./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-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.4.ufo.BOUNDED-8.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 53584a9ba29464d634129643179906f33d92fd47 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.ufo.BOUNDED-8.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 53584a9ba29464d634129643179906f33d92fd47 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:18:03,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:03,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:03,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:03,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:03,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:03,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:03,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:03,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:03,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:03,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:03,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:03,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:03,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:03,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:03,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:03,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:03,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:03,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:03,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:03,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:03,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:04,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:04,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:04,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:04,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:04,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:04,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:04,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:04,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:04,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:04,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:04,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:04,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:04,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:04,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:04,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:04,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:04,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:04,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:04,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:04,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:04,058 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:04,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:04,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:04,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:04,062 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:04,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:04,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:04,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:04,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:04,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:04,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:04,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:04,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:04,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:04,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:04,068 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:04,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:04,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:04,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:04,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:04,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:04,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:04,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:04,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:04,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:04,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:04,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:04,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:04,073 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 -> 53584a9ba29464d634129643179906f33d92fd47 [2019-11-26 17:18:04,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:04,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:04,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:04,552 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:04,552 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:04,553 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:18:04,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3a72c9cc/00b458956fb04241a9d95446d5a47704/FLAG13374f976 [2019-11-26 17:18:05,557 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:05,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:18:05,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3a72c9cc/00b458956fb04241a9d95446d5a47704/FLAG13374f976 [2019-11-26 17:18:05,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3a72c9cc/00b458956fb04241a9d95446d5a47704 [2019-11-26 17:18:05,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:05,695 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:05,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:05,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:05,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:05,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05, skipping insertion in model container [2019-11-26 17:18:05,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:05,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:06,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:06,851 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:07,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:07,363 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:07,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07 WrapperNode [2019-11-26 17:18:07,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:07,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:07,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:07,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:07,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:07,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:07,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:07,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:07,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:07" (1/1) ... [2019-11-26 17:18:07,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:07,662 INFO L168 Benchmark]: Toolchain (without parser) took 1966.23 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 950.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:07,663 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. [2019-11-26 17:18:07,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1670.99 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 962.2 MB in the end (delta: -2.0 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:07,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.06 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:07,670 INFO L168 Benchmark]: Boogie Preprocessor took 132.81 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. [2019-11-26 17:18:07,676 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 1670.99 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 962.2 MB in the end (delta: -2.0 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 155.06 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 132.81 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. 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 17:18:10,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:10,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:10,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:10,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:10,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:10,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:10,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:10,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:10,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:10,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:10,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:10,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:10,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:10,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:10,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:10,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:10,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:10,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:10,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:10,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:10,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:10,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:10,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:10,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:10,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:10,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:10,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:10,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:10,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:10,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:10,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:10,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:10,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:10,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:10,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:10,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:10,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:10,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:10,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:10,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:10,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:10,566 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:10,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:10,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:10,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:10,571 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:10,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:10,572 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:10,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:10,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:10,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:10,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:10,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:10,576 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:10,576 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:10,576 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:10,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:10,577 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:10,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:10,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:10,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:10,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:10,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:10,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:10,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:10,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:10,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:10,581 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:10,581 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:10,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:10,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:10,583 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 -> 53584a9ba29464d634129643179906f33d92fd47 [2019-11-26 17:18:11,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:11,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:11,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:11,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:11,060 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:11,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:18:11,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98de4b240/f244773f1ddf4f7684e09e30970b3425/FLAGd42a6b31c [2019-11-26 17:18:12,093 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:12,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:18:12,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98de4b240/f244773f1ddf4f7684e09e30970b3425/FLAGd42a6b31c [2019-11-26 17:18:12,217 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98de4b240/f244773f1ddf4f7684e09e30970b3425 [2019-11-26 17:18:12,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:12,227 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:12,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:12,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:12,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:12,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5115533e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:12, skipping insertion in model container [2019-11-26 17:18:12,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:12" (1/1) ... [2019-11-26 17:18:12,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:12,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:13,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:13,468 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:13,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:13,964 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:13,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:13 WrapperNode [2019-11-26 17:18:13,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:13,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:13,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:13,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:13,987 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 17:18:14,042 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 17:18:14,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:14,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:14,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:14,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:14,156 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 17:18:14,157 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 17:18:14,170 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 17:18:14,170 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 17:18:14,221 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 17:18:14,248 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 17:18:14,260 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 17:18:14,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:14,285 INFO L168 Benchmark]: Toolchain (without parser) took 2053.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 937.9 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:14,286 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:14,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1736.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 949.3 MB in the end (delta: 18.1 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:14,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.65 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:14,293 INFO L168 Benchmark]: Boogie Preprocessor took 140.23 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 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. [2019-11-26 17:18:14,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1736.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 949.3 MB in the end (delta: 18.1 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.65 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 140.23 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 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...