./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 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/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 0.1.24-65d6cd2 [2019-11-25 23:13:03,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:13:03,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:13:03,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:13:03,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:13:03,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:13:03,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:13:03,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:13:03,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:13:03,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:13:03,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:13:03,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:13:03,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:13:03,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:13:03,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:13:03,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:13:03,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:13:03,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:13:03,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:13:03,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:13:03,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:13:03,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:13:03,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:13:03,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:13:03,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:13:03,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:13:03,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:13:03,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:13:03,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:13:03,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:13:03,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:13:03,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:13:03,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:13:03,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:13:03,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:13:03,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:13:03,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:13:03,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:13:03,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:13:03,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:13:03,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:13:03,402 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:13:03,455 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:13:03,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:13:03,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:13:03,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:13:03,465 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:13:03,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:13:03,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:13:03,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:13:03,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:13:03,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:13:03,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:13:03,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:13:03,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:13:03,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:13:03,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:13:03,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:13:03,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:13:03,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:13:03,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:13:03,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:13:03,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:13:03,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:13:03,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:13:03,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:13:03,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:13:03,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:13:03,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:13:03,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:13:03,483 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 [2019-11-25 23:13:04,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:13:04,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:13:04,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:13:04,099 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:13:04,103 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:13:04,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2019-11-25 23:13:04,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2639080a3/2367c6ee0e884f0b93780bbdb0f54c01/FLAG9de78c0ef [2019-11-25 23:13:05,539 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:13:05,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2019-11-25 23:13:05,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2639080a3/2367c6ee0e884f0b93780bbdb0f54c01/FLAG9de78c0ef [2019-11-25 23:13:05,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2639080a3/2367c6ee0e884f0b93780bbdb0f54c01 [2019-11-25 23:13:05,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:13:05,635 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:13:05,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:05,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:13:05,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:13:05,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70bd52e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05, skipping insertion in model container [2019-11-25 23:13:05,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:13:05,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:13:06,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:06,803 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:13:06,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:07,063 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:13:07,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:07 WrapperNode [2019-11-25 23:13:07,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:07,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:07,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:13:07,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:13:07,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:07" (1/1) ... [2019-11-25 23:13:07,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:07" (1/1) ... [2019-11-25 23:13:07,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:07,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:13:07,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:13:07,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:13:07,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:07" (1/1) ... [2019-11-25 23:13:07,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:07" (1/1) ... [2019-11-25 23:13:07,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:07" (1/1) ... [2019-11-25 23:13:07,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:07" (1/1) ... [2019-11-25 23:13:07,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:07" (1/1) ... [2019-11-25 23:13:07,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:07" (1/1) ... [2019-11-25 23:13:07,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:07" (1/1) ... [2019-11-25 23:13:07,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:13:07,318 INFO L168 Benchmark]: Toolchain (without parser) took 1664.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 593.5 kB). Peak memory consumption was 659.0 kB. Max. memory is 12.5 GB. [2019-11-25 23:13:07,321 INFO L168 Benchmark]: CDTParser took 1.00 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:13:07,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1422.85 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. [2019-11-25 23:13:07,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.06 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. [2019-11-25 23:13:07,336 INFO L168 Benchmark]: Boogie Preprocessor took 74.08 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. [2019-11-25 23:13:07,344 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 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 1422.85 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 157.06 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 74.08 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:13:11,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:13:11,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:13:11,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:13:11,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:13:11,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:13:11,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:13:11,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:13:11,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:13:11,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:13:11,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:13:11,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:13:11,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:13:11,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:13:11,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:13:11,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:13:11,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:13:11,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:13:11,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:13:11,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:13:11,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:13:11,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:13:11,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:13:11,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:13:11,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:13:11,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:13:11,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:13:11,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:13:11,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:13:11,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:13:11,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:13:11,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:13:11,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:13:11,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:13:11,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:13:11,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:13:11,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:13:11,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:13:11,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:13:11,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:13:11,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:13:11,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:13:11,328 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:13:11,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:13:11,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:13:11,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:13:11,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:13:11,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:13:11,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:13:11,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:13:11,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:13:11,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:13:11,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:13:11,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:13:11,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:13:11,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:13:11,346 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:13:11,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:13:11,348 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:13:11,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:13:11,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:13:11,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:13:11,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:13:11,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:13:11,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:13:11,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:13:11,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:13:11,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:13:11,354 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:13:11,355 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:13:11,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:13:11,355 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:13:11,359 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 [2019-11-25 23:13:11,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:13:11,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:13:11,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:13:11,974 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:13:11,977 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:13:11,979 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2019-11-25 23:13:12,137 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdb20e141/6d4f63895e994dbbb6af0b6d2d4ae64e/FLAGcb9a88f78 [2019-11-25 23:13:13,368 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:13:13,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2019-11-25 23:13:13,406 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdb20e141/6d4f63895e994dbbb6af0b6d2d4ae64e/FLAGcb9a88f78 [2019-11-25 23:13:13,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdb20e141/6d4f63895e994dbbb6af0b6d2d4ae64e [2019-11-25 23:13:13,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:13:13,461 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:13:13,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:13,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:13:13,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:13:13,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:13" (1/1) ... [2019-11-25 23:13:13,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70bd52e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:13, skipping insertion in model container [2019-11-25 23:13:13,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:13" (1/1) ... [2019-11-25 23:13:13,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:13:13,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:13:14,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:14,672 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:13:14,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:15,009 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:13:15,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:15 WrapperNode [2019-11-25 23:13:15,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:15,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:15,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:13:15,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:13:15,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:15" (1/1) ... [2019-11-25 23:13:15,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:15" (1/1) ... [2019-11-25 23:13:15,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:15,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:13:15,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:13:15,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:13:15,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:15" (1/1) ... [2019-11-25 23:13:15,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:15" (1/1) ... [2019-11-25 23:13:15,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:15" (1/1) ... [2019-11-25 23:13:15,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:15" (1/1) ... [2019-11-25 23:13:15,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:15" (1/1) ... [2019-11-25 23:13:15,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:15" (1/1) ... [2019-11-25 23:13:15,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:15" (1/1) ... [2019-11-25 23:13:15,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:13:15,266 INFO L168 Benchmark]: Toolchain (without parser) took 1801.99 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 960.9 MB in the end (delta: 750.4 kB). Peak memory consumption was 815.9 kB. Max. memory is 12.5 GB. [2019-11-25 23:13:15,271 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. [2019-11-25 23:13:15,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1544.50 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:15,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.82 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:15,275 INFO L168 Benchmark]: Boogie Preprocessor took 83.22 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:13:15,294 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 1544.50 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.82 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.22 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 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...