./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-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.4.ufo.UNBOUNDED.pals.c.v+cfa-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 bb1bf60e7c5f6c944f8ca74528b81cabf5931e0d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.ufo.UNBOUNDED.pals.c.v+cfa-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 bb1bf60e7c5f6c944f8ca74528b81cabf5931e0d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:10:43,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:43,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:43,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:43,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:43,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:43,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:43,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:43,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:43,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:43,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:43,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:43,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:43,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:43,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:43,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:43,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:43,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:43,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:43,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:43,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:43,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:43,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:43,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:43,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:43,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:43,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:43,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:43,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:43,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:43,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:43,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:43,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:43,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:43,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:43,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:43,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:43,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:43,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:43,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:43,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:43,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:10:43,391 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:43,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:43,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:43,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:43,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:43,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:43,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:43,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:10:43,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:43,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:43,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:43,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:43,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:43,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:43,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:43,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:43,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:43,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:43,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:43,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:43,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:43,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:43,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:43,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:43,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:43,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:10:43,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:10:43,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:43,414 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 -> bb1bf60e7c5f6c944f8ca74528b81cabf5931e0d [2019-11-25 23:10:43,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:43,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:43,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:43,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:43,966 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:43,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:10:44,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e937cd4a/e124af35f4e84096b2afd87069079990/FLAG674ab73e8 [2019-11-25 23:10:45,202 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:45,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:10:45,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e937cd4a/e124af35f4e84096b2afd87069079990/FLAG674ab73e8 [2019-11-25 23:10:45,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e937cd4a/e124af35f4e84096b2afd87069079990 [2019-11-25 23:10:45,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:45,281 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:45,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:45,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:45,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:45,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:45,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e49744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45, skipping insertion in model container [2019-11-25 23:10:45,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:45,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:45,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:46,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:46,111 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:46,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:46,303 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:46,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:46 WrapperNode [2019-11-25 23:10:46,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:46,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:46,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:46,314 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:46,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:46" (1/1) ... [2019-11-25 23:10:46,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:46" (1/1) ... [2019-11-25 23:10:46,429 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:46,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:46,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:46,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:46,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:46" (1/1) ... [2019-11-25 23:10:46,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:46" (1/1) ... [2019-11-25 23:10:46,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:46" (1/1) ... [2019-11-25 23:10:46,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:46" (1/1) ... [2019-11-25 23:10:46,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:46" (1/1) ... [2019-11-25 23:10:46,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:46" (1/1) ... [2019-11-25 23:10:46,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:46" (1/1) ... [2019-11-25 23:10:46,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:46,534 INFO L168 Benchmark]: Toolchain (without parser) took 1246.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:46,546 INFO L168 Benchmark]: CDTParser took 3.37 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 23:10:46,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1018.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:46,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:46,557 INFO L168 Benchmark]: Boogie Preprocessor took 93.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:46,567 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.37 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 1018.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 93.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 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 0.1.24-65d6cd2 [2019-11-25 23:10:50,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:50,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:50,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:50,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:50,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:50,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:50,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:50,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:50,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:50,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:50,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:50,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:50,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:50,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:50,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:50,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:50,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:50,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:50,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:50,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:50,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:50,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:50,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:50,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:50,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:50,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:50,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:50,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:50,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:50,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:50,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:50,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:50,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:50,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:50,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:50,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:50,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:50,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:50,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:50,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:50,705 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:10:50,742 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:50,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:50,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:50,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:50,750 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:50,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:50,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:50,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:50,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:50,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:50,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:50,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:50,755 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:10:50,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:10:50,759 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:50,759 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:50,759 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:50,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:50,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:50,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:50,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:50,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:50,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:50,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:50,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:50,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:50,765 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:10:50,769 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:10:50,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:50,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:10:50,771 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 -> bb1bf60e7c5f6c944f8ca74528b81cabf5931e0d [2019-11-25 23:10:51,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:51,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:51,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:51,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:51,370 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:51,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:10:51,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22d79ab6/9514750813f24e9caa7b03b6f9be896d/FLAGee59f6c4a [2019-11-25 23:10:52,678 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:52,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:10:52,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22d79ab6/9514750813f24e9caa7b03b6f9be896d/FLAGee59f6c4a [2019-11-25 23:10:52,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22d79ab6/9514750813f24e9caa7b03b6f9be896d [2019-11-25 23:10:52,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:52,762 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:52,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:52,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:52,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:52,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:52,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:52, skipping insertion in model container [2019-11-25 23:10:52,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:52" (1/1) ... [2019-11-25 23:10:52,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:52,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:53,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:53,785 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:53,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:54,007 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:54,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:54 WrapperNode [2019-11-25 23:10:54,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:54,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:54,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:54,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:54,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:54" (1/1) ... [2019-11-25 23:10:54,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:54" (1/1) ... [2019-11-25 23:10:54,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:54,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:54,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:54,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:54,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:54" (1/1) ... [2019-11-25 23:10:54,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:54" (1/1) ... [2019-11-25 23:10:54,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:54" (1/1) ... [2019-11-25 23:10:54,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:54" (1/1) ... [2019-11-25 23:10:54,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:54" (1/1) ... [2019-11-25 23:10:54,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:54" (1/1) ... [2019-11-25 23:10:54,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:54" (1/1) ... [2019-11-25 23:10:54,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:54,254 INFO L168 Benchmark]: Toolchain (without parser) took 1490.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.6 MB in the end (delta: -15.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:54,256 INFO L168 Benchmark]: CDTParser took 0.45 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 23:10:54,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1241.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.3 MB in the end (delta: -21.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:54,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.10 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:54,261 INFO L168 Benchmark]: Boogie Preprocessor took 94.05 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:54,270 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1241.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.3 MB in the end (delta: -21.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.10 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.05 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 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...