./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.6.1.ufo.UNBOUNDED.pals.c.p+lhb-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 6868cfe15ffae7894c761aae8b8ecfc9d2a7eb9a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.6.1.ufo.UNBOUNDED.pals.c.p+lhb-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 6868cfe15ffae7894c761aae8b8ecfc9d2a7eb9a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:24:20,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:20,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:20,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:20,073 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:20,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:20,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:20,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:20,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:20,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:20,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:20,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:20,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:20,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:20,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:20,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:20,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:20,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:20,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:20,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:20,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:20,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:20,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:20,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:20,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:20,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:20,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:20,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:20,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:20,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:20,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:20,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:20,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:20,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:20,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:20,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:20,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:20,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:20,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:20,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:20,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:20,216 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:24:20,261 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:20,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:20,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:20,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:20,271 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:20,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:20,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:20,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:24:20,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:20,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:20,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:20,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:20,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:20,279 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:20,279 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:20,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:20,280 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:20,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:20,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:20,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:20,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:20,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:20,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:20,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:20,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:20,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:20,287 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:24:20,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:24:20,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:20,290 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 -> 6868cfe15ffae7894c761aae8b8ecfc9d2a7eb9a [2019-11-24 21:24:20,953 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:20,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:20,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:20,997 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:21,002 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:21,004 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-24 21:24:21,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a945b2e29/cb52e6d47c9749139ae8a3d87626b9c9/FLAG319ddecf5 [2019-11-24 21:24:22,362 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:22,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-24 21:24:22,398 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a945b2e29/cb52e6d47c9749139ae8a3d87626b9c9/FLAG319ddecf5 [2019-11-24 21:24:22,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a945b2e29/cb52e6d47c9749139ae8a3d87626b9c9 [2019-11-24 21:24:22,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:22,490 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:22,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:22,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:22,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:22,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:22" (1/1) ... [2019-11-24 21:24:22,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:22, skipping insertion in model container [2019-11-24 21:24:22,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:22" (1/1) ... [2019-11-24 21:24:22,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:22,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:23,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:23,719 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:24,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:24,063 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:24,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:24 WrapperNode [2019-11-24 21:24:24,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:24,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:24,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:24,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:24,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:24" (1/1) ... [2019-11-24 21:24:24,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:24" (1/1) ... [2019-11-24 21:24:24,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:24,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:24,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:24,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:24,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:24" (1/1) ... [2019-11-24 21:24:24,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:24" (1/1) ... [2019-11-24 21:24:24,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:24" (1/1) ... [2019-11-24 21:24:24,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:24" (1/1) ... [2019-11-24 21:24:24,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:24" (1/1) ... [2019-11-24 21:24:24,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:24" (1/1) ... [2019-11-24 21:24:24,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:24" (1/1) ... [2019-11-24 21:24:24,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:24,368 INFO L168 Benchmark]: Toolchain (without parser) took 1871.84 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 972.5 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:24,375 INFO L168 Benchmark]: CDTParser took 0.91 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. [2019-11-24 21:24:24,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1570.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:24,381 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.49 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:24,385 INFO L168 Benchmark]: Boogie Preprocessor took 139.75 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:24:24,397 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 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 1570.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.49 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 139.75 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:24:28,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:24:28,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:24:28,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:24:28,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:24:28,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:24:28,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:24:28,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:24:28,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:24:28,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:24:28,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:24:28,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:24:28,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:24:28,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:24:28,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:24:28,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:24:28,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:24:28,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:24:28,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:24:28,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:24:28,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:24:28,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:24:28,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:24:28,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:24:28,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:24:28,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:24:28,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:24:28,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:24:28,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:24:28,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:24:28,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:24:28,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:24:28,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:24:28,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:24:28,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:24:28,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:24:28,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:24:28,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:24:28,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:24:28,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:24:28,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:24:28,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:24:28,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:24:28,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:24:28,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:24:28,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:24:28,606 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:24:28,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:24:28,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:24:28,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:24:28,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:24:28,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:24:28,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:24:28,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:24:28,614 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:24:28,615 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:24:28,615 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:24:28,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:24:28,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:24:28,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:24:28,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:24:28,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:24:28,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:24:28,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:24:28,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:24:28,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:24:28,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:24:28,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:24:28,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:24:28,622 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:24:28,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:24:28,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:24:28,627 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:24:28,628 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 -> 6868cfe15ffae7894c761aae8b8ecfc9d2a7eb9a [2019-11-24 21:24:29,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:24:29,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:24:29,309 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:24:29,313 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:24:29,318 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:24:29,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-24 21:24:29,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6acb92609/b1fb4c2599ad4a658827d676dd16e231/FLAG24428b1ae [2019-11-24 21:24:30,738 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:24:30,741 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2019-11-24 21:24:30,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6acb92609/b1fb4c2599ad4a658827d676dd16e231/FLAG24428b1ae [2019-11-24 21:24:30,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6acb92609/b1fb4c2599ad4a658827d676dd16e231 [2019-11-24 21:24:30,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:24:30,837 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:24:30,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:30,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:24:30,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:24:30,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:30" (1/1) ... [2019-11-24 21:24:30,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a10f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:30, skipping insertion in model container [2019-11-24 21:24:30,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:24:30" (1/1) ... [2019-11-24 21:24:30,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:24:31,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:24:32,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:32,179 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:24:32,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:24:32,584 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:24:32,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:32 WrapperNode [2019-11-24 21:24:32,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:24:32,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:32,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:24:32,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:24:32,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:32" (1/1) ... [2019-11-24 21:24:32,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:32" (1/1) ... [2019-11-24 21:24:32,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:24:32,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:24:32,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:24:32,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:24:32,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:32" (1/1) ... [2019-11-24 21:24:32,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:32" (1/1) ... [2019-11-24 21:24:32,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:32" (1/1) ... [2019-11-24 21:24:32,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:32" (1/1) ... [2019-11-24 21:24:32,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:32" (1/1) ... [2019-11-24 21:24:32,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:32" (1/1) ... [2019-11-24 21:24:32,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:24:32" (1/1) ... [2019-11-24 21:24:32,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:24:32,921 INFO L168 Benchmark]: Toolchain (without parser) took 2083.50 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 961.2 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:32,927 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-24 21:24:32,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1755.97 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:32,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.80 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:32,936 INFO L168 Benchmark]: Boogie Preprocessor took 160.06 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:24:32,948 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1755.97 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.80 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.06 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.2 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...