./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 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.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 0.1.24-509859d [2019-11-27 16:28:03,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:03,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:03,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:03,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:03,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:03,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:03,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:03,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:03,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:03,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:03,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:03,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:03,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:03,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:03,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:03,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:03,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:03,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:03,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:03,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:03,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:03,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:03,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:03,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:03,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:03,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:03,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:03,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:04,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:04,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:04,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:04,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:04,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:04,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:04,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:04,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:04,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:04,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:04,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:04,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:04,026 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:04,066 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:04,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:04,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:04,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:04,073 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:04,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:04,074 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:04,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:04,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:04,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:04,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:04,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:04,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:04,083 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:04,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:04,084 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:04,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:04,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:04,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:04,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:04,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:04,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:04,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:04,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:04,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:04,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:04,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:04,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:04,090 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 [2019-11-27 16:28:04,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:04,767 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:04,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:04,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:04,783 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:04,784 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:28:04,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd712090/d14b307ab4a3441984fd16d972ffa2f5/FLAGf3c3de5ab [2019-11-27 16:28:06,590 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:06,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:28:06,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd712090/d14b307ab4a3441984fd16d972ffa2f5/FLAGf3c3de5ab [2019-11-27 16:28:06,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd712090/d14b307ab4a3441984fd16d972ffa2f5 [2019-11-27 16:28:06,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:06,753 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:06,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:06,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:06,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:06,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:06" (1/1) ... [2019-11-27 16:28:06,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:06, skipping insertion in model container [2019-11-27 16:28:06,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:06" (1/1) ... [2019-11-27 16:28:06,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:07,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:10,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:10,889 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:12,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:12,942 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:12,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12 WrapperNode [2019-11-27 16:28:12,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:12,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:12,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:12,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:12,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:13,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:13,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:13,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:13,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:13,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:13,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:13,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:13,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:13,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:13,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:13,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:13,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:12" (1/1) ... [2019-11-27 16:28:14,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:14,034 INFO L168 Benchmark]: Toolchain (without parser) took 7275.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 766.9 MB in the end (delta: 189.1 MB). Peak memory consumption was 189.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:14,035 INFO L168 Benchmark]: CDTParser took 0.77 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 16:28:14,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6189.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 825.7 MB in the end (delta: 130.2 MB). Peak memory consumption was 130.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:14,041 INFO L168 Benchmark]: Boogie Procedure Inliner took 504.37 ms. Allocated memory is still 1.0 GB. Free memory was 825.7 MB in the beginning and 789.9 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:14,045 INFO L168 Benchmark]: Boogie Preprocessor took 572.91 ms. Allocated memory is still 1.0 GB. Free memory was 789.9 MB in the beginning and 766.9 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:14,058 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 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 6189.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 825.7 MB in the end (delta: 130.2 MB). Peak memory consumption was 130.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 504.37 ms. Allocated memory is still 1.0 GB. Free memory was 825.7 MB in the beginning and 789.9 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 572.91 ms. Allocated memory is still 1.0 GB. Free memory was 789.9 MB in the beginning and 766.9 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:28:17,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:17,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:17,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:17,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:17,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:17,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:17,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:17,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:17,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:17,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:17,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:17,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:17,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:17,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:17,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:17,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:17,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:17,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:17,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:17,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:17,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:17,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:17,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:17,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:17,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:17,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:17,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:17,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:17,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:17,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:17,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:17,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:17,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:17,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:17,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:17,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:17,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:17,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:17,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:18,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:18,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:18,043 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:18,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:18,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:18,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:18,049 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:18,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:18,053 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:18,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:18,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:18,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:18,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:18,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:18,056 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:18,056 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:18,057 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:18,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:18,060 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:18,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:18,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:18,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:18,061 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:18,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:18,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:18,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:18,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:18,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:18,065 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:18,065 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:18,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:18,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:18,067 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 [2019-11-27 16:28:18,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:18,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:18,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:18,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:18,653 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:18,657 INFO L428 ainManager$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 [2019-11-27 16:28:18,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe5ec43a/f874c4dca1c4450eb0db54808f634076/FLAG997d4103c [2019-11-27 16:28:20,485 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:20,488 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 [2019-11-27 16:28:20,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe5ec43a/f874c4dca1c4450eb0db54808f634076/FLAG997d4103c [2019-11-27 16:28:20,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe5ec43a/f874c4dca1c4450eb0db54808f634076 [2019-11-27 16:28:20,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:20,963 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:20,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:20,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:20,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:20,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:20,987 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 27.11 04:28:20, skipping insertion in model container [2019-11-27 16:28:20,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:20" (1/1) ... [2019-11-27 16:28:21,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:21,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:26,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:26,055 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:28,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:28,722 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:28,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28 WrapperNode [2019-11-27 16:28:28,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:28,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:28,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:28,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:28,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:29,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:29,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:29,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:29,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:29,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:29,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:29,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:29,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:29,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:29,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:29,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:29,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:29,898 INFO L168 Benchmark]: Toolchain (without parser) took 8930.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 930.7 MB in the end (delta: 25.3 MB). Peak memory consumption was 280.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:29,902 INFO L168 Benchmark]: CDTParser took 0.39 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 16:28:29,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7759.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 749.6 MB in the end (delta: 206.4 MB). Peak memory consumption was 206.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:29,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 399.60 ms. Allocated memory is still 1.0 GB. Free memory was 749.6 MB in the beginning and 720.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:29,912 INFO L168 Benchmark]: Boogie Preprocessor took 763.30 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 930.7 MB in the end (delta: -209.7 MB). Peak memory consumption was 45.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:29,920 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 7759.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 749.6 MB in the end (delta: 206.4 MB). Peak memory consumption was 206.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 399.60 ms. Allocated memory is still 1.0 GB. Free memory was 749.6 MB in the beginning and 720.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 763.30 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 930.7 MB in the end (delta: -209.7 MB). Peak memory consumption was 45.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...