./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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-atomic/read_write_lock-1.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 b3e737313822321e0eb735a05809c2d5347ec165 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-atomic/read_write_lock-1.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 b3e737313822321e0eb735a05809c2d5347ec165 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:21,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:21,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:21,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:21,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:21,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:21,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:21,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:21,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:21,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:21,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:21,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:21,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:21,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:21,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:21,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:21,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:21,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:21,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:21,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:21,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:21,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:21,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:21,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:21,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:21,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:21,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:21,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:21,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:21,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:21,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:21,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:21,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:21,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:21,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:21,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:21,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:21,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:21,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:21,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:21,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:21,375 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:26:21,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:21,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:21,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:21,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:21,421 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:21,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:21,421 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:21,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:26:21,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:21,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:21,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:21,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:21,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:21,428 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:21,428 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:21,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:21,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:21,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:21,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:21,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:21,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:21,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:21,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:21,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:21,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:21,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:21,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:26:21,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:26:21,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:21,439 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 -> b3e737313822321e0eb735a05809c2d5347ec165 [2019-11-24 21:26:22,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:22,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:22,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:22,063 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:22,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:22,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2019-11-24 21:26:22,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c20dde23/f18ec161745342ba91867741008032c3/FLAGbf62adeed [2019-11-24 21:26:23,470 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:23,473 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2019-11-24 21:26:23,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c20dde23/f18ec161745342ba91867741008032c3/FLAGbf62adeed [2019-11-24 21:26:23,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c20dde23/f18ec161745342ba91867741008032c3 [2019-11-24 21:26:23,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:23,575 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:23,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:23,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:23,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:23,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:23" (1/1) ... [2019-11-24 21:26:23,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601bf59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:23, skipping insertion in model container [2019-11-24 21:26:23,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:23" (1/1) ... [2019-11-24 21:26:23,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:23,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:24,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:24,770 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:24,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:25,091 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:25,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:25 WrapperNode [2019-11-24 21:26:25,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:25,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:25,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:25,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:25,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:25" (1/1) ... [2019-11-24 21:26:25,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:25" (1/1) ... [2019-11-24 21:26:25,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:25,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:25,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:25,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:25,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:25" (1/1) ... [2019-11-24 21:26:25,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:25" (1/1) ... [2019-11-24 21:26:25,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:25" (1/1) ... [2019-11-24 21:26:25,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:25" (1/1) ... [2019-11-24 21:26:25,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:25" (1/1) ... [2019-11-24 21:26:25,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:25" (1/1) ... [2019-11-24 21:26:25,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:25" (1/1) ... [2019-11-24 21:26:25,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:25,366 INFO L168 Benchmark]: Toolchain (without parser) took 1779.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.0 MB in the end (delta: 649.7 kB). Peak memory consumption was 715.3 kB. Max. memory is 12.5 GB. [2019-11-24 21:26:25,369 INFO L168 Benchmark]: CDTParser took 1.73 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. [2019-11-24 21:26:25,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1514.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:25,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.46 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:25,380 INFO L168 Benchmark]: Boogie Preprocessor took 73.07 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:25,390 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73 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 1514.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.46 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.07 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 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 0.1.24-32f2683 [2019-11-24 21:26:29,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:29,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:29,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:29,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:29,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:29,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:29,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:29,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:29,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:29,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:29,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:29,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:29,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:29,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:29,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:29,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:29,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:29,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:29,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:29,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:29,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:29,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:29,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:29,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:29,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:29,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:29,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:29,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:29,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:29,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:29,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:29,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:29,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:29,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:29,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:29,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:29,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:29,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:29,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:29,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:29,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:26:29,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:29,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:29,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:29,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:29,542 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:29,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:29,543 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:29,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:29,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:29,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:29,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:29,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:29,546 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:29,546 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:26:29,548 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:26:29,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:29,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:29,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:29,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:29,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:29,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:29,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:29,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:29,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:29,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:29,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:29,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:29,555 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:26:29,557 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:26:29,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:29,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:26:29,559 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 -> b3e737313822321e0eb735a05809c2d5347ec165 [2019-11-24 21:26:30,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:30,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:30,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:30,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:30,196 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:30,197 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2019-11-24 21:26:30,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8d9ae091/ceae453f4b4443da93f8722e521ec464/FLAGf57e7061b [2019-11-24 21:26:31,578 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:31,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2019-11-24 21:26:31,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8d9ae091/ceae453f4b4443da93f8722e521ec464/FLAGf57e7061b [2019-11-24 21:26:31,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8d9ae091/ceae453f4b4443da93f8722e521ec464 [2019-11-24 21:26:31,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:31,684 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:31,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:31,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:31,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:31,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:31" (1/1) ... [2019-11-24 21:26:31,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f933ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:31, skipping insertion in model container [2019-11-24 21:26:31,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:31" (1/1) ... [2019-11-24 21:26:31,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:31,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:32,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:32,906 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:33,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:33,267 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:33,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:33 WrapperNode [2019-11-24 21:26:33,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:33,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:33,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:33,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:33,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:33" (1/1) ... [2019-11-24 21:26:33,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:33" (1/1) ... [2019-11-24 21:26:33,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:33,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:33,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:33,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:33,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:33" (1/1) ... [2019-11-24 21:26:33,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:33" (1/1) ... [2019-11-24 21:26:33,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:33" (1/1) ... [2019-11-24 21:26:33,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:33" (1/1) ... [2019-11-24 21:26:33,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:33" (1/1) ... [2019-11-24 21:26:33,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:33" (1/1) ... [2019-11-24 21:26:33,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:33" (1/1) ... [2019-11-24 21:26:33,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:33,546 INFO L168 Benchmark]: Toolchain (without parser) took 1854.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 598.8 kB). Peak memory consumption was 664.3 kB. Max. memory is 12.5 GB. [2019-11-24 21:26:33,549 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. [2019-11-24 21:26:33,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1584.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:33,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.96 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:33,558 INFO L168 Benchmark]: Boogie Preprocessor took 103.20 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:33,566 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 1584.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.96 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 103.20 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...