./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-complex/safestack_relacy.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/pthread-complex/safestack_relacy.i -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 bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pthread-complex/safestack_relacy.i -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 bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:39:19,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:19,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:19,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:19,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:19,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:19,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:19,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:19,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:19,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:19,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:19,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:19,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:19,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:19,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:19,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:19,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:19,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:19,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:19,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:19,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:19,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:19,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:19,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:19,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:19,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:19,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:19,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:19,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:19,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:19,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:19,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:19,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:19,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:19,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:19,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:19,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:19,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:19,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:19,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:19,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:19,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:39:19,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:19,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:19,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:19,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:19,419 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:19,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:19,421 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:19,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:39:19,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:19,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:19,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:19,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:19,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:19,427 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:19,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:19,427 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:19,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:19,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:19,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:19,429 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:19,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:19,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:19,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:19,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:19,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:19,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:39:19,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:39:19,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:19,436 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 -> bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b [2019-11-27 16:39:19,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:19,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:19,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:19,993 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:19,996 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:19,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-27 16:39:20,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f943fbb7/62f4c95a38f74724a72b9e50bca4d7da/FLAG194771124 [2019-11-27 16:39:21,604 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:21,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-27 16:39:21,677 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f943fbb7/62f4c95a38f74724a72b9e50bca4d7da/FLAG194771124 [2019-11-27 16:39:21,719 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f943fbb7/62f4c95a38f74724a72b9e50bca4d7da [2019-11-27 16:39:21,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:21,729 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:21,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:21,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:21,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:21,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:21" (1/1) ... [2019-11-27 16:39:21,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:21, skipping insertion in model container [2019-11-27 16:39:21,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:21" (1/1) ... [2019-11-27 16:39:21,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:21,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:23,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:23,651 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:23,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:24,798 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:24,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:24 WrapperNode [2019-11-27 16:39:24,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:24,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:24,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:24,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:24,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:24" (1/1) ... [2019-11-27 16:39:24,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:24" (1/1) ... [2019-11-27 16:39:25,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:25,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:39:25,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:39:25,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:39:25,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:24" (1/1) ... [2019-11-27 16:39:25,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:24" (1/1) ... [2019-11-27 16:39:25,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:24" (1/1) ... [2019-11-27 16:39:25,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:24" (1/1) ... [2019-11-27 16:39:25,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:24" (1/1) ... [2019-11-27 16:39:25,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:24" (1/1) ... [2019-11-27 16:39:25,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:24" (1/1) ... [2019-11-27 16:39:25,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:39:25,246 INFO L168 Benchmark]: Toolchain (without parser) took 3509.64 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 852.9 MB in the end (delta: 103.1 MB). Peak memory consumption was 103.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:25,247 INFO L168 Benchmark]: CDTParser took 0.34 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 16:39:25,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3073.27 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 858.6 MB in the end (delta: 97.4 MB). Peak memory consumption was 97.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:25,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 248.60 ms. Allocated memory is still 1.0 GB. Free memory is still 858.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:25,254 INFO L168 Benchmark]: Boogie Preprocessor took 181.53 ms. Allocated memory is still 1.0 GB. Free memory was 858.6 MB in the beginning and 852.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:25,267 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3073.27 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 858.6 MB in the end (delta: 97.4 MB). Peak memory consumption was 97.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 248.60 ms. Allocated memory is still 1.0 GB. Free memory is still 858.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 181.53 ms. Allocated memory is still 1.0 GB. Free memory was 858.6 MB in the beginning and 852.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:39:29,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:29,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:29,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:29,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:29,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:29,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:29,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:29,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:29,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:29,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:29,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:29,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:29,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:29,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:29,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:29,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:29,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:29,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:29,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:29,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:29,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:29,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:29,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:29,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:29,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:29,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:29,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:29,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:29,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:29,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:29,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:29,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:29,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:29,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:29,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:29,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:29,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:29,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:29,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:29,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:29,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:39:29,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:29,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:29,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:29,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:29,447 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:29,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:29,448 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:29,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:29,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:29,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:29,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:29,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:29,453 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:39:29,453 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:39:29,453 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:29,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:29,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:29,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:29,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:29,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:29,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:29,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:29,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:29,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:29,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:29,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:29,460 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:39:29,462 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:39:29,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:29,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:39:29,464 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 -> bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b [2019-11-27 16:39:30,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:30,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:30,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:30,102 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:30,103 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:30,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-27 16:39:30,270 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc686c991/1c96cf5515ce4ec6b7982daf2b338cb6/FLAG3dd234904 [2019-11-27 16:39:31,712 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:31,717 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-27 16:39:31,768 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc686c991/1c96cf5515ce4ec6b7982daf2b338cb6/FLAG3dd234904 [2019-11-27 16:39:31,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc686c991/1c96cf5515ce4ec6b7982daf2b338cb6 [2019-11-27 16:39:31,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:31,801 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:31,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:31,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:31,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:31,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:31" (1/1) ... [2019-11-27 16:39:31,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f95bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:31, skipping insertion in model container [2019-11-27 16:39:31,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:31" (1/1) ... [2019-11-27 16:39:31,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:31,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:33,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:33,726 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:33,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:34,881 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:34,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:34 WrapperNode [2019-11-27 16:39:34,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:34,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:34,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:34,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:34,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:34" (1/1) ... [2019-11-27 16:39:35,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:34" (1/1) ... [2019-11-27 16:39:35,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:35,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:39:35,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:39:35,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:39:35,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:34" (1/1) ... [2019-11-27 16:39:35,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:34" (1/1) ... [2019-11-27 16:39:35,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:34" (1/1) ... [2019-11-27 16:39:35,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:34" (1/1) ... [2019-11-27 16:39:35,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:34" (1/1) ... [2019-11-27 16:39:35,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:34" (1/1) ... [2019-11-27 16:39:35,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:34" (1/1) ... [2019-11-27 16:39:35,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:39:35,356 INFO L168 Benchmark]: Toolchain (without parser) took 3549.35 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 845.6 MB in the end (delta: 110.3 MB). Peak memory consumption was 110.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:35,359 INFO L168 Benchmark]: CDTParser took 0.50 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 16:39:35,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3067.14 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 857.1 MB in the end (delta: 98.9 MB). Peak memory consumption was 98.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:35,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.88 ms. Allocated memory is still 1.0 GB. Free memory was 857.1 MB in the beginning and 851.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:35,368 INFO L168 Benchmark]: Boogie Preprocessor took 203.26 ms. Allocated memory is still 1.0 GB. Free memory was 851.4 MB in the beginning and 845.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:35,382 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 3067.14 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 857.1 MB in the end (delta: 98.9 MB). Peak memory consumption was 98.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.88 ms. Allocated memory is still 1.0 GB. Free memory was 857.1 MB in the beginning and 851.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.26 ms. Allocated memory is still 1.0 GB. Free memory was 851.4 MB in the beginning and 845.6 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...