./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-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 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.7.1.ufo.UNBOUNDED.pals.c.v+sep-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 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:06:21,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:21,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:21,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:21,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:21,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:21,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:21,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:21,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:21,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:21,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:21,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:21,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:21,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:21,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:21,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:21,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:21,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:21,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:21,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:21,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:21,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:21,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:21,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:21,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:21,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:21,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:21,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:21,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:21,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:21,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:21,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:21,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:21,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:21,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:21,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:21,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:21,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:21,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:21,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:21,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:21,232 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:21,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:21,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:21,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:21,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:21,297 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:21,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:21,298 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:21,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:21,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:21,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:21,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:21,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:21,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:21,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:21,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:21,305 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:21,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:21,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:21,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:21,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:21,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:21,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:21,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:21,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:21,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:21,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:21,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:21,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:21,314 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 -> 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed [2019-11-27 10:06:21,892 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:21,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:21,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:21,935 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:21,935 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:21,937 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:06:22,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8873952c2/de335d1ad06547ce8852d1892f11c5eb/FLAGa0c49feec [2019-11-27 10:06:24,327 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:24,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:06:24,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8873952c2/de335d1ad06547ce8852d1892f11c5eb/FLAGa0c49feec [2019-11-27 10:06:24,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8873952c2/de335d1ad06547ce8852d1892f11c5eb [2019-11-27 10:06:24,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:24,568 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:24,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:24,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:24,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:24,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24, skipping insertion in model container [2019-11-27 10:06:24,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:25,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:32,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:32,728 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:37,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:37,403 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:37,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37 WrapperNode [2019-11-27 10:06:37,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:37,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:37,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:37,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:37,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:37,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:38,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:38,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:38,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:38,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:38,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:37" (1/1) ... [2019-11-27 10:06:39,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:39,040 INFO L168 Benchmark]: Toolchain (without parser) took 14465.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.8 MB in the beginning and 783.1 MB in the end (delta: 149.8 MB). Peak memory consumption was 149.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:39,041 INFO L168 Benchmark]: CDTParser took 3.22 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 10:06:39,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12834.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.8 MB in the beginning and 902.1 MB in the end (delta: 30.7 MB). Peak memory consumption was 267.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:39,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 757.73 ms. Allocated memory is still 1.0 GB. Free memory was 902.1 MB in the beginning and 832.5 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:39,051 INFO L168 Benchmark]: Boogie Preprocessor took 860.22 ms. Allocated memory is still 1.0 GB. Free memory was 832.5 MB in the beginning and 783.1 MB in the end (delta: 49.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:39,063 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.22 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 12834.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.8 MB in the beginning and 902.1 MB in the end (delta: 30.7 MB). Peak memory consumption was 267.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 757.73 ms. Allocated memory is still 1.0 GB. Free memory was 902.1 MB in the beginning and 832.5 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 860.22 ms. Allocated memory is still 1.0 GB. Free memory was 832.5 MB in the beginning and 783.1 MB in the end (delta: 49.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:43,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:43,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:43,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:43,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:43,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:43,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:43,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:43,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:43,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:43,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:43,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:43,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:43,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:43,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:43,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:43,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:43,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:43,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:43,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:43,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:43,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:43,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:43,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:43,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:43,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:43,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:43,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:43,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:43,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:43,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:43,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:43,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:43,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:43,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:43,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:43,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:43,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:43,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:43,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:43,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:43,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:43,255 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:43,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:43,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:43,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:43,263 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:43,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:43,267 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:43,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:43,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:43,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:43,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:43,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:43,270 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:43,270 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:43,271 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:43,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:43,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:43,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:43,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:43,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:43,276 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:43,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:43,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:43,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:43,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:43,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:43,279 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:43,280 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:43,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:43,280 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:43,282 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 -> 57367a4c4b124f16631d23f6d1dabdaa8b1e85ed [2019-11-27 10:06:43,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:43,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:43,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:43,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:43,857 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:43,860 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:06:44,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b61addd/22917b895aef409691c177809effd03a/FLAGc6697ce32 [2019-11-27 10:06:46,021 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:46,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-27 10:06:46,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b61addd/22917b895aef409691c177809effd03a/FLAGc6697ce32 [2019-11-27 10:06:46,215 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b61addd/22917b895aef409691c177809effd03a [2019-11-27 10:06:46,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:46,228 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:46,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:46,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:46,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:46,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:46" (1/1) ... [2019-11-27 10:06:46,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e0ec2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:46, skipping insertion in model container [2019-11-27 10:06:46,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:46" (1/1) ... [2019-11-27 10:06:46,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:47,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:55,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:55,669 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:02,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:02,364 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:02,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02 WrapperNode [2019-11-27 10:07:02,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:02,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:02,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:02,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:02,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:02,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:03,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:03,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:03,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:03,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:03,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:03,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:03,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:03,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:04,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:04,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:04,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:02" (1/1) ... [2019-11-27 10:07:04,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:04,556 INFO L168 Benchmark]: Toolchain (without parser) took 18321.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.8 MB in the beginning and 827.1 MB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:04,557 INFO L168 Benchmark]: CDTParser took 1.61 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 10:07:04,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 16138.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.8 MB in the beginning and 720.8 MB in the end (delta: 212.0 MB). Peak memory consumption was 253.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:04,563 INFO L168 Benchmark]: Boogie Procedure Inliner took 1172.29 ms. Allocated memory is still 1.0 GB. Free memory was 720.8 MB in the beginning and 894.2 MB in the end (delta: -173.4 MB). Peak memory consumption was 85.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:04,567 INFO L168 Benchmark]: Boogie Preprocessor took 1003.21 ms. Allocated memory is still 1.0 GB. Free memory was 894.2 MB in the beginning and 827.1 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:04,576 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 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 16138.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.8 MB in the beginning and 720.8 MB in the end (delta: 212.0 MB). Peak memory consumption was 253.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1172.29 ms. Allocated memory is still 1.0 GB. Free memory was 720.8 MB in the beginning and 894.2 MB in the end (delta: -173.4 MB). Peak memory consumption was 85.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1003.21 ms. Allocated memory is still 1.0 GB. Free memory was 894.2 MB in the beginning and 827.1 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...