./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.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/pals_lcr.4.1.ufo.UNBOUNDED.pals.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 53989f56751d7cf9cb4f623fbfb17e9fa4a91308 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/pals_lcr.4.1.ufo.UNBOUNDED.pals.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 53989f56751d7cf9cb4f623fbfb17e9fa4a91308 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:01:32,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:32,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:32,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:32,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:32,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:32,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:32,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:32,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:32,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:32,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:32,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:32,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:32,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:32,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:32,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:32,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:32,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:32,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:32,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:32,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:32,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:32,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:32,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:32,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:32,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:32,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:32,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:32,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:32,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:32,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:32,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:32,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:32,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:32,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:32,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:32,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:32,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:32,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:32,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:32,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:32,251 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:32,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:32,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:32,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:32,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:32,298 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:32,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:32,301 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:32,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:32,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:32,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:32,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:32,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:32,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:32,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:32,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:32,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:32,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:32,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:32,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:32,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:32,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:32,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:32,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:32,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:32,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:32,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:32,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:32,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:32,316 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 -> 53989f56751d7cf9cb4f623fbfb17e9fa4a91308 [2019-11-27 10:01:32,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:32,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:32,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:32,970 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:32,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:32,974 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:33,138 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e05ad41/67374a7a3dc94057b04d6c7f8bdc5933/FLAGe0de5899c [2019-11-27 10:01:34,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:34,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:34,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e05ad41/67374a7a3dc94057b04d6c7f8bdc5933/FLAGe0de5899c [2019-11-27 10:01:34,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38e05ad41/67374a7a3dc94057b04d6c7f8bdc5933 [2019-11-27 10:01:34,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:34,366 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:34,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:34,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:34,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:34,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:34, skipping insertion in model container [2019-11-27 10:01:34,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:34" (1/1) ... [2019-11-27 10:01:34,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:34,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:35,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:35,231 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:35,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:35,454 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:35,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35 WrapperNode [2019-11-27 10:01:35,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:35,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:35,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:35,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:35,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:35,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:35,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:35,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:35,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:35" (1/1) ... [2019-11-27 10:01:35,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:35,722 INFO L168 Benchmark]: Toolchain (without parser) took 1344.14 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:35,725 INFO L168 Benchmark]: CDTParser took 3.59 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 10:01:35,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1092.01 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 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:35,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.28 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:35,745 INFO L168 Benchmark]: Boogie Preprocessor took 97.63 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:35,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59 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 1092.01 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 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.28 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.63 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:39,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:39,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:39,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:39,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:39,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:39,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:39,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:39,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:39,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:39,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:39,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:39,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:39,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:39,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:39,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:39,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:39,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:39,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:39,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:39,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:39,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:39,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:39,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:39,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:39,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:39,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:39,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:39,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:39,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:39,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:39,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:39,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:39,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:39,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:40,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:40,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:40,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:40,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:40,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:40,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:40,011 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:40,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:40,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:40,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:40,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:40,070 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:40,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:40,071 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:40,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:40,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:40,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:40,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:40,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:40,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:40,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:40,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:40,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:40,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:40,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:40,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:40,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:40,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:40,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:40,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:40,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:40,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:40,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:40,088 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:40,088 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:40,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:40,088 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:40,090 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 -> 53989f56751d7cf9cb4f623fbfb17e9fa4a91308 [2019-11-27 10:01:40,670 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:40,701 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:40,713 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:40,719 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:40,722 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:40,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:40,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aa19dee7/752af8568ebd466783c00fd98e6ebbb4/FLAG2ee58afa8 [2019-11-27 10:01:41,967 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:41,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:41,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aa19dee7/752af8568ebd466783c00fd98e6ebbb4/FLAG2ee58afa8 [2019-11-27 10:01:42,040 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aa19dee7/752af8568ebd466783c00fd98e6ebbb4 [2019-11-27 10:01:42,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:42,058 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:42,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:42,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:42,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:42,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:42" (1/1) ... [2019-11-27 10:01:42,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:42, skipping insertion in model container [2019-11-27 10:01:42,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:42" (1/1) ... [2019-11-27 10:01:42,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:42,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:42,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:42,949 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:43,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:43,185 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:43,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:43 WrapperNode [2019-11-27 10:01:43,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:43,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:43,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:43,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:43,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:43,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:43,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:43,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:43,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:43" (1/1) ... [2019-11-27 10:01:43,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:43,464 INFO L168 Benchmark]: Toolchain (without parser) took 1403.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.8 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:43,471 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:43,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1126.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.6 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:43,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.91 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:43,477 INFO L168 Benchmark]: Boogie Preprocessor took 135.08 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:43,481 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1126.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.6 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.91 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.08 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 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...