./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.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 4407e3fc64a6f907cafcdd6d7121e5891f520f37 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.7.1.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 4407e3fc64a6f907cafcdd6d7121e5891f520f37 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:40,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:40,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:40,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:40,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:40,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:40,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:40,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:40,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:40,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:40,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:40,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:40,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:40,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:40,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:40,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:40,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:40,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:40,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:40,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:40,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:40,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:40,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:40,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:40,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:40,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:40,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:40,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:40,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:40,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:40,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:40,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:40,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:40,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:40,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:40,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:40,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:40,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:40,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:40,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:40,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:40,756 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:40,795 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:40,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:40,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:40,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:40,803 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:40,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:40,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:40,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:40,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:40,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:40,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:40,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:40,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:40,810 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:40,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:40,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:40,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:40,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:40,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:40,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:40,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:40,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:40,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:40,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:40,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:40,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:40,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:40,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:40,821 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 -> 4407e3fc64a6f907cafcdd6d7121e5891f520f37 [2019-11-27 10:01:41,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:41,426 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:41,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:41,434 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:41,438 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:41,439 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:41,597 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11bad055a/a454799f6817461b98ec610e42bbd255/FLAGcfcc3ea72 [2019-11-27 10:01:42,756 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:42,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:42,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11bad055a/a454799f6817461b98ec610e42bbd255/FLAGcfcc3ea72 [2019-11-27 10:01:43,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11bad055a/a454799f6817461b98ec610e42bbd255 [2019-11-27 10:01:43,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:43,306 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:43,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:43,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:43,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:43,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,325 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 10:01:43, skipping insertion in model container [2019-11-27 10:01:43,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:43,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:44,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:44,267 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:44,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:44,470 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:44,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44 WrapperNode [2019-11-27 10:01:44,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:44,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:44,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:44,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:44,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:44,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:44,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:44,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:44,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:44" (1/1) ... [2019-11-27 10:01:44,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:44,716 INFO L168 Benchmark]: Toolchain (without parser) took 1401.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 985.2 MB in the end (delta: -26.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:44,728 INFO L168 Benchmark]: CDTParser took 1.30 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 10:01:44,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1158.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 985.2 MB in the end (delta: -26.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:44,736 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.93 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:44,738 INFO L168 Benchmark]: Boogie Preprocessor took 102.86 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:44,750 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 1158.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 985.2 MB in the end (delta: -26.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.93 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.86 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:48,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:48,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:48,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:48,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:48,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:48,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:48,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:48,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:48,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:48,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:48,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:48,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:48,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:48,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:48,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:48,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:48,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:48,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:48,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:48,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:48,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:48,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:48,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:48,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:48,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:48,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:48,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:48,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:48,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:48,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:48,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:48,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:48,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:48,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:48,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:48,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:48,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:48,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:48,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:48,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:48,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:48,936 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:48,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:48,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:48,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:48,943 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:48,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:48,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:48,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:48,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:48,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:48,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:48,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:48,949 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:48,950 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:48,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:48,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:48,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:48,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:48,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:48,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:48,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:48,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:48,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:48,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:48,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:48,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:48,957 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:48,958 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:48,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:48,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:48,960 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 -> 4407e3fc64a6f907cafcdd6d7121e5891f520f37 [2019-11-27 10:01:49,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:49,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:49,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:49,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:49,600 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:49,602 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:49,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6786b748/4992f34c78b44614aebd59c96245f052/FLAG718482955 [2019-11-27 10:01:50,901 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:50,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:50,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6786b748/4992f34c78b44614aebd59c96245f052/FLAG718482955 [2019-11-27 10:01:50,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6786b748/4992f34c78b44614aebd59c96245f052 [2019-11-27 10:01:50,984 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:50,986 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:50,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:50,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:50,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:51,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:51,003 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 10:01:51, skipping insertion in model container [2019-11-27 10:01:51,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:51,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:51,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:51,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:52,013 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:52,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:52,275 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:52,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52 WrapperNode [2019-11-27 10:01:52,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:52,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:52,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:52,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:52,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:52,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:52,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:52,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:52,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:52,553 INFO L168 Benchmark]: Toolchain (without parser) took 1559.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.4 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:52,555 INFO L168 Benchmark]: CDTParser took 1.02 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 10:01:52,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1287.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 984.1 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:52,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.58 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:52,572 INFO L168 Benchmark]: Boogie Preprocessor took 126.70 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:52,578 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 1287.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 984.1 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.58 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.70 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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...