./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.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/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 235d12486460d4107ed64cceac779eb20d683369 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 235d12486460d4107ed64cceac779eb20d683369 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:20:00,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:00,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:00,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:00,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:00,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:00,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:00,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:00,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:00,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:00,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:00,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:00,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:00,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:00,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:00,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:00,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:00,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:00,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:00,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:00,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:00,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:00,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:00,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:00,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:00,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:00,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:00,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:00,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:00,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:00,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:00,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:00,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:00,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:00,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:00,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:00,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:00,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:00,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:00,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:00,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:00,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:20:00,760 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:00,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:00,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:00,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:00,768 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:00,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:00,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:00,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:20:00,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:00,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:00,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:00,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:00,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:00,775 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:00,775 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:00,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:00,777 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:00,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:00,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:00,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:00,780 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:00,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:00,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:00,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:00,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:00,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:00,783 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:20:00,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:20:00,784 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:00,784 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 -> 235d12486460d4107ed64cceac779eb20d683369 [2019-11-24 21:20:01,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:01,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:01,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:01,425 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:01,431 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:01,432 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c [2019-11-24 21:20:01,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a082f869/2ab8bf8c3d1946539cba1198d489d795/FLAGd37b0a948 [2019-11-24 21:20:02,856 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:02,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c [2019-11-24 21:20:02,901 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a082f869/2ab8bf8c3d1946539cba1198d489d795/FLAGd37b0a948 [2019-11-24 21:20:02,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a082f869/2ab8bf8c3d1946539cba1198d489d795 [2019-11-24 21:20:02,948 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:02,952 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:02,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:02,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:02,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:02,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:02" (1/1) ... [2019-11-24 21:20:02,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:02, skipping insertion in model container [2019-11-24 21:20:02,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:02" (1/1) ... [2019-11-24 21:20:02,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:03,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:03,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:03,970 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:04,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:04,216 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:04,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:04 WrapperNode [2019-11-24 21:20:04,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:04,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:04,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:04,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:04,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:04" (1/1) ... [2019-11-24 21:20:04,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:04" (1/1) ... [2019-11-24 21:20:04,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:04,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:04,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:04,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:04,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:04" (1/1) ... [2019-11-24 21:20:04,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:04" (1/1) ... [2019-11-24 21:20:04,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:04" (1/1) ... [2019-11-24 21:20:04,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:04" (1/1) ... [2019-11-24 21:20:04,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:04" (1/1) ... [2019-11-24 21:20:04,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:04" (1/1) ... [2019-11-24 21:20:04,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:04" (1/1) ... [2019-11-24 21:20:04,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:04,517 INFO L168 Benchmark]: Toolchain (without parser) took 1549.60 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 974.1 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:04,520 INFO L168 Benchmark]: CDTParser took 0.89 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 21:20:04,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1260.78 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 979.8 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:04,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.63 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:04,530 INFO L168 Benchmark]: Boogie Preprocessor took 115.57 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:04,541 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 1260.78 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 979.8 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.63 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 115.57 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:20:08,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:08,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:08,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:08,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:08,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:08,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:08,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:08,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:08,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:08,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:08,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:08,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:08,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:08,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:08,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:08,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:08,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:08,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:08,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:08,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:08,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:08,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:08,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:08,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:08,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:08,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:08,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:08,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:08,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:08,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:08,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:08,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:08,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:08,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:08,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:08,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:08,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:08,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:08,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:08,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:08,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:20:08,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:08,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:08,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:08,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:08,563 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:08,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:08,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:08,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:08,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:08,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:08,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:08,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:08,565 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:08,566 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:20:08,566 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:20:08,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:08,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:08,568 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:08,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:08,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:08,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:08,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:08,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:08,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:08,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:08,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:08,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:08,575 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:20:08,576 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:20:08,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:08,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:20:08,577 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 -> 235d12486460d4107ed64cceac779eb20d683369 [2019-11-24 21:20:09,181 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:09,215 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:09,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:09,228 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:09,232 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:09,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c [2019-11-24 21:20:09,393 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0282433e/9363005d1be847c7857af36cdc4dff7c/FLAG5bf8fae95 [2019-11-24 21:20:10,573 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:10,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c [2019-11-24 21:20:10,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0282433e/9363005d1be847c7857af36cdc4dff7c/FLAG5bf8fae95 [2019-11-24 21:20:10,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0282433e/9363005d1be847c7857af36cdc4dff7c [2019-11-24 21:20:10,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:10,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:10,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:10,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:10,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:10,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:10" (1/1) ... [2019-11-24 21:20:10,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8bd8a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:10, skipping insertion in model container [2019-11-24 21:20:10,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:10" (1/1) ... [2019-11-24 21:20:10,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:10,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:11,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:11,790 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:12,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:12,121 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:12,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:12 WrapperNode [2019-11-24 21:20:12,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:12,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:12,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:12,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:12,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:12" (1/1) ... [2019-11-24 21:20:12,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:12" (1/1) ... [2019-11-24 21:20:12,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:12,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:12,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:12,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:12,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:12" (1/1) ... [2019-11-24 21:20:12,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:12" (1/1) ... [2019-11-24 21:20:12,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:12" (1/1) ... [2019-11-24 21:20:12,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:12" (1/1) ... [2019-11-24 21:20:12,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:12" (1/1) ... [2019-11-24 21:20:12,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:12" (1/1) ... [2019-11-24 21:20:12,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:12" (1/1) ... [2019-11-24 21:20:12,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:12,499 INFO L168 Benchmark]: Toolchain (without parser) took 1823.16 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:12,503 INFO L168 Benchmark]: CDTParser took 0.58 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 21:20:12,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1445.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:12,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.85 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:12,512 INFO L168 Benchmark]: Boogie Preprocessor took 169.71 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:12,522 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 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 1445.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.85 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.71 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...