./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.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-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-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 f6be1a67fe3ef3f021acd4144eeffac4827f96bf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.UNBOUNDED.pals.c.v+cfa-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 f6be1a67fe3ef3f021acd4144eeffac4827f96bf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:05:43,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:43,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:43,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:43,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:43,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:43,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:43,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:43,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:43,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:43,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:43,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:43,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:43,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:43,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:43,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:43,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:43,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:43,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:43,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:43,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:43,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:43,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:43,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:43,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:43,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:43,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:43,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:43,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:43,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:43,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:43,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:43,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:43,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:43,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:43,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:43,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:43,913 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:43,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:43,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:43,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:43,922 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:43,965 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:43,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:43,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:43,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:43,974 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:43,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:43,976 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:43,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:43,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:43,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:43,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:43,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:43,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:43,981 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:43,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:43,982 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:43,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:43,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:43,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:43,985 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:43,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:43,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:43,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:43,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:43,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:43,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:43,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:43,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:43,991 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 -> f6be1a67fe3ef3f021acd4144eeffac4827f96bf [2019-11-27 10:05:44,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:44,590 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:44,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:44,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:44,602 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:44,604 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:05:44,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e343eadb6/9f4af0dc28494c6689889d05cbad2e1c/FLAG6b5443c1b [2019-11-27 10:05:45,916 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:45,918 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:05:45,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e343eadb6/9f4af0dc28494c6689889d05cbad2e1c/FLAG6b5443c1b [2019-11-27 10:05:45,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e343eadb6/9f4af0dc28494c6689889d05cbad2e1c [2019-11-27 10:05:45,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:46,003 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:46,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:46,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:46,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:46,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:45" (1/1) ... [2019-11-27 10:05:46,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46, skipping insertion in model container [2019-11-27 10:05:46,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:45" (1/1) ... [2019-11-27 10:05:46,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:46,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:46,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:46,960 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:47,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:47,115 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:47,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47 WrapperNode [2019-11-27 10:05:47,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:47,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:47,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:47,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:47,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:47,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:47,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:47,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:47,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:47,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:47,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:47,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:47,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:47,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:47,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:47,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:47,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:47,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:47,333 INFO L168 Benchmark]: Toolchain (without parser) took 1311.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:47,334 INFO L168 Benchmark]: CDTParser took 1.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:47,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1108.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.8 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:47,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.54 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:47,345 INFO L168 Benchmark]: Boogie Preprocessor took 87.78 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:47,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1108.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.8 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 105.54 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.78 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 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 10:05:51,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:51,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:51,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:51,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:51,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:51,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:51,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:51,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:51,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:51,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:51,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:51,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:51,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:51,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:51,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:51,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:51,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:51,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:51,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:51,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:51,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:51,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:51,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:51,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:51,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:51,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:51,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:51,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:51,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:51,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:51,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:51,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:51,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:51,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:51,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:51,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:51,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:51,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:51,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:51,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:51,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:51,439 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:51,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:51,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:51,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:51,446 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:51,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:51,448 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:51,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:51,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:51,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:51,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:51,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:51,453 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:51,454 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:51,454 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:51,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:51,455 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:51,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:51,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:51,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:51,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:51,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:51,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:51,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:51,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:51,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:51,461 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:51,461 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:51,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:51,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:51,465 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 -> f6be1a67fe3ef3f021acd4144eeffac4827f96bf [2019-11-27 10:05:52,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:52,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:52,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:52,156 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:52,157 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:52,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:05:52,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e2bb663/1f3b89b0f3fd4e188afe949a432acb89/FLAG27983f5dc [2019-11-27 10:05:53,474 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:53,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:05:53,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e2bb663/1f3b89b0f3fd4e188afe949a432acb89/FLAG27983f5dc [2019-11-27 10:05:53,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e2bb663/1f3b89b0f3fd4e188afe949a432acb89 [2019-11-27 10:05:53,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:53,561 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:53,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:53,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:53,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:53,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:53" (1/1) ... [2019-11-27 10:05:53,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e49744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:53, skipping insertion in model container [2019-11-27 10:05:53,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:53" (1/1) ... [2019-11-27 10:05:53,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:53,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:54,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:54,522 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:54,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:54,763 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:54,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54 WrapperNode [2019-11-27 10:05:54,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:54,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:54,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:54,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:54,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:54,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:54,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:54,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:54,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:54,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:54,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:54,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:54,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:54,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:55,057 INFO L168 Benchmark]: Toolchain (without parser) took 1494.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.6 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:55,058 INFO L168 Benchmark]: CDTParser took 2.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:55,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1199.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:55,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.89 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 10:05:55,062 INFO L168 Benchmark]: Boogie Preprocessor took 125.13 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 10:05:55,072 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1199.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.89 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 125.13 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...