./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.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/pals_lcr.4.1.ufo.BOUNDED-8.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8044e0aeebe72762497fc5ccaff76a34eb4c9821 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8044e0aeebe72762497fc5ccaff76a34eb4c9821 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:23:18,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:18,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:18,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:18,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:18,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:18,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:18,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:18,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:18,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:18,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:18,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:18,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:18,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:18,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:18,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:18,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:18,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:18,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:18,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:18,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:18,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:18,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:18,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:18,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:18,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:18,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:18,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:18,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:18,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:18,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:18,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:18,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:18,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:18,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:18,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:18,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:18,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:18,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:18,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:18,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:18,802 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:18,842 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:18,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:18,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:18,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:18,848 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:18,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:18,848 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:18,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:18,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:18,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:18,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:18,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:18,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:18,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:18,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:18,856 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:18,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:18,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:18,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:18,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:18,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:18,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:18,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:18,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:18,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:18,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:18,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:18,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:18,863 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 -> 8044e0aeebe72762497fc5ccaff76a34eb4c9821 [2019-11-27 16:23:19,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:19,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:19,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:19,525 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:19,526 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:19,529 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:19,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1a2272e0/112e29c2880a45a8a8f51db46a1db6cd/FLAGe5b434e75 [2019-11-27 16:23:20,808 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:20,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:20,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1a2272e0/112e29c2880a45a8a8f51db46a1db6cd/FLAGe5b434e75 [2019-11-27 16:23:20,867 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1a2272e0/112e29c2880a45a8a8f51db46a1db6cd [2019-11-27 16:23:20,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:20,873 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:20,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:20,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:20,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:20,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20, skipping insertion in model container [2019-11-27 16:23:20,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:21,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:21,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:21,671 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:21,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:21,840 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:21,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21 WrapperNode [2019-11-27 16:23:21,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:21,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:21,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:21,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:21,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:21,901 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:21,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:21,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:21,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:21,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:22,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:22,108 INFO L168 Benchmark]: Toolchain (without parser) took 1215.67 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:22,111 INFO L168 Benchmark]: CDTParser took 0.83 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 16:23:22,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 952.84 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:22,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.48 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:22,120 INFO L168 Benchmark]: Boogie Preprocessor took 93.70 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 16:23:22,134 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 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 952.84 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 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.48 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.70 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:25,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:25,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:25,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:25,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:25,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:25,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:26,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:26,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:26,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:26,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:26,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:26,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:26,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:26,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:26,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:26,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:26,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:26,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:26,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:26,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:26,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:26,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:26,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:26,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:26,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:26,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:26,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:26,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:26,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:26,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:26,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:26,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:26,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:26,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:26,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:26,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:26,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:26,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:26,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:26,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:26,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:26,156 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:26,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:26,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:26,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:26,162 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:26,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:26,163 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:26,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:26,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:26,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:26,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:26,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:26,168 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:26,169 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:26,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:26,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:26,170 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:26,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:26,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:26,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:26,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:26,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:26,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:26,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:26,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:26,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:26,176 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:26,176 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:26,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:26,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:26,180 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 -> 8044e0aeebe72762497fc5ccaff76a34eb4c9821 [2019-11-27 16:23:26,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:26,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:26,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:26,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:26,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:26,817 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:26,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fc993798/24655f36541b4ba28ee70b1d05a590b5/FLAG7e470acd2 [2019-11-27 16:23:28,049 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:28,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.BOUNDED-8.pals.c [2019-11-27 16:23:28,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fc993798/24655f36541b4ba28ee70b1d05a590b5/FLAG7e470acd2 [2019-11-27 16:23:28,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fc993798/24655f36541b4ba28ee70b1d05a590b5 [2019-11-27 16:23:28,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:28,139 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:28,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:28,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:28,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:28,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28, skipping insertion in model container [2019-11-27 16:23:28,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:28,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:29,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:29,042 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:29,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:29,253 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:29,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29 WrapperNode [2019-11-27 16:23:29,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:29,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:29,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:29,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:29,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:29,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:29,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:29,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:29,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:29,561 INFO L168 Benchmark]: Toolchain (without parser) took 1416.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:29,565 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 16:23:29,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1108.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:29,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.57 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 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 16:23:29,575 INFO L168 Benchmark]: Boogie Preprocessor took 137.46 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 16:23:29,582 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1108.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.57 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 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 137.46 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...