./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.3.2.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 5502f9672f054c34b790763a9f35b59444705f97 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.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 5502f9672f054c34b790763a9f35b59444705f97 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:32,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:32,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:32,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:32,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:32,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:32,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:32,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:32,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:32,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:32,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:32,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:32,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:32,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:32,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:32,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:32,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:32,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:32,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:32,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:32,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:32,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:32,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:32,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:32,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:32,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:32,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:32,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:32,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:32,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:32,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:32,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:32,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:32,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:33,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:33,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:33,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:33,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:33,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:33,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:33,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:33,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:33,059 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:33,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:33,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:33,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:33,065 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:33,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:33,065 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:33,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:33,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:33,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:33,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:33,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:33,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:33,071 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:33,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:33,072 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:33,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:33,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:33,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:33,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:33,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:33,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:33,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:33,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:33,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:33,079 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:33,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:33,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:33,080 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 -> 5502f9672f054c34b790763a9f35b59444705f97 [2019-11-25 23:11:33,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:33,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:33,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:33,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:33,674 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:33,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:33,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ae88b905/f7ea8464f03541fd873631a0b26bb333/FLAGc74cf62d1 [2019-11-25 23:11:35,195 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:35,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:35,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ae88b905/f7ea8464f03541fd873631a0b26bb333/FLAGc74cf62d1 [2019-11-25 23:11:35,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ae88b905/f7ea8464f03541fd873631a0b26bb333 [2019-11-25 23:11:35,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:35,295 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:35,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:35,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:35,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:35,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:35" (1/1) ... [2019-11-25 23:11:35,319 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 25.11 11:11:35, skipping insertion in model container [2019-11-25 23:11:35,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:35" (1/1) ... [2019-11-25 23:11:35,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:35,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:36,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:36,488 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:36,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:36,853 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:36,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:36 WrapperNode [2019-11-25 23:11:36,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:36,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:36,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:36,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:36,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:36" (1/1) ... [2019-11-25 23:11:36,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:36" (1/1) ... [2019-11-25 23:11:37,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:37,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:37,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:37,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:37,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:36" (1/1) ... [2019-11-25 23:11:37,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:36" (1/1) ... [2019-11-25 23:11:37,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:36" (1/1) ... [2019-11-25 23:11:37,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:36" (1/1) ... [2019-11-25 23:11:37,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:36" (1/1) ... [2019-11-25 23:11:37,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:36" (1/1) ... [2019-11-25 23:11:37,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:36" (1/1) ... [2019-11-25 23:11:37,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:37,172 INFO L168 Benchmark]: Toolchain (without parser) took 1866.15 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 972.5 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:37,173 INFO L168 Benchmark]: CDTParser took 0.78 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. [2019-11-25 23:11:37,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1557.83 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 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:37,183 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.39 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:37,184 INFO L168 Benchmark]: Boogie Preprocessor took 150.69 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:37,198 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 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 1557.83 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 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.39 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.69 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. 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 0.1.24-65d6cd2 [2019-11-25 23:11:41,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:41,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:41,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:41,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:41,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:41,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:41,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:41,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:41,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:41,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:41,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:41,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:41,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:41,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:41,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:41,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:41,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:41,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:41,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:41,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:41,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:41,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:41,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:41,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:41,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:41,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:41,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:41,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:41,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:41,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:41,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:41,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:41,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:41,179 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:41,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:41,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:41,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:41,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:41,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:41,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:41,192 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:41,231 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:41,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:41,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:41,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:41,241 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:41,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:41,242 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:41,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:41,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:41,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:41,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:41,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:41,247 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:41,248 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:41,248 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:41,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:41,249 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:41,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:41,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:41,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:41,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:41,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:41,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:41,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:41,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:41,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:41,255 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:41,255 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:41,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:41,259 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:41,260 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 -> 5502f9672f054c34b790763a9f35b59444705f97 [2019-11-25 23:11:41,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:41,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:41,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:41,858 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:41,862 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:41,864 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:42,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f7e9958a/696e3845e9ff4045b0fb17eb186fb20f/FLAGc331e6d2f [2019-11-25 23:11:43,248 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:43,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:11:43,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f7e9958a/696e3845e9ff4045b0fb17eb186fb20f/FLAGc331e6d2f [2019-11-25 23:11:43,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f7e9958a/696e3845e9ff4045b0fb17eb186fb20f [2019-11-25 23:11:43,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:43,333 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:43,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:43,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:43,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:43,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,355 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 25.11 11:11:43, skipping insertion in model container [2019-11-25 23:11:43,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:43,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:44,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:44,679 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:45,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:45,123 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:45,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45 WrapperNode [2019-11-25 23:11:45,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:45,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:45,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:45,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:45,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:45,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:45,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:45,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:45,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:45,464 INFO L168 Benchmark]: Toolchain (without parser) took 2125.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.2 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:45,466 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-25 23:11:45,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1788.56 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:45,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.52 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:45,479 INFO L168 Benchmark]: Boogie Preprocessor took 166.55 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:45,488 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1788.56 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.52 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 166.55 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...