./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.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 288c9befbd10b5a60d0080fab4bb7b48df02ab2d ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_double_unlock.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 288c9befbd10b5a60d0080fab4bb7b48df02ab2d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:50:01,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:01,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:01,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:01,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:01,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:01,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:01,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:01,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:01,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:01,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:01,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:01,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:01,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:01,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:01,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:01,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:01,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:01,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:01,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:01,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:01,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:01,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:01,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:01,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:01,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:01,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:01,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:01,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:01,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:01,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:01,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:01,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:01,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:01,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:01,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:01,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:01,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:01,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:01,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:01,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:01,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:50:01,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:01,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:01,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:01,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:01,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:01,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:01,330 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:01,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:50:01,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:01,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:01,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:01,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:01,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:01,333 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:01,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:01,335 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:01,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:01,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:01,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:01,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:01,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:01,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:01,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:01,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:01,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:01,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:50:01,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:50:01,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:01,344 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 -> 288c9befbd10b5a60d0080fab4bb7b48df02ab2d [2019-11-27 09:50:02,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:02,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:02,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:02,051 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:02,055 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:02,057 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i [2019-11-27 09:50:02,220 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52f0b30d/7e2bad04c16e489d9f34ac436e033bb4/FLAG772bd8774 [2019-11-27 09:50:03,506 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:03,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i [2019-11-27 09:50:03,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52f0b30d/7e2bad04c16e489d9f34ac436e033bb4/FLAG772bd8774 [2019-11-27 09:50:03,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52f0b30d/7e2bad04c16e489d9f34ac436e033bb4 [2019-11-27 09:50:03,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:03,599 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:03,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:03,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:03,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:03,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:03" (1/1) ... [2019-11-27 09:50:03,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eb61591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:03, skipping insertion in model container [2019-11-27 09:50:03,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:03" (1/1) ... [2019-11-27 09:50:03,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:03,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:04,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:04,822 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:04,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:05,115 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:05,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:05 WrapperNode [2019-11-27 09:50:05,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:05,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:05,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:05,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:05,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:05" (1/1) ... [2019-11-27 09:50:05,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:05" (1/1) ... [2019-11-27 09:50:05,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:05,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:05,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:05,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:05,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:05" (1/1) ... [2019-11-27 09:50:05,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:05" (1/1) ... [2019-11-27 09:50:05,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:05" (1/1) ... [2019-11-27 09:50:05,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:05" (1/1) ... [2019-11-27 09:50:05,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:05" (1/1) ... [2019-11-27 09:50:05,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:05" (1/1) ... [2019-11-27 09:50:05,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:05" (1/1) ... [2019-11-27 09:50:05,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:05,478 INFO L168 Benchmark]: Toolchain (without parser) took 1868.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 682.7 kB). Peak memory consumption was 748.2 kB. Max. memory is 12.5 GB. [2019-11-27 09:50:05,482 INFO L168 Benchmark]: CDTParser took 4.01 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 09:50:05,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1515.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.5 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:05,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.25 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:05,492 INFO L168 Benchmark]: Boogie Preprocessor took 150.49 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:05,507 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.01 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 1515.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.5 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.25 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.49 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 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-da95e15 [2019-11-27 09:50:09,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:09,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:09,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:09,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:09,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:09,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:09,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:09,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:09,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:09,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:09,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:09,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:09,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:09,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:09,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:09,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:09,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:09,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:09,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:09,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:09,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:09,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:09,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:09,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:09,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:09,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:09,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:09,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:09,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:09,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:09,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:09,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:09,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:09,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:09,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:09,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:09,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:09,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:09,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:09,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:09,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:50:09,531 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:09,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:09,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:09,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:09,540 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:09,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:09,541 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:09,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:09,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:09,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:09,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:09,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:09,547 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:50:09,547 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:50:09,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:09,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:09,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:09,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:09,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:09,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:09,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:09,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:09,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:09,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:09,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:09,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:09,554 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:50:09,555 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:50:09,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:09,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:50:09,557 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 -> 288c9befbd10b5a60d0080fab4bb7b48df02ab2d [2019-11-27 09:50:10,148 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:10,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:10,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:10,191 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:10,192 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:10,193 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i [2019-11-27 09:50:10,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b6201ade/08a0fca4bd054ce183ebbda665f41b58/FLAG2db027b74 [2019-11-27 09:50:11,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:11,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_double_unlock.i [2019-11-27 09:50:11,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b6201ade/08a0fca4bd054ce183ebbda665f41b58/FLAG2db027b74 [2019-11-27 09:50:11,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b6201ade/08a0fca4bd054ce183ebbda665f41b58 [2019-11-27 09:50:11,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:11,730 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:11,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:11,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:11,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:11,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:11" (1/1) ... [2019-11-27 09:50:11,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@307b14bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:11, skipping insertion in model container [2019-11-27 09:50:11,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:11" (1/1) ... [2019-11-27 09:50:11,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:11,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:12,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:12,913 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:13,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:13,233 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:13,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13 WrapperNode [2019-11-27 09:50:13,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:13,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:13,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:13,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:13,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:13,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:13,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:13,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:13,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:13,658 INFO L168 Benchmark]: Toolchain (without parser) took 1922.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:13,662 INFO L168 Benchmark]: CDTParser took 2.65 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 09:50:13,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1507.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:13,670 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.81 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:13,673 INFO L168 Benchmark]: Boogie Preprocessor took 195.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:13,683 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.65 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 1507.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.81 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 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...