./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.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-var-start-time.3.ufo.BOUNDED-6.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 012cdb091e349d3c1075521d0244a3b671ba7bfb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-var-start-time.3.ufo.BOUNDED-6.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 012cdb091e349d3c1075521d0244a3b671ba7bfb ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:23:00,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:00,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:00,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:00,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:00,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:00,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:00,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:00,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:00,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:00,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:00,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:00,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:00,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:00,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:00,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:00,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:00,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:00,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:00,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:00,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:00,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:00,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:00,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:00,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:00,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:00,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:00,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:00,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:00,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:00,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:00,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:00,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:00,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:00,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:00,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:00,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:00,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:00,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:00,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:00,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:00,857 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:23:00,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:00,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:00,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:00,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:00,905 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:00,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:00,908 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:00,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:23:00,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:00,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:00,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:00,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:00,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:00,914 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:00,914 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:00,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:00,916 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:00,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:00,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:00,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:00,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:00,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:00,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:00,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:00,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:00,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:00,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:23:00,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:23:00,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:00,923 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 -> 012cdb091e349d3c1075521d0244a3b671ba7bfb [2019-11-24 21:23:01,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:01,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:01,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:01,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:01,549 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:01,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:23:01,709 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be3dc6e78/e15b712f3f68420aad0bfeaf4f1ed214/FLAG5c182c073 [2019-11-24 21:23:03,120 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:03,126 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:23:03,171 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be3dc6e78/e15b712f3f68420aad0bfeaf4f1ed214/FLAG5c182c073 [2019-11-24 21:23:03,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be3dc6e78/e15b712f3f68420aad0bfeaf4f1ed214 [2019-11-24 21:23:03,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:03,218 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:03,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:03,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:03,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:03,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:03" (1/1) ... [2019-11-24 21:23:03,245 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 09:23:03, skipping insertion in model container [2019-11-24 21:23:03,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:03" (1/1) ... [2019-11-24 21:23:03,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:03,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:05,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:05,104 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:05,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:05,909 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:05,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:05 WrapperNode [2019-11-24 21:23:05,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:05,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:05,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:05,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:05,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:05" (1/1) ... [2019-11-24 21:23:06,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:05" (1/1) ... [2019-11-24 21:23:06,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:06,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:06,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:06,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:06,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:05" (1/1) ... [2019-11-24 21:23:06,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:05" (1/1) ... [2019-11-24 21:23:06,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:05" (1/1) ... [2019-11-24 21:23:06,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:05" (1/1) ... [2019-11-24 21:23:06,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:05" (1/1) ... [2019-11-24 21:23:06,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:05" (1/1) ... [2019-11-24 21:23:06,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:05" (1/1) ... [2019-11-24 21:23:06,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:06,478 INFO L168 Benchmark]: Toolchain (without parser) took 3253.25 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 933.2 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:06,481 INFO L168 Benchmark]: CDTParser took 0.94 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 21:23:06,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2685.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:06,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 306.00 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:06,491 INFO L168 Benchmark]: Boogie Preprocessor took 249.69 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 933.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:06,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 2685.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 306.00 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.69 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 933.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 21:23:10,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:23:10,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:23:10,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:23:10,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:23:10,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:23:10,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:23:10,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:23:10,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:23:10,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:23:10,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:23:10,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:23:10,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:23:10,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:23:10,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:23:10,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:23:10,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:23:10,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:23:10,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:23:10,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:23:10,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:23:10,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:23:10,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:23:10,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:23:10,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:23:10,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:23:10,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:23:10,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:23:10,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:23:10,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:23:10,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:23:10,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:23:10,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:23:10,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:23:10,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:23:10,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:23:10,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:23:10,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:23:10,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:23:10,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:23:10,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:23:10,752 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:23:10,795 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:23:10,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:23:10,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:23:10,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:23:10,804 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:23:10,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:23:10,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:23:10,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:23:10,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:23:10,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:23:10,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:23:10,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:23:10,808 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:23:10,811 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:23:10,812 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:23:10,812 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:23:10,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:23:10,812 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:23:10,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:23:10,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:23:10,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:23:10,816 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:23:10,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:23:10,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:23:10,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:23:10,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:23:10,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:23:10,818 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:23:10,818 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:23:10,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:23:10,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:23:10,822 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 -> 012cdb091e349d3c1075521d0244a3b671ba7bfb [2019-11-24 21:23:11,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:23:11,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:23:11,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:23:11,549 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:23:11,552 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:23:11,554 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:23:11,734 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a0b69657/24abb72a5fc845a8a6891bc9f505081d/FLAG710eec6b0 [2019-11-24 21:23:13,060 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:23:13,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-24 21:23:13,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a0b69657/24abb72a5fc845a8a6891bc9f505081d/FLAG710eec6b0 [2019-11-24 21:23:13,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a0b69657/24abb72a5fc845a8a6891bc9f505081d [2019-11-24 21:23:13,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:23:13,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:23:13,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:13,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:23:13,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:23:13,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:13" (1/1) ... [2019-11-24 21:23:13,193 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 09:23:13, skipping insertion in model container [2019-11-24 21:23:13,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:23:13" (1/1) ... [2019-11-24 21:23:13,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:23:13,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:23:15,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:15,041 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:23:15,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:23:15,927 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:23:15,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:15 WrapperNode [2019-11-24 21:23:15,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:23:15,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:15,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:23:15,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:23:15,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:15" (1/1) ... [2019-11-24 21:23:16,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:15" (1/1) ... [2019-11-24 21:23:16,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:23:16,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:23:16,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:23:16,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:23:16,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:15" (1/1) ... [2019-11-24 21:23:16,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:15" (1/1) ... [2019-11-24 21:23:16,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:15" (1/1) ... [2019-11-24 21:23:16,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:15" (1/1) ... [2019-11-24 21:23:16,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:15" (1/1) ... [2019-11-24 21:23:16,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:15" (1/1) ... [2019-11-24 21:23:16,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:23:15" (1/1) ... [2019-11-24 21:23:16,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:23:16,517 INFO L168 Benchmark]: Toolchain (without parser) took 3345.01 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 920.3 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:16,518 INFO L168 Benchmark]: CDTParser took 0.50 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 21:23:16,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2757.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:16,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 294.02 ms. Allocated memory is still 1.0 GB. Free memory was 937.5 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:16,528 INFO L168 Benchmark]: Boogie Preprocessor took 284.42 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:23:16,537 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 2757.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.5 MB in the end (delta: 24.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 294.02 ms. Allocated memory is still 1.0 GB. Free memory was 937.5 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 284.42 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.3 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...