (without parser) took 3351.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 945.0 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:11,797 INFO L168 Benchmark]: CDTParser took 3.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:11,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2873.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:11,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.58 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:11,807 INFO L168 Benchmark]: Boogie Preprocessor took 230.66 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:11,820 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2873.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.58 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 230.66 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 945.0 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...