./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.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.6.2.ufo.BOUNDED-12.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 7545880c71ee9444e92280c3933fb460ecd57ed5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.6.2.ufo.BOUNDED-12.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 7545880c71ee9444e92280c3933fb460ecd57ed5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:27:15,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:15,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:15,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:15,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:15,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:15,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:15,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:15,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:15,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:15,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:15,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:15,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:15,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:15,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:15,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:15,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:15,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:15,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:15,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:15,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:15,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:15,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:15,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:15,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:15,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:15,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:15,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:15,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:15,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:15,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:15,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:15,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:15,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:15,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:15,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:15,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:15,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:15,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:15,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:15,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:15,240 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:15,279 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:15,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:15,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:15,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:15,289 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:15,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:15,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:15,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:15,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:15,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:15,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:15,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:15,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:15,295 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:15,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:15,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:15,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:15,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:15,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:15,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:15,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:15,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:15,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:15,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:15,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:15,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:15,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:15,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:15,301 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 -> 7545880c71ee9444e92280c3933fb460ecd57ed5 [2019-11-27 16:27:15,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:15,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:15,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:15,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:15,934 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:15,936 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-11-27 16:27:16,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/634df3103/a0c2ab8e7ee94521aae0907db95f9a17/FLAG8c6061a97 [2019-11-27 16:27:17,216 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:17,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-11-27 16:27:17,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/634df3103/a0c2ab8e7ee94521aae0907db95f9a17/FLAG8c6061a97 [2019-11-27 16:27:17,349 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/634df3103/a0c2ab8e7ee94521aae0907db95f9a17 [2019-11-27 16:27:17,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:17,356 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:17,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:17,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:17,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:17,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:17" (1/1) ... [2019-11-27 16:27:17,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:17, skipping insertion in model container [2019-11-27 16:27:17,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:17" (1/1) ... [2019-11-27 16:27:17,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:17,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:18,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:18,602 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:18,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:18,950 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:18,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18 WrapperNode [2019-11-27 16:27:18,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:18,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:18,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:18,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:18,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:19,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:19,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:19,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:19,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:18" (1/1) ... [2019-11-27 16:27:19,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:19,275 INFO L168 Benchmark]: Toolchain (without parser) took 1911.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:19,280 INFO L168 Benchmark]: CDTParser took 2.03 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 16:27:19,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1585.86 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 978.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:19,288 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.01 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:19,295 INFO L168 Benchmark]: Boogie Preprocessor took 138.69 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:19,304 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.03 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 1585.86 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 978.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.01 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.69 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 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 16:27:23,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:23,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:23,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:23,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:23,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:23,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:23,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:23,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:23,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:23,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:23,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:23,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:23,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:23,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:23,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:23,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:23,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:23,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:23,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:23,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:23,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:23,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:23,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:23,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:23,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:23,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:23,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:23,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:23,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:23,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:23,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:23,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:23,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:23,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:23,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:23,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:23,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:23,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:23,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:23,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:23,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:23,375 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:23,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:23,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:23,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:23,383 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:23,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:23,384 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:23,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:23,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:23,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:23,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:23,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:23,388 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:23,389 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:23,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:23,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:23,392 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:23,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:23,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:23,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:23,393 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:23,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:23,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:23,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:23,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:23,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:23,398 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:23,398 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:23,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:23,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:23,400 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 -> 7545880c71ee9444e92280c3933fb460ecd57ed5 [2019-11-27 16:27:23,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:23,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:23,988 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:23,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:23,996 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:23,998 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-11-27 16:27:24,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cbc61869/d51d15feb2254361b7ce8e1491fbcafa/FLAGd58edff9f [2019-11-27 16:27:25,241 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:25,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2019-11-27 16:27:25,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cbc61869/d51d15feb2254361b7ce8e1491fbcafa/FLAGd58edff9f [2019-11-27 16:27:25,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cbc61869/d51d15feb2254361b7ce8e1491fbcafa [2019-11-27 16:27:25,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:25,792 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:25,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:25,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:25,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:25,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:25" (1/1) ... [2019-11-27 16:27:25,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f374e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:25, skipping insertion in model container [2019-11-27 16:27:25,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:25" (1/1) ... [2019-11-27 16:27:25,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:25,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:27,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:27,091 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:27,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:27,502 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:27,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:27 WrapperNode [2019-11-27 16:27:27,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:27,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:27,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:27,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:27,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:27" (1/1) ... [2019-11-27 16:27:27,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:27" (1/1) ... [2019-11-27 16:27:27,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:27,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:27,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:27,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:27,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:27" (1/1) ... [2019-11-27 16:27:27,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:27" (1/1) ... [2019-11-27 16:27:27,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:27" (1/1) ... [2019-11-27 16:27:27,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:27" (1/1) ... [2019-11-27 16:27:27,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:27" (1/1) ... [2019-11-27 16:27:27,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:27" (1/1) ... [2019-11-27 16:27:27,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:27" (1/1) ... [2019-11-27 16:27:27,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:27,835 INFO L168 Benchmark]: Toolchain (without parser) took 2039.18 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 962.1 MB in the end (delta: -397.8 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:27,837 INFO L168 Benchmark]: CDTParser took 0.35 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 16:27:27,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1709.34 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 973.5 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:27,847 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.18 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:27,848 INFO L168 Benchmark]: Boogie Preprocessor took 161.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:27,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1709.34 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 973.5 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.18 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 161.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...