./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ad16bc38974d64f9346681e455c3a70af3898e0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0ad16bc38974d64f9346681e455c3a70af3898e0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:00,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:00,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:00,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:00,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:00,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:00,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:00,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:00,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:00,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:00,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:00,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:00,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:00,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:00,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:00,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:00,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:00,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:00,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:00,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:00,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:00,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:00,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:00,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:00,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:00,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:00,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:00,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:00,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:00,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:00,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:00,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:00,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:00,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:00,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:00,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:00,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:00,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:00,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:00,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:00,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:00,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:00,909 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:00,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:00,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:00,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:00,915 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:00,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:00,918 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:00,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:00,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:00,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:00,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:00,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:00,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:00,923 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:00,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:00,924 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:00,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:00,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:00,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:00,926 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:00,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:00,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:00,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:00,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:00,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:00,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:00,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:00,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:00,931 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 -> 0ad16bc38974d64f9346681e455c3a70af3898e0 [2019-11-26 17:18:01,482 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:01,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:01,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:01,523 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:01,525 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:01,526 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:01,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa5fd7c6d/c58cdaf2434943108ab0660423c8a213/FLAG284fec6ff [2019-11-26 17:18:02,937 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:02,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:02,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa5fd7c6d/c58cdaf2434943108ab0660423c8a213/FLAG284fec6ff [2019-11-26 17:18:03,018 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa5fd7c6d/c58cdaf2434943108ab0660423c8a213 [2019-11-26 17:18:03,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:03,025 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:03,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:03,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:03,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:03,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:03, skipping insertion in model container [2019-11-26 17:18:03,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:03" (1/1) ... [2019-11-26 17:18:03,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:03,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:04,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:04,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:04,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:04,963 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:04,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04 WrapperNode [2019-11-26 17:18:04,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:04,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:04,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:04,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:04,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:05,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:05,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:05,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:05,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:05,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:05,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:05,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:05,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:05,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:05,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:05,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:05,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:05,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:05,357 INFO L168 Benchmark]: Toolchain (without parser) took 2326.07 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 956.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:05,359 INFO L168 Benchmark]: CDTParser took 3.27 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. [2019-11-26 17:18:05,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1932.86 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 962.5 MB in the end (delta: -841.5 kB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:05,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.91 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:05,369 INFO L168 Benchmark]: Boogie Preprocessor took 155.93 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:05,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.27 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 1932.86 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 962.5 MB in the end (delta: -841.5 kB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.91 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.93 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 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 0.1.24-025d5a2 [2019-11-26 17:18:09,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:09,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:09,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:09,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:09,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:09,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:09,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:09,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:09,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:09,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:09,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:09,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:09,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:09,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:09,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:09,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:09,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:09,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:09,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:09,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:09,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:09,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:09,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:09,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:09,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:09,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:09,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:09,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:09,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:09,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:09,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:09,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:09,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:09,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:09,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:09,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:09,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:09,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:09,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:09,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:09,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:09,689 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:09,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:09,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:09,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:09,697 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:09,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:09,698 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:09,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:09,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:09,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:09,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:09,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:09,701 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:09,704 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:09,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:09,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:09,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:09,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:09,714 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:09,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:09,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:09,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:09,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:09,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:09,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:09,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:09,721 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:09,721 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:09,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:09,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:09,726 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 -> 0ad16bc38974d64f9346681e455c3a70af3898e0 [2019-11-26 17:18:10,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:10,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:10,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:10,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:10,340 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:10,342 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:10,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0242b9063/7e1bfb5c8dce45ab83b79f8ed4dd30c7/FLAGa52f17bf3 [2019-11-26 17:18:11,725 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:11,728 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-26 17:18:11,758 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0242b9063/7e1bfb5c8dce45ab83b79f8ed4dd30c7/FLAGa52f17bf3 [2019-11-26 17:18:11,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0242b9063/7e1bfb5c8dce45ab83b79f8ed4dd30c7 [2019-11-26 17:18:11,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:11,811 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:11,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:11,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:11,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:11,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:11" (1/1) ... [2019-11-26 17:18:11,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:11, skipping insertion in model container [2019-11-26 17:18:11,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:11" (1/1) ... [2019-11-26 17:18:11,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:11,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:13,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:13,228 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:13,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:13,866 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:13,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13 WrapperNode [2019-11-26 17:18:13,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:13,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:13,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:13,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:13,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:13,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:14,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:14,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:14,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:14,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:14,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:14,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:14,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:14,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:14,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:14,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:14,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13" (1/1) ... [2019-11-26 17:18:14,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:14,340 INFO L168 Benchmark]: Toolchain (without parser) took 2521.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:14,344 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. [2019-11-26 17:18:14,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2056.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.0 MB in the end (delta: -699.0 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:14,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.62 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:14,358 INFO L168 Benchmark]: Boogie Preprocessor took 210.12 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:14,366 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 2056.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.0 MB in the end (delta: -699.0 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.62 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.12 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 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...