./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.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 ad3af0363fefe503cd6b07eab3f6afbc3bdd8295 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.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 ad3af0363fefe503cd6b07eab3f6afbc3bdd8295 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:38,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:38,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:38,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:38,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:38,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:38,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:38,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:38,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:38,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:38,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:38,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:38,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:38,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:38,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:38,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:38,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:38,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:38,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:38,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:38,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:38,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:38,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:38,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:38,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:38,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:38,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:38,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:38,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:38,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:38,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:38,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:38,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:38,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:38,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:38,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:38,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:38,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:38,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:38,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:38,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:38,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:38,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:38,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:38,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:38,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:38,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:38,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:38,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:38,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:38,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:38,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:38,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:38,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:38,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:38,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:38,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:38,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:38,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:38,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:38,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:38,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:38,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:38,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:38,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:38,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:38,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:38,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:38,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:38,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:38,905 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 -> ad3af0363fefe503cd6b07eab3f6afbc3bdd8295 [2019-11-27 16:28:39,499 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:39,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:39,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:39,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:39,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:39,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:39,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/300f6e891/40753618a39049c7bdf782bfbc33fcb3/FLAG41c88c746 [2019-11-27 16:28:40,987 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:40,989 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:41,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/300f6e891/40753618a39049c7bdf782bfbc33fcb3/FLAG41c88c746 [2019-11-27 16:28:41,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/300f6e891/40753618a39049c7bdf782bfbc33fcb3 [2019-11-27 16:28:41,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:41,067 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:41,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:41,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:41,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:41,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41, skipping insertion in model container [2019-11-27 16:28:41,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:41,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:42,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:42,797 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:43,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:43,824 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:43,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43 WrapperNode [2019-11-27 16:28:43,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:43,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:43,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:43,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:43,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:43,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:44,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:44,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:44,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:44,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:43" (1/1) ... [2019-11-27 16:28:44,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:44,287 INFO L168 Benchmark]: Toolchain (without parser) took 3211.08 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 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:44,289 INFO L168 Benchmark]: CDTParser took 0.38 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 16:28:44,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2749.96 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 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:44,297 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.16 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 960.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:44,301 INFO L168 Benchmark]: Boogie Preprocessor took 226.65 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:44,311 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2749.96 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 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.16 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 960.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.65 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:28:48,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:48,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:48,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:48,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:48,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:48,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:48,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:48,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:48,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:48,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:48,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:48,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:48,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:48,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:48,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:48,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:48,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:48,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:48,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:48,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:48,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:48,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:48,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:48,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:48,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:48,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:48,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:48,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:48,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:48,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:48,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:48,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:48,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:48,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:48,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:48,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:48,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:48,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:48,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:48,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:48,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:48,344 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:48,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:48,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:48,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:48,351 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:48,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:48,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:48,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:48,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:48,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:48,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:48,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:48,357 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:48,358 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:48,358 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:48,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:48,360 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:48,360 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:48,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:48,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:48,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:48,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:48,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:48,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:48,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:48,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:48,366 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:48,366 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:48,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:48,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:48,369 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 -> ad3af0363fefe503cd6b07eab3f6afbc3bdd8295 [2019-11-27 16:28:49,008 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:49,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:49,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:49,047 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:49,051 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:49,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:49,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/715471db5/fc5d9a7235aa46b79f3ac90db901689e/FLAG5a59f7a03 [2019-11-27 16:28:50,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:50,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:28:50,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/715471db5/fc5d9a7235aa46b79f3ac90db901689e/FLAG5a59f7a03 [2019-11-27 16:28:50,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/715471db5/fc5d9a7235aa46b79f3ac90db901689e [2019-11-27 16:28:50,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:50,584 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:50,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:50,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:50,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:50,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:50" (1/1) ... [2019-11-27 16:28:50,609 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 04:28:50, skipping insertion in model container [2019-11-27 16:28:50,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:50" (1/1) ... [2019-11-27 16:28:50,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:50,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:52,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:52,416 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:53,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:53,535 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:53,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:53 WrapperNode [2019-11-27 16:28:53,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:53,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:53,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:53,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:53,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:53" (1/1) ... [2019-11-27 16:28:53,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:53" (1/1) ... [2019-11-27 16:28:53,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:53,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:53,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:53,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:53,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:53" (1/1) ... [2019-11-27 16:28:53,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:53" (1/1) ... [2019-11-27 16:28:53,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:53" (1/1) ... [2019-11-27 16:28:53,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:53" (1/1) ... [2019-11-27 16:28:53,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:53" (1/1) ... [2019-11-27 16:28:53,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:53" (1/1) ... [2019-11-27 16:28:53,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:53" (1/1) ... [2019-11-27 16:28:53,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:54,007 INFO L168 Benchmark]: Toolchain (without parser) took 3419.45 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 938.0 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:54,013 INFO L168 Benchmark]: CDTParser took 0.40 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 16:28:54,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2937.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:54,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.64 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 943.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:54,020 INFO L168 Benchmark]: Boogie Preprocessor took 236.73 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:54,029 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2937.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 226.64 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 943.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 236.73 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 938.0 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...