./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 025d5a27 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 0.1.24-025d5a2 [2019-11-26 17:13:51,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:51,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:51,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:51,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:51,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:51,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:52,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:52,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:52,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:52,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:52,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:52,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:52,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:52,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:52,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:52,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:52,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:52,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:52,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:52,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:52,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:52,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:52,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:52,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:52,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:52,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:52,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:52,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:52,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:52,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:52,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:52,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:52,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:52,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:52,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:52,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:52,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:52,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:52,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:52,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:52,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:52,164 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:52,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:52,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:52,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:52,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:52,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:52,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:52,173 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:52,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:52,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:52,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:52,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:52,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:52,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:52,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:52,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:52,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:52,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:52,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:52,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:52,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:52,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:52,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:52,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:52,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:52,186 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:52,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:52,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:52,187 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 [2019-11-26 17:13:52,767 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:52,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:52,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:52,807 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:52,807 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:52,810 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:52,970 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1b87ca9/a3bab863658e42049d61ecc57bdc3930/FLAGd34dddc73 [2019-11-26 17:13:54,086 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:54,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:54,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1b87ca9/a3bab863658e42049d61ecc57bdc3930/FLAGd34dddc73 [2019-11-26 17:13:54,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca1b87ca9/a3bab863658e42049d61ecc57bdc3930 [2019-11-26 17:13:54,160 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:54,162 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:54,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:54,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:54,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:54,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:54, skipping insertion in model container [2019-11-26 17:13:54,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:54" (1/1) ... [2019-11-26 17:13:54,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:54,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:54,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:54,967 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:55,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:55,171 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:55,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55 WrapperNode [2019-11-26 17:13:55,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:55,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:55,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:55,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:55,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,221 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:55,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:55,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:55,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:55,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:55" (1/1) ... [2019-11-26 17:13:55,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:55,440 INFO L168 Benchmark]: Toolchain (without parser) took 1276.98 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 984.3 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:55,447 INFO L168 Benchmark]: CDTParser took 1.98 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. [2019-11-26 17:13:55,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1002.50 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 991.5 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:55,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.41 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:55,456 INFO L168 Benchmark]: Boogie Preprocessor took 120.46 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. [2019-11-26 17:13:55,468 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.98 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 1002.50 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 991.5 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.41 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.46 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 0.1.24-025d5a2 [2019-11-26 17:13:59,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:59,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:59,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:59,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:59,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:59,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:59,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:59,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:59,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:59,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:59,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:59,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:59,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:59,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:59,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:59,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:59,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:59,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:59,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:59,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:59,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:59,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:59,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:59,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:59,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:59,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:59,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:59,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:59,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:59,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:59,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:59,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:59,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:59,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:59,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:59,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:59,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:59,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:59,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:59,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:59,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:59,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:59,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:59,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:59,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:59,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:59,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:59,655 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:59,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:59,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:59,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:59,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:59,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:59,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:59,659 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:59,660 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:59,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:59,660 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:59,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:59,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:59,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:59,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:59,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:59,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:59,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:59,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:59,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:59,666 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:59,669 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:59,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:59,670 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:59,671 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 [2019-11-26 17:14:00,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:00,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:00,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:00,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:00,263 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:00,266 INFO L428 ainManager$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 [2019-11-26 17:14:00,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2ef1144/e5885bb487d645adb5bbcfccda86ff18/FLAG7e9e74327 [2019-11-26 17:14:01,537 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:01,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:01,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2ef1144/e5885bb487d645adb5bbcfccda86ff18/FLAG7e9e74327 [2019-11-26 17:14:01,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2ef1144/e5885bb487d645adb5bbcfccda86ff18 [2019-11-26 17:14:01,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:01,613 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:01,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:01,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:01,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:01,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:01" (1/1) ... [2019-11-26 17:14:01,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:01, skipping insertion in model container [2019-11-26 17:14:01,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:01" (1/1) ... [2019-11-26 17:14:01,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:01,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:02,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:02,499 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:02,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:02,719 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:02,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02 WrapperNode [2019-11-26 17:14:02,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:02,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:02,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:02,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:02,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:02,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:02,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:02,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:02,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:02,995 INFO L168 Benchmark]: Toolchain (without parser) took 1376.93 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 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:02,996 INFO L168 Benchmark]: CDTParser took 1.54 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. [2019-11-26 17:14:03,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1103.42 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:03,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.95 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:03,004 INFO L168 Benchmark]: Boogie Preprocessor took 126.55 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:03,013 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 1103.42 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.95 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.55 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...