./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.6.ufo.UNBOUNDED.pals.c.v+sep-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 f5f8e6f4114bf01836a2ba6d1eef7d59a34dd4b2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.6.ufo.UNBOUNDED.pals.c.v+sep-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 f5f8e6f4114bf01836a2ba6d1eef7d59a34dd4b2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:33,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:33,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:33,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:33,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:33,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:33,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:33,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:33,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:33,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:33,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:33,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:34,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:34,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:34,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:34,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:34,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:34,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:34,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:34,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:34,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:34,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:34,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:34,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:34,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:34,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:34,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:34,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:34,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:34,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:34,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:34,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:34,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:34,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:34,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:34,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:34,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:34,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:34,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:34,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:34,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:34,093 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:34,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:34,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:34,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:34,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:34,137 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:34,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:34,139 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:34,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:34,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:34,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:34,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:34,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:34,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:34,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:34,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:34,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:34,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:34,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:34,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:34,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:34,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:34,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:34,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:34,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:34,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:34,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:34,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:34,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:34,152 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 -> f5f8e6f4114bf01836a2ba6d1eef7d59a34dd4b2 [2019-11-26 17:18:34,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:34,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:34,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:34,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:34,743 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:34,744 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:34,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32f295974/836bb43d5a4145309b38adb66ecdd0fc/FLAG5a59d7734 [2019-11-26 17:18:36,526 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:36,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:36,622 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32f295974/836bb43d5a4145309b38adb66ecdd0fc/FLAG5a59d7734 [2019-11-26 17:18:36,661 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32f295974/836bb43d5a4145309b38adb66ecdd0fc [2019-11-26 17:18:36,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:36,672 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:36,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:36,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:36,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:36,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:36" (1/1) ... [2019-11-26 17:18:36,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:36, skipping insertion in model container [2019-11-26 17:18:36,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:36" (1/1) ... [2019-11-26 17:18:36,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:37,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:40,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:40,997 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:42,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:42,775 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:42,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42 WrapperNode [2019-11-26 17:18:42,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:42,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:42,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:42,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:42,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:42,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:43,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:43,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:43,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:43,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:43,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:43,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:43,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:43,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:43,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:43,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:43,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:42" (1/1) ... [2019-11-26 17:18:43,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:43,822 INFO L168 Benchmark]: Toolchain (without parser) took 7144.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 778.1 MB in the end (delta: 172.2 MB). Peak memory consumption was 172.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:43,827 INFO L168 Benchmark]: CDTParser took 3.40 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. [2019-11-26 17:18:43,829 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6102.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 837.1 MB in the end (delta: 113.2 MB). Peak memory consumption was 113.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:43,830 INFO L168 Benchmark]: Boogie Procedure Inliner took 562.69 ms. Allocated memory is still 1.0 GB. Free memory was 837.1 MB in the beginning and 801.0 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:43,835 INFO L168 Benchmark]: Boogie Preprocessor took 471.34 ms. Allocated memory is still 1.0 GB. Free memory was 801.0 MB in the beginning and 778.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:43,847 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.40 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 6102.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 837.1 MB in the end (delta: 113.2 MB). Peak memory consumption was 113.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 562.69 ms. Allocated memory is still 1.0 GB. Free memory was 837.1 MB in the beginning and 801.0 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 471.34 ms. Allocated memory is still 1.0 GB. Free memory was 801.0 MB in the beginning and 778.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-025d5a2 [2019-11-26 17:18:47,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:47,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:47,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:47,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:47,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:47,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:47,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:47,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:47,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:47,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:47,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:47,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:47,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:47,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:47,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:47,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:47,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:47,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:47,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:47,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:47,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:47,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:47,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:47,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:47,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:47,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:47,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:47,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:47,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:47,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:47,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:47,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:47,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:47,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:47,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:47,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:47,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:47,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:47,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:47,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:47,983 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:48,027 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:48,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:48,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:48,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:48,035 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:48,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:48,036 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:48,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:48,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:48,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:48,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:48,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:48,042 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:48,042 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:48,043 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:48,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:48,045 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:48,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:48,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:48,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:48,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:48,046 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:48,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:48,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:48,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:48,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:48,051 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:48,051 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:48,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:48,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:48,053 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 -> f5f8e6f4114bf01836a2ba6d1eef7d59a34dd4b2 [2019-11-26 17:18:48,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:48,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:48,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:48,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:48,635 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:48,637 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:48,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f627417/9be46f6fa0414f84b91f83079d1333f5/FLAGfd879ad16 [2019-11-26 17:18:50,309 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:50,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:50,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f627417/9be46f6fa0414f84b91f83079d1333f5/FLAGfd879ad16 [2019-11-26 17:18:50,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f627417/9be46f6fa0414f84b91f83079d1333f5 [2019-11-26 17:18:50,918 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:50,921 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:50,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:50,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:50,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:50,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:50" (1/1) ... [2019-11-26 17:18:50,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:50, skipping insertion in model container [2019-11-26 17:18:50,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:50" (1/1) ... [2019-11-26 17:18:50,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:51,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:55,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:55,803 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:58,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:58,455 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:58,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58 WrapperNode [2019-11-26 17:18:58,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:58,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:58,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:58,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:58,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:58,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:58,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:58,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:58,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:59,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:59,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:59,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:59,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:59,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:59,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:59,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:58" (1/1) ... [2019-11-26 17:18:59,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:59,905 INFO L168 Benchmark]: Toolchain (without parser) took 8979.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 933.6 MB in the end (delta: 16.7 MB). Peak memory consumption was 275.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:59,906 INFO L168 Benchmark]: CDTParser took 1.85 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. [2019-11-26 17:18:59,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7534.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 752.6 MB in the end (delta: 197.6 MB). Peak memory consumption was 197.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:59,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 519.61 ms. Allocated memory is still 1.0 GB. Free memory was 752.6 MB in the beginning and 718.5 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:59,916 INFO L168 Benchmark]: Boogie Preprocessor took 917.63 ms. Allocated memory is still 1.0 GB. Free memory was 718.5 MB in the beginning and 933.6 MB in the end (delta: -215.1 MB). Peak memory consumption was 43.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:59,926 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 7534.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 752.6 MB in the end (delta: 197.6 MB). Peak memory consumption was 197.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 519.61 ms. Allocated memory is still 1.0 GB. Free memory was 752.6 MB in the beginning and 718.5 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 917.63 ms. Allocated memory is still 1.0 GB. Free memory was 718.5 MB in the beginning and 933.6 MB in the end (delta: -215.1 MB). Peak memory consumption was 43.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...