./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+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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+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 7776333ace664ed9fa62b807b623990aa63fa746 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+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 7776333ace664ed9fa62b807b623990aa63fa746 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:23:56,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:56,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:56,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:56,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:56,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:56,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:56,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:56,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:56,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:56,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:56,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:56,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:56,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:56,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:56,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:56,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:56,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:56,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:56,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:56,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:56,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:56,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:56,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:56,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:56,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:56,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:56,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:56,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:56,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:56,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:56,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:56,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:56,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:56,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:56,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:56,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:56,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:56,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:56,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:56,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:56,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:56,529 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:56,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:56,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:56,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:56,538 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:56,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:56,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:56,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:56,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:56,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:56,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:56,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:56,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:56,545 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:56,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:56,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:56,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:56,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:56,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:56,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:56,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:56,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:56,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:56,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:56,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:56,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:56,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:56,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:56,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:56,555 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 -> 7776333ace664ed9fa62b807b623990aa63fa746 [2019-11-24 21:23:57,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:57,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:57,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:57,146 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:57,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:57,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:57,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2935a8412/c44934259dc84df78b3a83276d79dbc1/FLAG31ca40d34 [2019-11-24 21:23:58,566 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:58,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:23:58,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2935a8412/c44934259dc84df78b3a83276d79dbc1/FLAG31ca40d34 [2019-11-24 21:23:58,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2935a8412/c44934259dc84df78b3a83276d79dbc1 [2019-11-24 21:23:58,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:58,660 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:58,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:58,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:58,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:58,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:58" (1/1) ... [2019-11-24 21:23:58,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:58, skipping insertion in model container [2019-11-24 21:23:58,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:58" (1/1) ... [2019-11-24 21:23:58,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:58,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:59,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:59,967 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:00,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:00,338 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:00,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00 WrapperNode [2019-11-24 21:24:00,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:00,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:00,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:00,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:00,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:00,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:00,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:00,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:00,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:00" (1/1) ... [2019-11-24 21:24:00,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:00,700 INFO L168 Benchmark]: Toolchain (without parser) took 2031.10 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:00,702 INFO L168 Benchmark]: CDTParser took 1.09 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. [2019-11-24 21:24:00,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1678.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:00,712 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.58 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:00,717 INFO L168 Benchmark]: Boogie Preprocessor took 149.54 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:00,728 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 1678.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.58 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 149.54 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 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 0.1.24-32f2683 [2019-11-24 21:24:04,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:04,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:04,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:04,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:04,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:04,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:04,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:04,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:04,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:04,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:04,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:04,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:04,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:04,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:04,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:04,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:04,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:04,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:04,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:04,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:04,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:04,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:04,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:04,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:04,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:04,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:04,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:04,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:04,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:04,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:04,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:04,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:04,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:04,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:04,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:04,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:04,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:04,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:04,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:04,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:04,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:24:05,033 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:05,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:05,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:05,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:05,040 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:05,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:05,042 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:05,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:05,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:05,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:05,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:05,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:05,047 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:05,048 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:24:05,048 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:24:05,049 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:05,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:05,050 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:05,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:05,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:05,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:05,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:05,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:05,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:05,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:05,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:05,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:05,058 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:24:05,059 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:24:05,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:05,060 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:24:05,061 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 -> 7776333ace664ed9fa62b807b623990aa63fa746 [2019-11-24 21:24:05,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:05,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:05,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:05,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:05,713 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:05,714 INFO L428 ainManager$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+lhb-reducer.c [2019-11-24 21:24:05,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e78542f2/9aef356e89ef4a3db0d7e68dd98a6059/FLAGca826c2b8 [2019-11-24 21:24:07,122 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:07,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-24 21:24:07,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e78542f2/9aef356e89ef4a3db0d7e68dd98a6059/FLAGca826c2b8 [2019-11-24 21:24:07,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e78542f2/9aef356e89ef4a3db0d7e68dd98a6059 [2019-11-24 21:24:07,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:07,222 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:07,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:07,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:07,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:07,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,243 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 24.11 09:24:07, skipping insertion in model container [2019-11-24 21:24:07,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:07" (1/1) ... [2019-11-24 21:24:07,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:07,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:08,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:08,549 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:08,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:08,970 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:08,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08 WrapperNode [2019-11-24 21:24:08,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:08,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:08,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:08,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:09,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:09,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:09,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:09,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:09,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:09,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:09,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:09,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:09,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:09,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:09,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:09,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:09,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:08" (1/1) ... [2019-11-24 21:24:09,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:09,343 INFO L168 Benchmark]: Toolchain (without parser) took 2117.19 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 967.0 MB in the end (delta: 462.0 kB). Peak memory consumption was 527.5 kB. Max. memory is 12.5 GB. [2019-11-24 21:24:09,344 INFO L168 Benchmark]: CDTParser took 3.56 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. [2019-11-24 21:24:09,348 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1751.32 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:09,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.07 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:09,355 INFO L168 Benchmark]: Boogie Preprocessor took 167.10 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:09,365 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 1751.32 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.07 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 167.10 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 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...