./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.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.4.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 f60fbf108d71c7176cf2139fe2d6a9fc876c40a1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.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 f60fbf108d71c7176cf2139fe2d6a9fc876c40a1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:27:35,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:35,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:35,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:35,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:35,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:35,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:35,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:35,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:35,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:35,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:35,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:35,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:35,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:35,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:35,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:35,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:35,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:35,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:35,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:35,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:35,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:35,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:35,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:35,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:35,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:35,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:35,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:35,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:35,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:35,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:35,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:35,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:35,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:35,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:35,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:35,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:35,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:35,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:35,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:35,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:35,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:35,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:35,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:35,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:35,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:35,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:35,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:35,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:35,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:35,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:35,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:35,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:35,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:35,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:35,515 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:35,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:35,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:35,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:35,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:35,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:35,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:35,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:35,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:35,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:35,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:35,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:35,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:35,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:35,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:35,523 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 -> f60fbf108d71c7176cf2139fe2d6a9fc876c40a1 [2019-11-27 16:27:36,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:36,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:36,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:36,120 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:36,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:36,121 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:36,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52965c0f2/c5d8d92ceff244f291ec12ccbaeab9ca/FLAG2b7760c45 [2019-11-27 16:27:37,394 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:37,397 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:37,426 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52965c0f2/c5d8d92ceff244f291ec12ccbaeab9ca/FLAG2b7760c45 [2019-11-27 16:27:37,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52965c0f2/c5d8d92ceff244f291ec12ccbaeab9ca [2019-11-27 16:27:37,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:37,478 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:37,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:37,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:37,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:37,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,502 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 04:27:37, skipping insertion in model container [2019-11-27 16:27:37,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:37,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:38,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:38,528 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:38,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:38,783 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:38,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38 WrapperNode [2019-11-27 16:27:38,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:38,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:38,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:38,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:38,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:38,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:38,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:38,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:38,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:38,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:39,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:39,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:39,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:38" (1/1) ... [2019-11-27 16:27:39,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:39,050 INFO L168 Benchmark]: Toolchain (without parser) took 1563.23 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:39,066 INFO L168 Benchmark]: CDTParser took 1.30 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 16:27:39,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1312.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:39,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.03 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:39,078 INFO L168 Benchmark]: Boogie Preprocessor took 90.34 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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 16:27:39,087 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 1312.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.03 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 90.34 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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 16:27:43,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:43,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:43,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:43,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:43,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:43,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:43,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:43,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:43,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:43,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:43,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:43,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:43,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:43,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:43,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:43,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:43,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:43,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:43,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:43,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:43,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:43,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:43,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:43,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:43,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:43,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:43,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:43,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:43,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:43,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:43,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:43,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:43,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:43,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:43,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:43,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:43,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:43,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:43,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:43,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:43,383 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:43,434 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:43,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:43,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:43,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:43,444 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:43,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:43,444 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:43,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:43,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:43,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:43,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:43,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:43,450 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:43,451 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:43,451 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:43,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:43,455 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:43,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:43,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:43,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:43,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:43,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:43,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:43,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:43,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:43,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:43,464 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:43,464 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:43,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:43,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:43,470 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 -> f60fbf108d71c7176cf2139fe2d6a9fc876c40a1 [2019-11-27 16:27:44,034 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:44,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:44,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:44,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:44,080 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:44,083 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:44,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed40ddcc/8a2faa4749934fb58da5bb4537389535/FLAG4983cf439 [2019-11-27 16:27:45,413 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:45,414 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:45,439 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed40ddcc/8a2faa4749934fb58da5bb4537389535/FLAG4983cf439 [2019-11-27 16:27:45,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed40ddcc/8a2faa4749934fb58da5bb4537389535 [2019-11-27 16:27:45,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:45,490 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:45,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:45,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:45,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:45,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a10f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:45, skipping insertion in model container [2019-11-27 16:27:45,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:45" (1/1) ... [2019-11-27 16:27:45,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:45,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:46,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:46,608 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:46,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:46,986 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:46,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46 WrapperNode [2019-11-27 16:27:46,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:46,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:46,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:46,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:47,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:47,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:47,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:47,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:47,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:47,325 INFO L168 Benchmark]: Toolchain (without parser) took 1831.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.6 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:47,328 INFO L168 Benchmark]: CDTParser took 0.42 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 16:27:47,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1494.17 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: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:47,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.30 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:47,335 INFO L168 Benchmark]: Boogie Preprocessor took 132.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:47,342 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1494.17 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: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.30 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 132.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 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...