./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.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-var-start-time.6.2.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bca71681f1afc24480f1d558e94eb78c77aec20 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-var-start-time.6.2.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bca71681f1afc24480f1d558e94eb78c77aec20 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:23:17,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:17,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:17,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:17,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:17,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:17,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:17,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:17,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:17,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:17,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:17,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:17,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:17,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:17,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:17,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:17,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:17,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:17,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:17,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:17,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:17,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:17,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:17,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:17,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:17,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:17,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:17,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:17,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:17,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:17,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:17,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:17,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:17,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:17,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:17,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:17,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:17,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:17,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:17,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:17,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:17,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:17,849 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:17,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:17,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:17,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:17,856 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:17,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:17,857 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:17,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:17,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:17,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:17,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:17,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:17,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:17,865 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:17,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:17,865 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:17,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:17,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:17,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:17,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:17,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:17,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:17,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:17,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:17,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:17,870 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:17,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:17,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:17,874 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 -> 4bca71681f1afc24480f1d558e94eb78c77aec20 [2019-11-27 16:23:18,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:18,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:18,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:18,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:18,466 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:18,470 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:18,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d4f9886e/ad442d09b6e444f59f3aecf598117068/FLAG15e63dad6 [2019-11-27 16:23:19,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:19,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:19,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d4f9886e/ad442d09b6e444f59f3aecf598117068/FLAG15e63dad6 [2019-11-27 16:23:19,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d4f9886e/ad442d09b6e444f59f3aecf598117068 [2019-11-27 16:23:19,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:19,831 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:19,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:19,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:19,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:19,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:19" (1/1) ... [2019-11-27 16:23:19,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8bcb05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:19, skipping insertion in model container [2019-11-27 16:23:19,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:19" (1/1) ... [2019-11-27 16:23:19,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:19,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:20,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:20,760 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:20,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:21,000 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:21,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21 WrapperNode [2019-11-27 16:23:21,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:21,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:21,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:21,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:21,025 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 16:23:21,072 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 16:23:21,173 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:21,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:21,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:21,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:21,191 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 16:23:21,191 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 16:23:21,208 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 16:23:21,211 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 16:23:21,239 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 16:23:21,262 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 16:23:21,273 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 16:23:21,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:21,311 INFO L168 Benchmark]: Toolchain (without parser) took 1471.87 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:21,312 INFO L168 Benchmark]: CDTParser took 0.36 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 16:23:21,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1159.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:21,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.12 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:21,321 INFO L168 Benchmark]: Boogie Preprocessor took 121.72 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:21,329 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1159.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.12 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 121.72 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:25,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:25,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:25,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:25,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:25,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:25,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:25,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:25,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:25,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:25,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:25,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:25,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:25,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:25,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:25,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:25,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:25,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:25,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:25,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:25,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:25,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:25,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:25,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:25,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:25,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:25,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:25,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:25,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:25,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:25,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:25,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:25,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:25,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:25,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:25,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:25,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:25,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:25,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:25,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:25,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:25,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:25,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:25,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:25,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:25,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:25,433 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:25,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:25,434 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:25,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:25,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:25,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:25,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:25,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:25,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:25,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:25,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:25,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:25,442 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:25,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:25,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:25,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:25,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:25,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:25,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:25,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:25,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:25,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:25,447 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:25,449 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:25,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:25,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:25,451 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 -> 4bca71681f1afc24480f1d558e94eb78c77aec20 [2019-11-27 16:23:25,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:26,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:26,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:26,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:26,022 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:26,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:26,175 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f3d0111f/3dd0fa710fad46f9996055d1f0324cf3/FLAG4fc11b264 [2019-11-27 16:23:27,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:27,251 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:27,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f3d0111f/3dd0fa710fad46f9996055d1f0324cf3/FLAG4fc11b264 [2019-11-27 16:23:27,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f3d0111f/3dd0fa710fad46f9996055d1f0324cf3 [2019-11-27 16:23:27,351 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:27,356 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:27,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:27,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:27,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:27,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:27" (1/1) ... [2019-11-27 16:23:27,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e09eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:27, skipping insertion in model container [2019-11-27 16:23:27,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:27" (1/1) ... [2019-11-27 16:23:27,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:27,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:28,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:28,365 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:28,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:28,635 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:28,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28 WrapperNode [2019-11-27 16:23:28,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:28,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:28,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:28,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:28,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:28,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:28,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:28,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:28,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:28,902 INFO L168 Benchmark]: Toolchain (without parser) took 1544.62 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 978.1 MB in the end (delta: -16.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:28,907 INFO L168 Benchmark]: CDTParser took 1.28 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 16:23:28,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1278.64 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:28,917 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.15 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:28,919 INFO L168 Benchmark]: Boogie Preprocessor took 125.29 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:28,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 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 1278.64 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.15 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.29 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...