./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-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.3.4.ufo.UNBOUNDED.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 c7a0c8eb50b91b9ce67a973bf020b7622780879f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.UNBOUNDED.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 c7a0c8eb50b91b9ce67a973bf020b7622780879f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:16:18,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:18,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:18,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:18,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:18,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:18,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:18,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:18,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:18,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:18,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:18,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:18,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:18,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:18,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:18,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:18,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:18,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:19,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:19,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:19,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:19,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:19,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:19,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:19,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:19,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:19,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:19,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:19,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:19,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:19,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:19,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:19,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:19,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:19,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:19,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:19,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:19,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:19,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:19,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:19,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:19,080 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:19,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:19,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:19,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:19,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:19,131 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:19,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:19,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:19,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:19,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:19,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:19,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:19,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:19,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:19,140 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:19,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:19,140 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:19,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:19,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:19,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:19,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:19,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:19,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:19,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:19,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:19,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:19,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:19,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:19,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:19,150 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 -> c7a0c8eb50b91b9ce67a973bf020b7622780879f [2019-11-26 17:16:19,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:19,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:19,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:19,831 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:19,832 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:19,836 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:20,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb6f14da/0c5ed985dd8a492a8c68230b2c6cabcc/FLAG300b31171 [2019-11-26 17:16:21,323 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:21,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:21,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb6f14da/0c5ed985dd8a492a8c68230b2c6cabcc/FLAG300b31171 [2019-11-26 17:16:21,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb6f14da/0c5ed985dd8a492a8c68230b2c6cabcc [2019-11-26 17:16:21,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:21,407 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:21,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:21,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:21,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:21,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:21" (1/1) ... [2019-11-26 17:16:21,430 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 05:16:21, skipping insertion in model container [2019-11-26 17:16:21,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:21" (1/1) ... [2019-11-26 17:16:21,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:21,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:22,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:22,961 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:23,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:23,981 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:23,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23 WrapperNode [2019-11-26 17:16:23,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:23,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:23,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:23,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:24,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:24,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:24,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:24,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:24,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:24,437 INFO L168 Benchmark]: Toolchain (without parser) took 3021.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 921.0 kB). Peak memory consumption was 986.5 kB. Max. memory is 12.5 GB. [2019-11-26 17:16:24,444 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 17:16:24,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2575.22 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:24,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.34 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:24,457 INFO L168 Benchmark]: Boogie Preprocessor took 213.54 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:24,466 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 2575.22 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.34 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.54 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 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 17:16:28,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:28,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:28,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:28,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:28,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:28,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:28,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:28,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:28,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:28,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:28,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:28,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:28,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:28,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:28,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:28,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:28,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:28,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:28,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:28,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:28,677 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:28,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:28,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:28,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:28,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:28,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:28,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:28,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:28,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:28,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:28,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:28,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:28,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:28,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:28,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:28,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:28,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:28,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:28,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:28,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:28,734 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:28,778 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:28,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:28,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:28,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:28,786 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:28,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:28,790 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:28,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:28,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:28,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:28,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:28,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:28,794 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:28,794 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:28,795 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:28,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:28,796 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:28,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:28,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:28,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:28,800 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:28,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:28,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:28,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:28,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:28,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:28,813 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:28,814 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:28,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:28,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:28,818 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 -> c7a0c8eb50b91b9ce67a973bf020b7622780879f [2019-11-26 17:16:29,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:29,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:29,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:29,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:29,557 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:29,561 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:29,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a913fab4c/f12810ece42a48dd9c6b6d301377d771/FLAGa141fc488 [2019-11-26 17:16:31,078 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:31,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:31,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a913fab4c/f12810ece42a48dd9c6b6d301377d771/FLAGa141fc488 [2019-11-26 17:16:31,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a913fab4c/f12810ece42a48dd9c6b6d301377d771 [2019-11-26 17:16:31,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:31,173 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:31,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:31,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:31,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:31,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,197 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 05:16:31, skipping insertion in model container [2019-11-26 17:16:31,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:31,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:33,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:33,035 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:34,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:34,273 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:34,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34 WrapperNode [2019-11-26 17:16:34,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:34,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:34,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:34,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:34,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:34,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:34,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:34,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:34,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:34,763 INFO L168 Benchmark]: Toolchain (without parser) took 3588.24 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 939.5 MB in the end (delta: 27.9 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,766 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 17:16:34,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3096.34 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 950.9 MB in the end (delta: 16.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 241.80 ms. Allocated memory is still 1.0 GB. Free memory was 950.9 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,783 INFO L168 Benchmark]: Boogie Preprocessor took 240.71 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 939.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 3096.34 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 950.9 MB in the end (delta: 16.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 241.80 ms. Allocated memory is still 1.0 GB. Free memory was 950.9 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 240.71 ms. Allocated memory is still 1.0 GB. Free memory was 945.2 MB in the beginning and 939.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...