./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02820ae8e8d2b67fd6a3205c6bbadbfeb9e56486 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02820ae8e8d2b67fd6a3205c6bbadbfeb9e56486 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:27:32,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:32,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:32,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:32,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:32,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:32,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:32,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:32,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:32,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:32,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:32,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:32,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:32,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:32,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:32,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:32,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:32,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:32,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:32,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:32,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:32,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:32,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:32,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:32,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:32,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:32,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:32,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:32,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:32,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:32,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:32,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:32,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:32,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:32,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:32,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:32,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:32,767 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:32,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:32,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:32,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:32,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:32,826 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:32,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:32,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:32,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:32,836 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:32,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:32,839 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:32,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:32,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:32,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:32,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:32,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:32,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:32,845 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:32,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:32,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:32,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:32,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:32,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:32,851 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:32,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:32,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:32,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:32,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:32,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:32,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:32,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:32,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:32,857 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 -> 02820ae8e8d2b67fd6a3205c6bbadbfeb9e56486 [2019-11-27 16:27:33,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:33,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:33,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:33,439 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:33,440 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:33,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:27:33,595 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cda8404c/e0a6a76133cc44b88a09d98221fa2b1f/FLAG04f3ee962 [2019-11-27 16:27:34,955 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:34,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:27:35,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cda8404c/e0a6a76133cc44b88a09d98221fa2b1f/FLAG04f3ee962 [2019-11-27 16:27:35,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cda8404c/e0a6a76133cc44b88a09d98221fa2b1f [2019-11-27 16:27:35,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:35,049 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:35,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:35,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:35,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:35,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:35,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:35, skipping insertion in model container [2019-11-27 16:27:35,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:35" (1/1) ... [2019-11-27 16:27:35,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:35,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:36,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:36,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:37,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:37,410 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:37,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37 WrapperNode [2019-11-27 16:27:37,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:37,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:37,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:37,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:37,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:37,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:37,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:37,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:37,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:37" (1/1) ... [2019-11-27 16:27:37,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:37,785 INFO L168 Benchmark]: Toolchain (without parser) took 2733.13 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 945.1 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:37,786 INFO L168 Benchmark]: CDTParser took 0.39 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 16:27:37,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2353.52 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 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:37,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 215.42 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:37,794 INFO L168 Benchmark]: Boogie Preprocessor took 149.84 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:37,804 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2353.52 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 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 215.42 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 149.84 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:27:41,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:41,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:41,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:41,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:41,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:41,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:41,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:41,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:41,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:41,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:41,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:41,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:41,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:41,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:41,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:41,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:41,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:41,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:41,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:41,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:41,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:41,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:41,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:41,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:41,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:41,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:41,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:41,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:41,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:41,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:41,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:41,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:41,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:41,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:41,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:41,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:41,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:41,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:41,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:41,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:41,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:41,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:41,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:41,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:41,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:41,909 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:41,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:41,909 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:41,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:41,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:41,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:41,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:41,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:41,914 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:41,918 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:41,919 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:41,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:41,919 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:41,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:41,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:41,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:41,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:41,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:41,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:41,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:41,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:41,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:41,923 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:41,925 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:41,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:41,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:41,927 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 -> 02820ae8e8d2b67fd6a3205c6bbadbfeb9e56486 [2019-11-27 16:27:42,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:42,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:42,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:42,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:42,566 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:42,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:27:42,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a079e6d5/2ee8a87466e444c29e79ce77c74360de/FLAG9b4b9d51f [2019-11-27 16:27:44,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:44,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:27:44,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a079e6d5/2ee8a87466e444c29e79ce77c74360de/FLAG9b4b9d51f [2019-11-27 16:27:44,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a079e6d5/2ee8a87466e444c29e79ce77c74360de [2019-11-27 16:27:44,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:44,118 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:44,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:44,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:44,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:44,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:44" (1/1) ... [2019-11-27 16:27:44,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:44, skipping insertion in model container [2019-11-27 16:27:44,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:44" (1/1) ... [2019-11-27 16:27:44,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:44,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:45,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:45,898 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:46,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:46,709 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:46,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46 WrapperNode [2019-11-27 16:27:46,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:46,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:46,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:46,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:46,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:46,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:46,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:46,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:46,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:46,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:46,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:46,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:46" (1/1) ... [2019-11-27 16:27:47,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:47,232 INFO L168 Benchmark]: Toolchain (without parser) took 3105.50 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 937.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:47,234 INFO L168 Benchmark]: CDTParser took 2.74 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 16:27:47,238 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2590.11 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 949.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:47,244 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.83 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:47,245 INFO L168 Benchmark]: Boogie Preprocessor took 249.64 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 937.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:47,256 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.74 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 2590.11 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 949.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 258.83 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.64 ms. Allocated memory is still 1.0 GB. Free memory was 943.7 MB in the beginning and 937.9 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...