./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.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 f5f8e6f4114bf01836a2ba6d1eef7d59a34dd4b2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 f5f8e6f4114bf01836a2ba6d1eef7d59a34dd4b2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:12,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:12,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:12,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:12,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:12,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:12,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:12,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:12,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:12,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:12,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:12,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:12,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:12,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:12,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:12,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:12,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:12,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:12,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:12,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:12,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:12,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:12,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:12,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:12,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:12,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:12,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:12,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:12,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:12,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:12,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:12,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:12,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:12,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:12,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:12,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:12,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:12,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:12,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:12,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:12,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:12,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:12,294 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:12,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:12,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:12,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:12,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:12,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:12,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:12,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:12,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:12,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:12,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:12,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:12,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:12,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:12,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:12,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:12,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:12,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:12,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:12,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:12,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:12,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:12,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:12,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:12,317 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:12,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:12,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:12,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:12,318 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 -> f5f8e6f4114bf01836a2ba6d1eef7d59a34dd4b2 [2019-11-25 23:11:12,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:12,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:12,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:12,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:12,953 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:12,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:11:13,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/265117b9a/fea6306a83034ed2a4a149da74b7a33d/FLAG502a7f6b7 [2019-11-25 23:11:14,968 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:14,971 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:11:15,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/265117b9a/fea6306a83034ed2a4a149da74b7a33d/FLAG502a7f6b7 [2019-11-25 23:11:15,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/265117b9a/fea6306a83034ed2a4a149da74b7a33d [2019-11-25 23:11:15,094 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:15,096 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:15,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:15,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:15,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:15,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:15" (1/1) ... [2019-11-25 23:11:15,122 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 25.11 11:11:15, skipping insertion in model container [2019-11-25 23:11:15,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:15" (1/1) ... [2019-11-25 23:11:15,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:15,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:19,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:19,574 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:21,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:21,478 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:21,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:21 WrapperNode [2019-11-25 23:11:21,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:21,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:21,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:21,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:21,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:21" (1/1) ... [2019-11-25 23:11:21,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:21" (1/1) ... [2019-11-25 23:11:22,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:22,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:22,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:22,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:22,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:21" (1/1) ... [2019-11-25 23:11:22,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:21" (1/1) ... [2019-11-25 23:11:22,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:21" (1/1) ... [2019-11-25 23:11:22,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:21" (1/1) ... [2019-11-25 23:11:22,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:21" (1/1) ... [2019-11-25 23:11:22,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:21" (1/1) ... [2019-11-25 23:11:22,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:21" (1/1) ... [2019-11-25 23:11:22,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:22,590 INFO L168 Benchmark]: Toolchain (without parser) took 7485.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 778.3 MB in the end (delta: 177.6 MB). Peak memory consumption was 177.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:22,591 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 23:11:22,592 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6379.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 835.6 MB in the end (delta: 120.3 MB). Peak memory consumption was 120.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:22,597 INFO L168 Benchmark]: Boogie Procedure Inliner took 589.45 ms. Allocated memory is still 1.0 GB. Free memory was 835.6 MB in the beginning and 801.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:22,600 INFO L168 Benchmark]: Boogie Preprocessor took 503.49 ms. Allocated memory is still 1.0 GB. Free memory was 801.3 MB in the beginning and 778.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:22,611 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 6379.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 835.6 MB in the end (delta: 120.3 MB). Peak memory consumption was 120.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 589.45 ms. Allocated memory is still 1.0 GB. Free memory was 835.6 MB in the beginning and 801.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 503.49 ms. Allocated memory is still 1.0 GB. Free memory was 801.3 MB in the beginning and 778.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-65d6cd2 [2019-11-25 23:11:26,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:26,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:26,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:26,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:26,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:26,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:26,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:26,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:26,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:26,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:26,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:26,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:26,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:26,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:26,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:26,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:26,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:26,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:26,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:26,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:26,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:26,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:26,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:26,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:26,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:26,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:26,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:26,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:26,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:26,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:26,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:26,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:26,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:26,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:26,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:26,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:26,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:26,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:26,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:26,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:26,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:26,695 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:26,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:26,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:26,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:26,702 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:26,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:26,703 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:26,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:26,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:26,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:26,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:26,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:26,707 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:26,710 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:26,710 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:26,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:26,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:26,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:26,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:26,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:26,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:26,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:26,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:26,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:26,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:26,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:26,716 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:26,717 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:26,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:26,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:26,721 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 -> f5f8e6f4114bf01836a2ba6d1eef7d59a34dd4b2 [2019-11-25 23:11:27,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:27,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:27,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:27,362 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:27,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:27,366 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:11:27,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/255775bcb/9ead6e1966f0487fbaeddf01ed3613c3/FLAG4fc6a961b [2019-11-25 23:11:29,297 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:29,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-11-25 23:11:29,404 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/255775bcb/9ead6e1966f0487fbaeddf01ed3613c3/FLAG4fc6a961b [2019-11-25 23:11:29,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/255775bcb/9ead6e1966f0487fbaeddf01ed3613c3 [2019-11-25 23:11:29,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:29,706 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:29,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:29,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:29,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:29,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:29" (1/1) ... [2019-11-25 23:11:29,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:29, skipping insertion in model container [2019-11-25 23:11:29,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:29" (1/1) ... [2019-11-25 23:11:29,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:30,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:34,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:34,916 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:37,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:37,562 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:37,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37 WrapperNode [2019-11-25 23:11:37,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:37,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:37,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:37,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:37,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:38,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:38,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:38,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:38,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:38,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:38,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:38,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:38,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:38,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:38,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:39,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:39,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:39,120 INFO L168 Benchmark]: Toolchain (without parser) took 9408.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 934.3 MB in the end (delta: 14.5 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:39,121 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-25 23:11:39,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7853.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 748.8 MB in the end (delta: 200.0 MB). Peak memory consumption was 200.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:39,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 628.63 ms. Allocated memory is still 1.0 GB. Free memory was 748.8 MB in the beginning and 719.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:39,132 INFO L168 Benchmark]: Boogie Preprocessor took 917.03 ms. Allocated memory is still 1.0 GB. Free memory was 719.6 MB in the beginning and 934.3 MB in the end (delta: -214.7 MB). Peak memory consumption was 43.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:39,143 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 7853.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 748.8 MB in the end (delta: 200.0 MB). Peak memory consumption was 200.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 628.63 ms. Allocated memory is still 1.0 GB. Free memory was 748.8 MB in the beginning and 719.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 917.03 ms. Allocated memory is still 1.0 GB. Free memory was 719.6 MB in the beginning and 934.3 MB in the end (delta: -214.7 MB). Peak memory consumption was 43.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...