./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.BOUNDED-8.pals.c.v+nlh-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.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 1ef01556f7d8d48480fdd374dfb16d8c0e52158a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.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 1ef01556f7d8d48480fdd374dfb16d8c0e52158a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:26:41,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:41,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:41,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:41,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:41,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:41,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:41,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:41,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:41,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:41,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:41,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:41,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:41,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:41,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:41,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:41,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:41,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:41,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:41,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:41,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:41,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:41,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:41,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:41,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:41,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:41,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:41,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:41,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:41,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:41,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:41,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:41,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:41,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:41,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:41,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:41,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:41,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:41,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:41,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:41,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:41,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:41,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:41,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:41,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:41,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:41,291 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:41,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:41,291 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:41,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:41,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:41,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:41,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:41,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:41,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:41,299 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:41,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:41,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:41,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:41,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:41,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:41,304 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:41,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:41,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:41,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:41,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:41,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:41,306 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:41,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:41,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:41,309 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 -> 1ef01556f7d8d48480fdd374dfb16d8c0e52158a [2019-11-27 16:26:41,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:42,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:42,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:42,016 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:42,018 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:42,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:26:42,178 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81b5ec599/7110507eaa1c4c69af91fa4be5181703/FLAG1c310448e [2019-11-27 16:26:43,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:43,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:26:43,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81b5ec599/7110507eaa1c4c69af91fa4be5181703/FLAG1c310448e [2019-11-27 16:26:43,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81b5ec599/7110507eaa1c4c69af91fa4be5181703 [2019-11-27 16:26:43,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:43,543 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:43,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:43,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:43,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:43,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:43" (1/1) ... [2019-11-27 16:26:43,566 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 04:26:43, skipping insertion in model container [2019-11-27 16:26:43,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:43" (1/1) ... [2019-11-27 16:26:43,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:43,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:44,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:44,635 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:44,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:44,941 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:44,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44 WrapperNode [2019-11-27 16:26:44,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:44,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:44,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:44,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:44,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:44,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:45,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:45,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:45,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:45,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:45,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:45,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:45,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:45,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:45,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:45,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:45,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:44" (1/1) ... [2019-11-27 16:26:45,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:45,210 INFO L168 Benchmark]: Toolchain (without parser) took 1665.68 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 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:45,215 INFO L168 Benchmark]: CDTParser took 0.49 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 16:26:45,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1398.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.8 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:45,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.93 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:45,224 INFO L168 Benchmark]: Boogie Preprocessor took 113.10 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:45,238 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1398.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.8 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.93 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.10 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:26:49,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:49,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:49,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:49,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:49,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:49,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:49,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:49,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:49,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:49,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:49,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:49,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:49,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:49,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:49,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:49,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:49,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:49,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:49,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:49,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:49,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:49,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:49,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:49,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:49,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:49,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:49,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:49,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:49,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:49,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:49,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:49,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:49,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:49,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:49,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:49,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:49,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:49,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:49,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:49,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:49,347 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:49,407 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:49,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:49,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:49,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:49,419 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:49,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:49,420 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:49,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:49,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:49,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:49,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:49,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:49,424 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:49,424 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:49,427 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:49,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:49,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:49,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:49,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:49,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:49,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:49,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:49,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:49,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:49,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:49,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:49,435 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:49,435 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:49,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:49,437 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:49,440 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 -> 1ef01556f7d8d48480fdd374dfb16d8c0e52158a [2019-11-27 16:26:50,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:50,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:50,074 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:50,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:50,081 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:50,083 INFO L428 ainManager$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.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:26:50,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/772b727af/aae958de3cdd42bd92ad140f3bc5094f/FLAGecd6b0523 [2019-11-27 16:26:51,436 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:51,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 16:26:51,473 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/772b727af/aae958de3cdd42bd92ad140f3bc5094f/FLAGecd6b0523 [2019-11-27 16:26:51,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/772b727af/aae958de3cdd42bd92ad140f3bc5094f [2019-11-27 16:26:51,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:51,542 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:51,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:51,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:51,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:51,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:51" (1/1) ... [2019-11-27 16:26:51,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:51, skipping insertion in model container [2019-11-27 16:26:51,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:51" (1/1) ... [2019-11-27 16:26:51,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:51,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:52,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:52,766 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:53,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:53,098 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:53,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:53 WrapperNode [2019-11-27 16:26:53,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:53,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:53,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:53,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:53,115 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 16:26:53,152 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 16:26:53,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:53,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:53,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:53,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:53,267 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 16:26:53,269 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 16:26:53,278 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 16:26:53,279 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 16:26:53,311 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 16:26:53,332 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 16:26:53,345 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 16:26:53,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:53,381 INFO L168 Benchmark]: Toolchain (without parser) took 1834.12 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 972.7 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:53,385 INFO L168 Benchmark]: CDTParser took 3.78 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 16:26:53,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1543.04 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: -18.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:53,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.40 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:53,396 INFO L168 Benchmark]: Boogie Preprocessor took 131.69 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:53,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.78 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 1543.04 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: -18.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.40 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.69 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 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...