./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.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/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d94eb0004ed7a3efc9fd968427ceaff3236a03c6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d94eb0004ed7a3efc9fd968427ceaff3236a03c6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:23:30,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:30,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:30,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:30,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:30,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:30,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:30,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:30,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:30,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:30,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:30,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:30,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:30,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:30,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:30,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:30,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:30,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:30,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:30,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:30,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:30,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:30,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:30,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:30,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:30,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:30,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:30,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:30,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:30,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:30,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:30,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:30,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:30,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:30,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:30,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:30,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:30,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:30,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:30,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:30,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:30,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:30,263 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:30,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:30,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:30,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:30,269 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:30,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:30,270 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:30,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:30,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:30,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:30,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:30,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:30,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:30,276 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:30,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:30,277 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:30,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:30,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:30,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:30,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:30,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:30,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:30,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:30,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:30,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:30,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:30,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:30,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:30,286 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 -> d94eb0004ed7a3efc9fd968427ceaff3236a03c6 [2019-11-27 16:23:30,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:30,950 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:30,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:30,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:30,963 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:30,964 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:31,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f3eb6b5/6205da0e2a5c4ca3b2ef2758b904868a/FLAGce12a765a [2019-11-27 16:23:32,217 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:32,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:32,252 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f3eb6b5/6205da0e2a5c4ca3b2ef2758b904868a/FLAGce12a765a [2019-11-27 16:23:32,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f3eb6b5/6205da0e2a5c4ca3b2ef2758b904868a [2019-11-27 16:23:32,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:32,774 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:32,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:32,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:32,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:32,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:32" (1/1) ... [2019-11-27 16:23:32,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c177520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:32, skipping insertion in model container [2019-11-27 16:23:32,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:32" (1/1) ... [2019-11-27 16:23:32,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:32,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:33,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:33,669 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:33,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:33,915 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:33,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:33 WrapperNode [2019-11-27 16:23:33,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:33,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:33,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:33,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:33,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:33" (1/1) ... [2019-11-27 16:23:33,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:33" (1/1) ... [2019-11-27 16:23:34,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:34,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:34,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:34,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:34,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:33" (1/1) ... [2019-11-27 16:23:34,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:33" (1/1) ... [2019-11-27 16:23:34,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:33" (1/1) ... [2019-11-27 16:23:34,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:33" (1/1) ... [2019-11-27 16:23:34,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:33" (1/1) ... [2019-11-27 16:23:34,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:33" (1/1) ... [2019-11-27 16:23:34,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:33" (1/1) ... [2019-11-27 16:23:34,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:34,206 INFO L168 Benchmark]: Toolchain (without parser) took 1423.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.0 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:34,209 INFO L168 Benchmark]: CDTParser took 1.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:34,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1143.97 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 989.8 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:34,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.80 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:34,224 INFO L168 Benchmark]: Boogie Preprocessor took 125.18 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:34,239 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 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 1143.97 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 989.8 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.80 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.18 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 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 0.1.24-509859d [2019-11-27 16:23:38,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:38,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:38,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:38,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:38,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:38,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:38,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:38,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:38,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:38,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:38,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:38,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:38,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:38,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:38,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:38,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:38,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:38,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:38,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:38,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:38,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:38,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:38,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:38,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:38,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:38,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:38,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:38,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:38,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:38,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:38,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:38,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:38,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:38,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:38,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:38,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:38,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:38,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:38,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:38,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:38,191 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:38,230 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:38,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:38,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:38,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:38,238 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:38,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:38,239 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:38,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:38,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:38,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:38,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:38,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:38,244 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:38,244 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:38,244 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:38,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:38,245 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:38,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:38,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:38,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:38,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:38,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:38,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:38,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:38,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:38,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:38,251 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:38,251 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:38,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:38,252 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:38,253 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 -> d94eb0004ed7a3efc9fd968427ceaff3236a03c6 [2019-11-27 16:23:38,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:38,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:38,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:38,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:38,846 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:38,851 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:38,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3055cfd40/50b300c8e306425394904ac36842edae/FLAGe8884d781 [2019-11-27 16:23:40,133 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:40,134 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:40,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3055cfd40/50b300c8e306425394904ac36842edae/FLAGe8884d781 [2019-11-27 16:23:40,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3055cfd40/50b300c8e306425394904ac36842edae [2019-11-27 16:23:40,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:40,664 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:40,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:40,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:40,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:40,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:40" (1/1) ... [2019-11-27 16:23:40,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f95bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:40, skipping insertion in model container [2019-11-27 16:23:40,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:40" (1/1) ... [2019-11-27 16:23:40,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:40,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:41,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:41,552 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:41,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:41,824 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:41,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:41 WrapperNode [2019-11-27 16:23:41,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:41,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:41,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:41,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:41,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:41" (1/1) ... [2019-11-27 16:23:41,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:41" (1/1) ... [2019-11-27 16:23:41,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:41,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:41,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:41,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:41,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:41" (1/1) ... [2019-11-27 16:23:41,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:41" (1/1) ... [2019-11-27 16:23:42,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:41" (1/1) ... [2019-11-27 16:23:42,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:41" (1/1) ... [2019-11-27 16:23:42,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:41" (1/1) ... [2019-11-27 16:23:42,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:41" (1/1) ... [2019-11-27 16:23:42,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:41" (1/1) ... [2019-11-27 16:23:42,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:42,101 INFO L168 Benchmark]: Toolchain (without parser) took 1430.73 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 979.6 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:42,102 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:42,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1155.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.3 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:42,106 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.49 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:42,113 INFO L168 Benchmark]: Boogie Preprocessor took 115.44 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:42,121 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1155.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.3 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.49 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 115.44 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.6 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...