./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.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 db0af4b87f56d902838b971a4e02e33e56e01163 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_floodmax.5.4.ufo.UNBOUNDED.pals.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 db0af4b87f56d902838b971a4e02e33e56e01163 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:19:26,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:26,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:26,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:26,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:26,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:26,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:26,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:26,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:26,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:27,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:27,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:27,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:27,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:27,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:27,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:27,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:27,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:27,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:27,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:27,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:27,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:27,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:27,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:27,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:27,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:27,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:27,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:27,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:27,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:27,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:27,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:27,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:27,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:27,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:27,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:27,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:27,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:27,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:27,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:27,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:27,110 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:19:27,152 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:27,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:27,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:27,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:27,158 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:27,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:27,161 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:27,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:19:27,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:27,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:27,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:27,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:27,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:27,166 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:27,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:27,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:27,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:27,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:27,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:27,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:27,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:27,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:27,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:27,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:27,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:27,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:27,175 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:19:27,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:19:27,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:27,178 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 -> db0af4b87f56d902838b971a4e02e33e56e01163 [2019-11-24 21:19:27,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:27,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:27,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:27,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:27,841 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:27,842 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:28,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1963bbccc/11a5fb57c3434382a19101d434c35bd5/FLAG67158a47f [2019-11-24 21:19:29,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:29,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:29,445 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1963bbccc/11a5fb57c3434382a19101d434c35bd5/FLAG67158a47f [2019-11-24 21:19:29,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1963bbccc/11a5fb57c3434382a19101d434c35bd5 [2019-11-24 21:19:29,474 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:29,476 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:29,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:29,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:29,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:29,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:29, skipping insertion in model container [2019-11-24 21:19:29,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:29" (1/1) ... [2019-11-24 21:19:29,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:29,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:30,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:31,037 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:31,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:31,395 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:31,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31 WrapperNode [2019-11-24 21:19:31,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:31,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:31,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:31,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:31,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:31,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:31,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:31,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:31,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:31,936 INFO L168 Benchmark]: Toolchain (without parser) took 2450.89 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 943.5 MB in the end (delta: 23.9 MB). Peak memory consumption was 24.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:31,941 INFO L168 Benchmark]: CDTParser took 3.92 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. [2019-11-24 21:19:31,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1906.13 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 960.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:31,944 INFO L168 Benchmark]: Boogie Procedure Inliner took 254.99 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 949.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:31,948 INFO L168 Benchmark]: Boogie Preprocessor took 266.03 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 943.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:31,963 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.92 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 1906.13 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 960.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 254.99 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 949.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 266.03 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 943.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:19:35,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:35,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:35,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:35,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:35,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:35,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:35,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:35,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:35,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:35,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:36,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:36,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:36,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:36,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:36,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:36,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:36,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:36,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:36,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:36,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:36,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:36,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:36,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:36,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:36,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:36,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:36,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:36,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:36,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:36,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:36,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:36,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:36,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:36,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:36,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:36,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:36,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:36,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:36,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:36,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:36,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:19:36,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:36,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:36,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:36,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:36,156 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:36,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:36,157 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:36,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:36,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:36,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:36,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:36,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:36,161 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:36,162 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:19:36,162 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:19:36,162 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:36,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:36,164 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:36,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:36,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:36,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:36,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:36,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:36,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:36,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:36,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:36,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:36,172 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:19:36,172 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:19:36,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:36,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:19:36,176 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 -> db0af4b87f56d902838b971a4e02e33e56e01163 [2019-11-24 21:19:36,722 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:36,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:36,763 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:36,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:36,771 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:36,772 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:36,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c0372e97/1f9ca8d69d8541c8aadf2f2bda043006/FLAG61fd98c2c [2019-11-24 21:19:38,268 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:38,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2019-11-24 21:19:38,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c0372e97/1f9ca8d69d8541c8aadf2f2bda043006/FLAG61fd98c2c [2019-11-24 21:19:38,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c0372e97/1f9ca8d69d8541c8aadf2f2bda043006 [2019-11-24 21:19:38,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:38,667 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:38,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:38,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:38,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:38,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c177520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:38, skipping insertion in model container [2019-11-24 21:19:38,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:38" (1/1) ... [2019-11-24 21:19:38,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:38,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:40,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:40,319 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:40,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:40,765 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:40,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:40 WrapperNode [2019-11-24 21:19:40,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:40,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:40,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:40,777 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:40,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:40" (1/1) ... [2019-11-24 21:19:40,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:40" (1/1) ... [2019-11-24 21:19:40,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:40,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:40,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:40,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:41,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:40" (1/1) ... [2019-11-24 21:19:41,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:40" (1/1) ... [2019-11-24 21:19:41,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:40" (1/1) ... [2019-11-24 21:19:41,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:40" (1/1) ... [2019-11-24 21:19:41,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:40" (1/1) ... [2019-11-24 21:19:41,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:40" (1/1) ... [2019-11-24 21:19:41,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:40" (1/1) ... [2019-11-24 21:19:41,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:41,312 INFO L168 Benchmark]: Toolchain (without parser) took 2640.79 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 944.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:41,313 INFO L168 Benchmark]: CDTParser took 1.72 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:41,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2102.46 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 961.7 MB in the end (delta: -18.9 kB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:41,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.93 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:41,323 INFO L168 Benchmark]: Boogie Preprocessor took 307.36 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 944.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:41,333 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 2102.46 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 961.7 MB in the end (delta: -18.9 kB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.93 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 307.36 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 944.5 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...