./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.4.ufo.BOUNDED-8.pals.c.v+nlh-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 b69bcacf0d8150764d470ac56546bfbc32ae7631 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.ufo.BOUNDED-8.pals.c.v+nlh-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 b69bcacf0d8150764d470ac56546bfbc32ae7631 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:02,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:02,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:02,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:02,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:02,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:02,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:02,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:02,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:02,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:02,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:02,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:02,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:02,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:02,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:02,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:02,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:02,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:02,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:02,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:02,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:02,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:02,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:02,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:02,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:02,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:02,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:02,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:02,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:02,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:02,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:02,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:02,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:02,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:02,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:02,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:02,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:02,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:02,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:02,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:02,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:02,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:03,013 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:03,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:03,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:03,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:03,025 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:03,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:03,025 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:03,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:03,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:03,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:03,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:03,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:03,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:03,030 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:03,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:03,031 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:03,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:03,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:03,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:03,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:03,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:03,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:03,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:03,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:03,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:03,037 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:03,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:03,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:03,038 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 -> b69bcacf0d8150764d470ac56546bfbc32ae7631 [2019-11-27 10:05:03,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:03,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:03,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:03,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:03,701 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:03,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:05:03,869 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/719189aed/14b1af647da14cc68a2c039f309acee7/FLAG94d2578ae [2019-11-27 10:05:05,097 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:05,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:05:05,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/719189aed/14b1af647da14cc68a2c039f309acee7/FLAG94d2578ae [2019-11-27 10:05:05,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/719189aed/14b1af647da14cc68a2c039f309acee7 [2019-11-27 10:05:05,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:05,183 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:05,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:05,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:05,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:05,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,208 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 27.11 10:05:05, skipping insertion in model container [2019-11-27 10:05:05,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:05" (1/1) ... [2019-11-27 10:05:05,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:05,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:06,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:06,318 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:06,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:06,647 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:06,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:06 WrapperNode [2019-11-27 10:05:06,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:06,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:06,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:06,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:06,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:06" (1/1) ... [2019-11-27 10:05:06,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:06" (1/1) ... [2019-11-27 10:05:06,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:06,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:06,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:06,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:06,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:06" (1/1) ... [2019-11-27 10:05:06,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:06" (1/1) ... [2019-11-27 10:05:06,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:06" (1/1) ... [2019-11-27 10:05:06,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:06" (1/1) ... [2019-11-27 10:05:06,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:06" (1/1) ... [2019-11-27 10:05:06,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:06" (1/1) ... [2019-11-27 10:05:06,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:06" (1/1) ... [2019-11-27 10:05:06,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:06,943 INFO L168 Benchmark]: Toolchain (without parser) took 1757.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.4 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:06,950 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-27 10:05:06,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1462.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.1 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:06,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.58 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:06,959 INFO L168 Benchmark]: Boogie Preprocessor took 127.43 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. [2019-11-27 10:05:06,973 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1462.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.1 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.58 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 127.43 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:10,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:10,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:11,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:11,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:11,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:11,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:11,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:11,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:11,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:11,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:11,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:11,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:11,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:11,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:11,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:11,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:11,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:11,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:11,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:11,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:11,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:11,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:11,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:11,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:11,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:11,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:11,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:11,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:11,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:11,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:11,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:11,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:11,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:11,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:11,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:11,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:11,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:11,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:11,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:11,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:11,154 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:11,209 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:11,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:11,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:11,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:11,221 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:11,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:11,223 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:11,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:11,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:11,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:11,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:11,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:11,229 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:11,229 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:11,229 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:11,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:11,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:11,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:11,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:11,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:11,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:11,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:11,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:11,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:11,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:11,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:11,239 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:11,239 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:11,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:11,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:11,242 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 -> b69bcacf0d8150764d470ac56546bfbc32ae7631 [2019-11-27 10:05:11,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:11,847 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:11,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:11,859 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:11,862 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:11,864 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:05:12,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f4fa42a8/aceb176d82c646e9bf59c22e8b07d35b/FLAG457cd8c61 [2019-11-27 10:05:13,273 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:13,278 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:05:13,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f4fa42a8/aceb176d82c646e9bf59c22e8b07d35b/FLAG457cd8c61 [2019-11-27 10:05:13,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f4fa42a8/aceb176d82c646e9bf59c22e8b07d35b [2019-11-27 10:05:13,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:13,370 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:13,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:13,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:13,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:13,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,397 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 27.11 10:05:13, skipping insertion in model container [2019-11-27 10:05:13,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:13" (1/1) ... [2019-11-27 10:05:13,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:13,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:14,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:14,616 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:14,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:14,978 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:14,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:14 WrapperNode [2019-11-27 10:05:14,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:14,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:14,981 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:14,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:14,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:14" (1/1) ... [2019-11-27 10:05:15,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:14" (1/1) ... [2019-11-27 10:05:15,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:15,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:15,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:15,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:15,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:14" (1/1) ... [2019-11-27 10:05:15,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:14" (1/1) ... [2019-11-27 10:05:15,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:14" (1/1) ... [2019-11-27 10:05:15,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:14" (1/1) ... [2019-11-27 10:05:15,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:14" (1/1) ... [2019-11-27 10:05:15,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:14" (1/1) ... [2019-11-27 10:05:15,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:14" (1/1) ... [2019-11-27 10:05:15,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:15,317 INFO L168 Benchmark]: Toolchain (without parser) took 1944.24 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 968.6 MB in the end (delta: -6.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:15,319 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-27 10:05:15,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1604.36 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 974.3 MB in the end (delta: -12.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:15,322 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.89 ms. Allocated memory is still 1.0 GB. Free memory was 974.3 MB in the beginning and 968.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:15,325 INFO L168 Benchmark]: Boogie Preprocessor took 145.63 ms. Allocated memory is still 1.0 GB. Free memory is still 968.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:15,339 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1604.36 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 974.3 MB in the end (delta: -12.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.89 ms. Allocated memory is still 1.0 GB. Free memory was 974.3 MB in the beginning and 968.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.63 ms. Allocated memory is still 1.0 GB. Free memory is still 968.6 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...