./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-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_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-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 ab6798e40ae4ca7fa06006e858a777055ff34843 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-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 ab6798e40ae4ca7fa06006e858a777055ff34843 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:27:27,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:27,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:27,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:27,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:27,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:27,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:27,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:27,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:27,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:27,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:27,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:27,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:27,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:27,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:27,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:27,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:27,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:27,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:27,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:27,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:27,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:27,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:27,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:27,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:27,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:27,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:27,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:27,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:27,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:27,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:27,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:27,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:27,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:27,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:27,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:27,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:27,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:27,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:27,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:27,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:27,992 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:28,048 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:28,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:28,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:28,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:28,058 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:28,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:28,059 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:28,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:28,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:28,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:28,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:28,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:28,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:28,063 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:28,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:28,066 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:28,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:28,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:28,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:28,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:28,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:28,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:28,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:28,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:28,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:28,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:28,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:28,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:28,073 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 -> ab6798e40ae4ca7fa06006e858a777055ff34843 [2019-11-27 16:27:28,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:28,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:28,608 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:28,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:28,616 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:28,618 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:28,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97b938043/a6fe365c92e34c20ac2030c38635a708/FLAGe81b27aba [2019-11-27 16:27:29,796 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:29,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:29,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97b938043/a6fe365c92e34c20ac2030c38635a708/FLAGe81b27aba [2019-11-27 16:27:29,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97b938043/a6fe365c92e34c20ac2030c38635a708 [2019-11-27 16:27:29,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:29,906 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:29,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:29,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:29,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:29,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29, skipping insertion in model container [2019-11-27 16:27:29,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:30,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:30,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:30,755 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:30,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:30,949 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:30,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:30 WrapperNode [2019-11-27 16:27:30,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:30,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:30,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:30,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:30,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:30" (1/1) ... [2019-11-27 16:27:31,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:30" (1/1) ... [2019-11-27 16:27:31,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:31,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:31,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:31,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:31,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:30" (1/1) ... [2019-11-27 16:27:31,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:30" (1/1) ... [2019-11-27 16:27:31,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:30" (1/1) ... [2019-11-27 16:27:31,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:30" (1/1) ... [2019-11-27 16:27:31,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:30" (1/1) ... [2019-11-27 16:27:31,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:30" (1/1) ... [2019-11-27 16:27:31,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:30" (1/1) ... [2019-11-27 16:27:31,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:31,181 INFO L168 Benchmark]: Toolchain (without parser) took 1267.52 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 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:31,182 INFO L168 Benchmark]: CDTParser took 2.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:31,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1037.71 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:31,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.34 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:31,203 INFO L168 Benchmark]: Boogie Preprocessor took 71.62 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:31,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 1037.71 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.34 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.62 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 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 16:27:35,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:35,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:35,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:35,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:35,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:35,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:35,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:35,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:35,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:35,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:35,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:35,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:35,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:35,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:35,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:35,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:35,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:35,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:35,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:35,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:35,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:35,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:35,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:35,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:35,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:35,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:35,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:35,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:35,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:35,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:35,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:35,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:35,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:35,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:35,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:35,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:35,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:35,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:35,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:35,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:35,242 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:35,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:35,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:35,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:35,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:35,291 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:35,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:35,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:35,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:35,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:35,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:35,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:35,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:35,295 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:35,297 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:35,297 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:35,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:35,298 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:35,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:35,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:35,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:35,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:35,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:35,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:35,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:35,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:35,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:35,304 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:35,304 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:35,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:35,306 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:35,308 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 -> ab6798e40ae4ca7fa06006e858a777055ff34843 [2019-11-27 16:27:35,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:35,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:35,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:35,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:35,969 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:35,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:36,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97898f56/590c91043a064e84a72c6df492b7761e/FLAG3c6e4ea5c [2019-11-27 16:27:37,174 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:37,175 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:27:37,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97898f56/590c91043a064e84a72c6df492b7761e/FLAG3c6e4ea5c [2019-11-27 16:27:37,278 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97898f56/590c91043a064e84a72c6df492b7761e [2019-11-27 16:27:37,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:37,293 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:37,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:37,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:37,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:37,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37, skipping insertion in model container [2019-11-27 16:27:37,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,334 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:37,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:38,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:38,108 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:38,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:38,298 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:38,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38 WrapperNode [2019-11-27 16:27:38,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:38,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:38,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:38,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:38,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:38,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:38,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:38,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:38,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:38,520 INFO L168 Benchmark]: Toolchain (without parser) took 1212.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:38,521 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:38,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1001.29 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:38,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.95 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:38,531 INFO L168 Benchmark]: Boogie Preprocessor took 94.12 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:38,543 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1001.29 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 100.95 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.12 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 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...