./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.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 da09b0937481ee7aef2f22c306e721b0a99d59c7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.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 da09b0937481ee7aef2f22c306e721b0a99d59c7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:43,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:43,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:43,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:43,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:43,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:43,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:43,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:43,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:43,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:43,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:43,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:43,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:43,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:43,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:43,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:43,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:43,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:43,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:43,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:43,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:43,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:43,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:43,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:43,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:43,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:43,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:43,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:43,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:43,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:43,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:43,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:43,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:43,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:43,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:43,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:43,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:43,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:43,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:43,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:43,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:43,398 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:43,445 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:43,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:43,448 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:43,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:43,451 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:43,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:43,452 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:43,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:43,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:43,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:43,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:43,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:43,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:43,459 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:43,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:43,459 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:43,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:43,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:43,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:43,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:43,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:43,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:43,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:43,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:43,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:43,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:43,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:43,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:43,468 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 -> da09b0937481ee7aef2f22c306e721b0a99d59c7 [2019-11-27 10:05:44,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:44,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:44,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:44,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:44,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:44,108 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:05:44,278 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50e8c231/95dc1658c8904849991c00ee2ba97750/FLAG94cb975a4 [2019-11-27 10:05:45,494 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:45,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:05:45,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50e8c231/95dc1658c8904849991c00ee2ba97750/FLAG94cb975a4 [2019-11-27 10:05:45,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50e8c231/95dc1658c8904849991c00ee2ba97750 [2019-11-27 10:05:45,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:45,582 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:45,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:45,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:45,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:45,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:45" (1/1) ... [2019-11-27 10:05:45,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:45, skipping insertion in model container [2019-11-27 10:05:45,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:45" (1/1) ... [2019-11-27 10:05:45,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:45,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:46,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:46,656 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:46,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:46,949 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:46,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46 WrapperNode [2019-11-27 10:05:46,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:46,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:46,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:46,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:46,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:47,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:47,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:47,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:47,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:47,172 INFO L168 Benchmark]: Toolchain (without parser) took 1585.83 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:47,186 INFO L168 Benchmark]: CDTParser took 1.82 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:47,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1364.43 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:47,189 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.64 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:47,190 INFO L168 Benchmark]: Boogie Preprocessor took 66.67 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:47,194 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82 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 1364.43 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.64 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 66.67 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:51,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:51,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:51,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:51,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:51,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:51,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:51,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:51,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:51,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:51,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:51,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:51,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:51,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:51,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:51,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:51,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:51,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:51,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:51,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:51,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:51,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:51,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:51,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:51,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:51,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:51,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:51,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:51,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:51,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:51,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:51,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:51,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:51,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:51,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:51,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:51,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:51,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:51,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:51,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:51,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:51,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:51,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:51,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:51,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:51,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:51,298 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:51,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:51,300 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:51,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:51,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:51,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:51,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:51,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:51,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:51,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:51,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:51,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:51,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:51,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:51,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:51,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:51,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:51,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:51,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:51,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:51,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:51,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:51,314 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:51,314 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:51,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:51,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:51,316 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 -> da09b0937481ee7aef2f22c306e721b0a99d59c7 [2019-11-27 10:05:51,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:51,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:51,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:51,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:51,920 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:51,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:05:52,082 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97eca80c3/b628d7191a904c3ab94e7eee98aaccfa/FLAGfbd19a2bd [2019-11-27 10:05:53,293 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:53,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:05:53,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97eca80c3/b628d7191a904c3ab94e7eee98aaccfa/FLAGfbd19a2bd [2019-11-27 10:05:53,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97eca80c3/b628d7191a904c3ab94e7eee98aaccfa [2019-11-27 10:05:53,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:53,385 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:53,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:53,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:53,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:53,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:53" (1/1) ... [2019-11-27 10:05:53,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:53, skipping insertion in model container [2019-11-27 10:05:53,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:53" (1/1) ... [2019-11-27 10:05:53,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:53,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:54,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:54,557 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:54,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:54,896 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:54,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54 WrapperNode [2019-11-27 10:05:54,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:54,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:54,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:54,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:54,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:54,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:55,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:55,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:55,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:55,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:55,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:55,205 INFO L168 Benchmark]: Toolchain (without parser) took 1814.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.9 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:55,207 INFO L168 Benchmark]: CDTParser took 2.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:55,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1516.47 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 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:55,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.30 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:55,212 INFO L168 Benchmark]: Boogie Preprocessor took 103.63 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:55,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.46 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 1516.47 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 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.30 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 103.63 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 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...