./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.4.1.ufo.UNBOUNDED.pals.c.v+sep-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 e4f1a98ed4a402e8adc7b88ef4bdd9412d28b221 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.1.ufo.UNBOUNDED.pals.c.v+sep-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 e4f1a98ed4a402e8adc7b88ef4bdd9412d28b221 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:26:44,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:44,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:44,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:44,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:44,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:44,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:44,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:44,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:44,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:44,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:44,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:44,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:44,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:44,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:44,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:44,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:44,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:44,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:44,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:44,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:44,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:44,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:44,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:44,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:44,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:44,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:44,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:44,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:44,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:44,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:44,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:44,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:44,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:44,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:44,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:44,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:44,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:44,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:44,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:44,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:44,243 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:44,283 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:44,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:44,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:44,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:44,291 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:44,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:44,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:44,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:44,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:44,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:44,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:44,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:44,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:44,297 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:44,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:44,298 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:44,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:44,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:44,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:44,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:44,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:44,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:44,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:44,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:44,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:44,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:44,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:44,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:44,305 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 -> e4f1a98ed4a402e8adc7b88ef4bdd9412d28b221 [2019-11-27 16:26:44,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:44,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:44,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:44,926 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:44,928 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:44,932 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:26:45,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8419220d/75818d4b9cdb44c8832ccaa1f800bb94/FLAGb1b35562d [2019-11-27 16:26:46,953 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:46,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:26:47,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8419220d/75818d4b9cdb44c8832ccaa1f800bb94/FLAGb1b35562d [2019-11-27 16:26:47,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8419220d/75818d4b9cdb44c8832ccaa1f800bb94 [2019-11-27 16:26:47,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:47,147 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:47,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:47,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:47,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:47,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:47,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:47, skipping insertion in model container [2019-11-27 16:26:47,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:47" (1/1) ... [2019-11-27 16:26:47,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:47,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:51,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:51,730 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:53,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:53,940 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:53,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53 WrapperNode [2019-11-27 16:26:53,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:53,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:53,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:53,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:53,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:54,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:54,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:54,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:54,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:54,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:54,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:54,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:54,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:54,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:55,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:55,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:55,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53" (1/1) ... [2019-11-27 16:26:55,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:55,858 INFO L168 Benchmark]: Toolchain (without parser) took 8707.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 915.4 MB in the end (delta: 29.1 MB). Peak memory consumption was 292.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:55,859 INFO L168 Benchmark]: CDTParser took 0.39 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 16:26:55,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6795.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 775.4 MB in the end (delta: 169.1 MB). Peak memory consumption was 169.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:55,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 738.72 ms. Allocated memory is still 1.0 GB. Free memory was 775.4 MB in the beginning and 730.1 MB in the end (delta: 45.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:55,866 INFO L168 Benchmark]: Boogie Preprocessor took 1167.60 ms. Allocated memory is still 1.0 GB. Free memory was 730.1 MB in the beginning and 915.4 MB in the end (delta: -185.3 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:55,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 6795.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 775.4 MB in the end (delta: 169.1 MB). Peak memory consumption was 169.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 738.72 ms. Allocated memory is still 1.0 GB. Free memory was 775.4 MB in the beginning and 730.1 MB in the end (delta: 45.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1167.60 ms. Allocated memory is still 1.0 GB. Free memory was 730.1 MB in the beginning and 915.4 MB in the end (delta: -185.3 MB). Peak memory consumption was 78.0 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 0.1.24-509859d [2019-11-27 16:26:59,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:59,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:59,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:59,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:59,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:59,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:59,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:59,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:59,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:59,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:59,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:59,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:59,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:59,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:59,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:59,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:59,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:59,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:59,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:59,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:59,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:59,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:59,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:59,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:59,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:59,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:59,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:59,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:59,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:59,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:59,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:59,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:59,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:59,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:59,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:59,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:59,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:59,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:59,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:59,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:59,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:59,970 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:59,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:59,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:59,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:59,980 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:59,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:59,981 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:59,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:59,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:59,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:59,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:59,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:59,985 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:59,985 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:59,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:59,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:59,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:59,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:59,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:59,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:59,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:59,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:59,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:59,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:59,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:59,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:59,995 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:59,995 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:59,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:59,996 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:59,997 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 -> e4f1a98ed4a402e8adc7b88ef4bdd9412d28b221 [2019-11-27 16:27:00,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:00,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:00,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:00,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:00,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:00,578 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:27:00,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/182f138e3/98b4f945f0d44b728df22b36d065c0f2/FLAGdfb6b5726 [2019-11-27 16:27:02,531 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:02,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 16:27:02,651 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/182f138e3/98b4f945f0d44b728df22b36d065c0f2/FLAGdfb6b5726 [2019-11-27 16:27:02,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/182f138e3/98b4f945f0d44b728df22b36d065c0f2 [2019-11-27 16:27:02,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:02,704 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:02,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:02,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:02,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:02,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:02" (1/1) ... [2019-11-27 16:27:02,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167f0116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:02, skipping insertion in model container [2019-11-27 16:27:02,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:02" (1/1) ... [2019-11-27 16:27:02,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:03,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:08,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:08,224 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:11,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:11,333 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:11,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:11 WrapperNode [2019-11-27 16:27:11,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:11,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:11,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:11,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:11,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:11" (1/1) ... [2019-11-27 16:27:11,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:11" (1/1) ... [2019-11-27 16:27:11,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:11,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:11,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:11,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:11,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:11" (1/1) ... [2019-11-27 16:27:11,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:11" (1/1) ... [2019-11-27 16:27:12,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:11" (1/1) ... [2019-11-27 16:27:12,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:11" (1/1) ... [2019-11-27 16:27:12,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:11" (1/1) ... [2019-11-27 16:27:12,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:11" (1/1) ... [2019-11-27 16:27:12,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:11" (1/1) ... [2019-11-27 16:27:12,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:12,715 INFO L168 Benchmark]: Toolchain (without parser) took 10003.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 834.1 MB in the end (delta: 108.9 MB). Peak memory consumption was 109.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:12,716 INFO L168 Benchmark]: CDTParser took 2.81 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 16:27:12,719 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8627.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 928.4 MB in the end (delta: 14.7 MB). Peak memory consumption was 262.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:12,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 608.06 ms. Allocated memory is still 1.0 GB. Free memory was 928.4 MB in the beginning and 881.2 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:12,724 INFO L168 Benchmark]: Boogie Preprocessor took 760.02 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 834.1 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:12,736 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 8627.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 928.4 MB in the end (delta: 14.7 MB). Peak memory consumption was 262.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 608.06 ms. Allocated memory is still 1.0 GB. Free memory was 928.4 MB in the beginning and 881.2 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 760.02 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 834.1 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...