./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.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/ldv-sets/test_mutex_unlock_at_exit.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 defc10b7681b66f26c6e7283304153b2e71b5ca2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ldv-sets/test_mutex_unlock_at_exit.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 defc10b7681b66f26c6e7283304153b2e71b5ca2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:11:50,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:50,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:50,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:50,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:50,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:50,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:50,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:50,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:50,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:50,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:50,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:50,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:50,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:50,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:50,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:50,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:50,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:50,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:50,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:50,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:50,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:50,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:50,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:50,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:50,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:50,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:50,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:50,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:50,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:50,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:50,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:50,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:50,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:50,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:50,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:50,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:50,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:50,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:50,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:50,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:50,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:50,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:50,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:50,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:50,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:50,347 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:50,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:50,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:50,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:50,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:50,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:50,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:50,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:50,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:50,352 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:50,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:50,355 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:50,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:50,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:50,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:50,356 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:50,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:50,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:50,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:50,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:50,360 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:50,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:50,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:50,361 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:50,361 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 -> defc10b7681b66f26c6e7283304153b2e71b5ca2 [2019-11-27 16:11:50,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:50,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:50,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:50,924 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:50,930 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:50,931 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i [2019-11-27 16:11:51,077 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05990af02/2119b76d14474ffb9c6f4c3cadfd8231/FLAGee6cb9cff [2019-11-27 16:11:52,308 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:52,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i [2019-11-27 16:11:52,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05990af02/2119b76d14474ffb9c6f4c3cadfd8231/FLAGee6cb9cff [2019-11-27 16:11:52,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05990af02/2119b76d14474ffb9c6f4c3cadfd8231 [2019-11-27 16:11:52,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:52,408 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:52,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:52,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:52,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:52,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:52" (1/1) ... [2019-11-27 16:11:52,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e52e31a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:52, skipping insertion in model container [2019-11-27 16:11:52,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:52" (1/1) ... [2019-11-27 16:11:52,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:52,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:53,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:53,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:53,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:53,914 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:53,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:53 WrapperNode [2019-11-27 16:11:53,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:53,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:53,922 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:53,922 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:53,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:53" (1/1) ... [2019-11-27 16:11:54,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:53" (1/1) ... [2019-11-27 16:11:54,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:54,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:54,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:54,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:54,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:53" (1/1) ... [2019-11-27 16:11:54,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:53" (1/1) ... [2019-11-27 16:11:54,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:53" (1/1) ... [2019-11-27 16:11:54,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:53" (1/1) ... [2019-11-27 16:11:54,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:53" (1/1) ... [2019-11-27 16:11:54,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:53" (1/1) ... [2019-11-27 16:11:54,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:53" (1/1) ... [2019-11-27 16:11:54,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:54,230 INFO L168 Benchmark]: Toolchain (without parser) took 1817.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 962.4 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:54,231 INFO L168 Benchmark]: CDTParser took 0.36 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 16:11:54,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1509.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 968.1 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:54,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.84 ms. Allocated memory is still 1.0 GB. Free memory is still 968.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:54,253 INFO L168 Benchmark]: Boogie Preprocessor took 124.28 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:54,263 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1509.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 968.1 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.84 ms. Allocated memory is still 1.0 GB. Free memory is still 968.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.28 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 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 16:11:58,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:58,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:58,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:58,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:58,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:58,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:58,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:58,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:58,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:58,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:58,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:58,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:58,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:58,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:58,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:58,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:58,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:58,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:58,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:58,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:58,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:58,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:58,346 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:58,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:58,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:58,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:58,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:58,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:58,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:58,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:58,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:58,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:58,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:58,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:58,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:58,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:58,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:58,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:58,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:58,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:58,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:58,427 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:58,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:58,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:58,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:58,433 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:58,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:58,436 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:58,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:58,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:58,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:58,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:58,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:58,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:58,442 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:58,443 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:58,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:58,443 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:58,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:58,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:58,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:58,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:58,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:58,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:58,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:58,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:58,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:58,447 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:58,447 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:58,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:58,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:58,450 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 -> defc10b7681b66f26c6e7283304153b2e71b5ca2 [2019-11-27 16:11:59,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:59,034 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:59,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:59,046 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:59,049 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:59,051 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i [2019-11-27 16:11:59,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9424f856/b5653cb20e784675a29b4ad557c9f696/FLAGd58741529 [2019-11-27 16:12:00,415 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:00,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i [2019-11-27 16:12:00,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9424f856/b5653cb20e784675a29b4ad557c9f696/FLAGd58741529 [2019-11-27 16:12:00,895 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9424f856/b5653cb20e784675a29b4ad557c9f696 [2019-11-27 16:12:00,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:00,904 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:00,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:00,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:00,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:00,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:00" (1/1) ... [2019-11-27 16:12:00,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34aca8f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:00, skipping insertion in model container [2019-11-27 16:12:00,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:00" (1/1) ... [2019-11-27 16:12:00,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:01,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:12:02,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:02,086 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:12:02,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:02,420 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:12:02,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:02 WrapperNode [2019-11-27 16:12:02,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:02,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:02,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:12:02,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:12:02,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:02" (1/1) ... [2019-11-27 16:12:02,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:02" (1/1) ... [2019-11-27 16:12:02,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:02,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:12:02,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:12:02,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:12:02,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:02" (1/1) ... [2019-11-27 16:12:02,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:02" (1/1) ... [2019-11-27 16:12:02,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:02" (1/1) ... [2019-11-27 16:12:02,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:02" (1/1) ... [2019-11-27 16:12:02,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:02" (1/1) ... [2019-11-27 16:12:02,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:02" (1/1) ... [2019-11-27 16:12:02,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:02" (1/1) ... [2019-11-27 16:12:02,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:12:02,743 INFO L168 Benchmark]: Toolchain (without parser) took 1829.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 968.1 MB in the end (delta: -2.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:02,747 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 16:12:02,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1504.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.8 MB in the end (delta: -7.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:02,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.61 ms. Allocated memory is still 1.0 GB. Free memory is still 973.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:02,764 INFO L168 Benchmark]: Boogie Preprocessor took 134.18 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:02,774 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1504.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.8 MB in the end (delta: -7.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.61 ms. Allocated memory is still 1.0 GB. Free memory is still 973.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.18 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 MB in the beginning and 968.1 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...