./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+nlh-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 608d391be5e2a2038b9a50eacf068d3dfd8ad2ef ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+nlh-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 608d391be5e2a2038b9a50eacf068d3dfd8ad2ef ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:35,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:35,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:35,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:35,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:35,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:35,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:36,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:36,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:36,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:36,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:36,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:36,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:36,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:36,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:36,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:36,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:36,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:36,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:36,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:36,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:36,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:36,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:36,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:36,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:36,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:36,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:36,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:36,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:36,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:36,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:36,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:36,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:36,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:36,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:36,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:36,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:36,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:36,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:36,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:36,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:36,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:36,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:36,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:36,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:36,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:36,172 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:36,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:36,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:36,173 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:36,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:36,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:36,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:36,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:36,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:36,178 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:36,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:36,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:36,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:36,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:36,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:36,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:36,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:36,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:36,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:36,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:36,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:36,186 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:36,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:36,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:36,187 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 -> 608d391be5e2a2038b9a50eacf068d3dfd8ad2ef [2019-11-26 17:17:36,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:36,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:36,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:36,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:36,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:36,867 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:37,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d11f1df10/f2dbd0781b9741aabf1feb56d95c257f/FLAGa0bf83329 [2019-11-26 17:17:38,216 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:38,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:38,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d11f1df10/f2dbd0781b9741aabf1feb56d95c257f/FLAGa0bf83329 [2019-11-26 17:17:38,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d11f1df10/f2dbd0781b9741aabf1feb56d95c257f [2019-11-26 17:17:38,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:38,298 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:38,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:38,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:38,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:38,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:38" (1/1) ... [2019-11-26 17:17:38,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:38, skipping insertion in model container [2019-11-26 17:17:38,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:38" (1/1) ... [2019-11-26 17:17:38,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:38,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:39,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:39,488 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:39,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:39,829 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:39,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:39 WrapperNode [2019-11-26 17:17:39,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:39,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:39,834 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:39,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:39,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:39" (1/1) ... [2019-11-26 17:17:39,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:39" (1/1) ... [2019-11-26 17:17:39,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:39,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:39,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:39,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:40,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:39" (1/1) ... [2019-11-26 17:17:40,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:39" (1/1) ... [2019-11-26 17:17:40,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:39" (1/1) ... [2019-11-26 17:17:40,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:39" (1/1) ... [2019-11-26 17:17:40,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:39" (1/1) ... [2019-11-26 17:17:40,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:39" (1/1) ... [2019-11-26 17:17:40,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:39" (1/1) ... [2019-11-26 17:17:40,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:40,129 INFO L168 Benchmark]: Toolchain (without parser) took 1823.28 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: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:40,131 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:40,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1530.20 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 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:40,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.14 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:40,141 INFO L168 Benchmark]: Boogie Preprocessor took 123.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:40,153 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1530.20 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 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.14 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 123.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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 0.1.24-025d5a2 [2019-11-26 17:17:43,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:43,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:43,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:43,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:43,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:43,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:43,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:43,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:43,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:43,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:43,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:43,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:43,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:43,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:43,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:43,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:43,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:43,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:43,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:43,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:43,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:43,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:43,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:43,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:43,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:43,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:43,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:43,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:43,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:43,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:43,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:43,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:43,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:43,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:43,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:43,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:43,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:43,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:43,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:43,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:43,990 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:44,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:44,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:44,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:44,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:44,037 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:44,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:44,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:44,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:44,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:44,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:44,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:44,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:44,041 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:44,042 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:44,042 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:44,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:44,044 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:44,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:44,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:44,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:44,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:44,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:44,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:44,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:44,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:44,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:44,048 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:44,050 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:44,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:44,050 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:44,052 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 -> 608d391be5e2a2038b9a50eacf068d3dfd8ad2ef [2019-11-26 17:17:44,575 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:44,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:44,612 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:44,617 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:44,617 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:44,619 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:44,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8368f2fa9/1d911da5fb4c43dba1a2d05fe6a9d2aa/FLAG389669e99 [2019-11-26 17:17:45,959 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:45,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:46,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8368f2fa9/1d911da5fb4c43dba1a2d05fe6a9d2aa/FLAG389669e99 [2019-11-26 17:17:46,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8368f2fa9/1d911da5fb4c43dba1a2d05fe6a9d2aa [2019-11-26 17:17:46,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:46,056 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:46,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:46,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:46,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:46,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:46" (1/1) ... [2019-11-26 17:17:46,079 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 26.11 05:17:46, skipping insertion in model container [2019-11-26 17:17:46,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:46" (1/1) ... [2019-11-26 17:17:46,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:46,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:47,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:47,252 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:47,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:47,625 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:47,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:47 WrapperNode [2019-11-26 17:17:47,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:47,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:47,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:47,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:47,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:47" (1/1) ... [2019-11-26 17:17:47,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:47" (1/1) ... [2019-11-26 17:17:47,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:47,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:47,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:47,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:47,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:47" (1/1) ... [2019-11-26 17:17:47,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:47" (1/1) ... [2019-11-26 17:17:47,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:47" (1/1) ... [2019-11-26 17:17:47,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:47" (1/1) ... [2019-11-26 17:17:47,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:47" (1/1) ... [2019-11-26 17:17:47,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:47" (1/1) ... [2019-11-26 17:17:47,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:47" (1/1) ... [2019-11-26 17:17:47,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:47,924 INFO L168 Benchmark]: Toolchain (without parser) took 1861.75 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 962.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:47,925 INFO L168 Benchmark]: CDTParser took 3.72 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:47,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1564.84 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 974.1 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:47,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.37 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:47,934 INFO L168 Benchmark]: Boogie Preprocessor took 133.68 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:47,944 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.72 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 1564.84 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 974.1 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.37 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.68 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.6 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...