./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.4.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 95e4c35c055e1946a327e089098f22b39945b18b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.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 95e4c35c055e1946a327e089098f22b39945b18b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:32,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:32,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:32,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:32,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:32,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:32,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:32,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:32,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:33,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:33,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:33,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:33,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:33,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:33,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:33,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:33,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:33,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:33,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:33,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:33,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:33,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:33,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:33,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:33,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:33,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:33,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:33,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:33,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:33,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:33,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:33,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:33,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:33,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:33,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:33,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:33,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:33,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:33,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:33,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:33,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:33,113 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:33,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:33,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:33,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:33,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:33,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:33,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:33,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:33,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:33,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:33,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:33,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:33,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:33,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:33,174 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:33,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:33,174 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:33,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:33,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:33,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:33,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:33,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:33,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:33,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:33,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:33,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:33,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:33,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:33,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:33,184 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 -> 95e4c35c055e1946a327e089098f22b39945b18b [2019-11-27 10:01:33,696 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:33,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:33,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:33,737 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:33,742 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:33,743 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:33,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57279025d/ed9dea0965d3418c852f8cac9957ba9e/FLAG7e5dbe38f [2019-11-27 10:01:35,141 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:35,146 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:35,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57279025d/ed9dea0965d3418c852f8cac9957ba9e/FLAG7e5dbe38f [2019-11-27 10:01:35,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57279025d/ed9dea0965d3418c852f8cac9957ba9e [2019-11-27 10:01:35,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:35,234 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:35,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:35,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:35,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:35,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35, skipping insertion in model container [2019-11-27 10:01:35,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:35,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:36,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:36,146 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:36,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:36,338 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:36,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:36 WrapperNode [2019-11-27 10:01:36,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:36,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:36,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:36,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:36,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:36" (1/1) ... [2019-11-27 10:01:36,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:36" (1/1) ... [2019-11-27 10:01:36,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:36,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:36,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:36,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:36,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:36" (1/1) ... [2019-11-27 10:01:36,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:36" (1/1) ... [2019-11-27 10:01:36,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:36" (1/1) ... [2019-11-27 10:01:36,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:36" (1/1) ... [2019-11-27 10:01:36,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:36" (1/1) ... [2019-11-27 10:01:36,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:36" (1/1) ... [2019-11-27 10:01:36,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:36" (1/1) ... [2019-11-27 10:01:36,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:36,618 INFO L168 Benchmark]: Toolchain (without parser) took 1370.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:36,619 INFO L168 Benchmark]: CDTParser took 0.33 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 10:01:36,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1103.88 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:36,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.55 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:36,637 INFO L168 Benchmark]: Boogie Preprocessor took 109.53 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 10:01:36,648 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1103.88 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.55 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.53 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:40,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:40,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:40,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:40,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:40,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:40,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:40,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:40,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:40,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:40,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:40,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:40,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:40,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:40,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:40,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:40,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:40,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:40,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:40,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:40,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:40,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:40,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:40,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:40,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:40,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:40,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:40,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:40,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:40,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:40,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:40,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:40,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:40,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:40,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:40,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:40,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:40,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:40,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:40,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:40,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:40,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:40,852 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:40,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:40,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:40,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:40,860 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:40,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:40,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:40,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:40,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:40,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:40,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:40,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:40,866 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:40,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:40,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:40,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:40,869 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:40,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:40,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:40,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:40,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:40,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:40,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:40,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:40,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:40,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:40,875 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:40,875 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:40,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:40,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:40,877 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 -> 95e4c35c055e1946a327e089098f22b39945b18b [2019-11-27 10:01:41,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:41,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:41,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:41,455 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:41,457 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:41,462 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:41,632 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6c8d4b92/663a7dd6e4f74bfc9a343f7ff239a4fc/FLAG8b86da0b5 [2019-11-27 10:01:42,835 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:42,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:42,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6c8d4b92/663a7dd6e4f74bfc9a343f7ff239a4fc/FLAG8b86da0b5 [2019-11-27 10:01:42,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6c8d4b92/663a7dd6e4f74bfc9a343f7ff239a4fc [2019-11-27 10:01:42,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:42,939 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:42,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:42,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:42,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:42,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:42" (1/1) ... [2019-11-27 10:01:42,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:42, skipping insertion in model container [2019-11-27 10:01:42,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:42" (1/1) ... [2019-11-27 10:01:43,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:43,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:43,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:43,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:44,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:44,173 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:44,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44 WrapperNode [2019-11-27 10:01:44,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:44,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:44,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:44,188 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:44,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:44,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:44,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:44,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:44,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:44,507 INFO L168 Benchmark]: Toolchain (without parser) took 1566.12 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:44,510 INFO L168 Benchmark]: CDTParser took 3.58 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 10:01:44,514 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1234.47 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:44,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.81 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 10:01:44,518 INFO L168 Benchmark]: Boogie Preprocessor took 135.54 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 10:01:44,528 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 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 1234.47 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.81 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 135.54 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...