./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+nlh-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+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 59a66ecc3728974d83009ac54e214df4e7e35a40 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+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 59a66ecc3728974d83009ac54e214df4e7e35a40 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:27:30,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:30,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:30,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:30,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:30,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:30,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:30,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:30,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:30,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:30,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:30,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:30,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:30,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:30,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:30,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:30,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:30,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:30,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:30,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:30,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:30,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:30,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:30,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:30,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:30,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:30,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:30,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:30,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:30,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:30,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:30,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:30,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:30,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:30,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:30,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:30,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:30,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:30,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:30,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:30,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:30,396 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:30,424 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:30,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:30,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:30,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:30,432 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:30,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:30,433 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:30,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:30,433 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:30,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:30,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:30,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:30,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:30,435 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:30,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:30,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:30,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:30,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:30,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:30,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:30,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:30,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:30,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:30,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:30,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:30,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:30,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:30,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:30,441 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 -> 59a66ecc3728974d83009ac54e214df4e7e35a40 [2019-11-27 16:27:30,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:30,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:30,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:30,906 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:30,906 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:30,907 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:31,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c128c4363/bc68fbfe9fb8452999b96dc150f30ffd/FLAG4800f8dec [2019-11-27 16:27:32,143 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:32,146 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:32,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c128c4363/bc68fbfe9fb8452999b96dc150f30ffd/FLAG4800f8dec [2019-11-27 16:27:32,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c128c4363/bc68fbfe9fb8452999b96dc150f30ffd [2019-11-27 16:27:32,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:32,324 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:32,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:32,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:32,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:32,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:32" (1/1) ... [2019-11-27 16:27:32,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:32, skipping insertion in model container [2019-11-27 16:27:32,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:32" (1/1) ... [2019-11-27 16:27:32,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:32,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:33,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:33,250 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:33,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:33,513 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:33,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33 WrapperNode [2019-11-27 16:27:33,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:33,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:33,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:33,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:33,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:33,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:33,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:33,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:33,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:33" (1/1) ... [2019-11-27 16:27:33,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:33,766 INFO L168 Benchmark]: Toolchain (without parser) took 1436.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:33,783 INFO L168 Benchmark]: CDTParser took 2.21 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 16:27:33,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1195.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:33,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.19 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:33,794 INFO L168 Benchmark]: Boogie Preprocessor took 87.67 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:33,798 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.21 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 1195.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.19 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.67 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 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 16:27:37,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:37,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:37,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:37,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:37,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:37,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:37,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:37,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:37,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:37,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:37,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:37,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:37,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:37,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:37,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:37,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:37,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:37,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:37,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:38,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:38,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:38,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:38,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:38,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:38,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:38,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:38,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:38,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:38,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:38,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:38,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:38,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:38,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:38,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:38,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:38,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:38,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:38,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:38,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:38,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:38,058 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:38,097 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:38,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:38,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:38,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:38,104 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:38,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:38,106 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:38,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:38,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:38,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:38,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:38,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:38,110 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:38,111 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:38,111 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:38,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:38,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:38,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:38,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:38,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:38,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:38,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:38,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:38,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:38,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:38,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:38,120 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:38,121 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:38,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:38,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:38,122 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 -> 59a66ecc3728974d83009ac54e214df4e7e35a40 [2019-11-27 16:27:38,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:38,763 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:38,769 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:38,776 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:38,776 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:38,780 INFO L428 ainManager$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+nlh-reducer.c [2019-11-27 16:27:38,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bff5ddc07/4f05a9c24ceb405b93cbea853af54524/FLAGf05eb6744 [2019-11-27 16:27:40,096 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:40,098 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:40,127 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bff5ddc07/4f05a9c24ceb405b93cbea853af54524/FLAGf05eb6744 [2019-11-27 16:27:40,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bff5ddc07/4f05a9c24ceb405b93cbea853af54524 [2019-11-27 16:27:40,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:40,179 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:40,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:40,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:40,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:40,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:40" (1/1) ... [2019-11-27 16:27:40,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:40, skipping insertion in model container [2019-11-27 16:27:40,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:40" (1/1) ... [2019-11-27 16:27:40,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:40,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:41,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:41,245 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:41,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:41,575 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:41,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:41 WrapperNode [2019-11-27 16:27:41,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:41,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:41,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:41,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:41,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:41" (1/1) ... [2019-11-27 16:27:41,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:41" (1/1) ... [2019-11-27 16:27:41,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:41,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:41,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:41,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:41,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:41" (1/1) ... [2019-11-27 16:27:41,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:41" (1/1) ... [2019-11-27 16:27:41,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:41" (1/1) ... [2019-11-27 16:27:41,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:41" (1/1) ... [2019-11-27 16:27:41,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:41" (1/1) ... [2019-11-27 16:27:41,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:41" (1/1) ... [2019-11-27 16:27:41,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:41" (1/1) ... [2019-11-27 16:27:41,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:41,927 INFO L168 Benchmark]: Toolchain (without parser) took 1742.38 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 974.4 MB in the end (delta: -12.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:41,930 INFO L168 Benchmark]: CDTParser took 0.45 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 16:27:41,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1394.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 980.1 MB in the end (delta: -18.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:41,936 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.93 ms. Allocated memory is still 1.0 GB. Free memory was 980.1 MB in the beginning and 974.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:41,938 INFO L168 Benchmark]: Boogie Preprocessor took 145.39 ms. Allocated memory is still 1.0 GB. Free memory is still 974.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:41,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1394.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 980.1 MB in the end (delta: -18.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 190.93 ms. Allocated memory is still 1.0 GB. Free memory was 980.1 MB in the beginning and 974.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.39 ms. Allocated memory is still 1.0 GB. Free memory is still 974.4 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...