./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe020_rmo.oepc.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-wmm/safe020_rmo.oepc.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 bd285f22d54cde1ff7f721bb3fec7f36f6742b52 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-wmm/safe020_rmo.oepc.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 bd285f22d54cde1ff7f721bb3fec7f36f6742b52 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:33:53,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:33:53,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:33:53,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:33:53,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:33:53,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:33:53,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:33:53,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:33:53,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:33:53,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:33:53,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:33:53,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:33:53,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:33:53,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:33:53,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:33:53,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:33:53,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:33:53,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:33:53,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:33:53,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:33:53,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:33:53,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:33:53,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:33:53,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:33:53,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:33:53,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:33:53,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:33:53,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:33:53,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:33:53,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:33:53,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:33:53,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:33:53,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:33:53,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:33:53,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:33:53,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:33:53,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:33:53,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:33:53,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:33:53,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:33:53,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:33:53,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:33:53,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:33:53,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:33:53,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:33:53,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:33:53,394 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:33:53,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:33:53,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:33:53,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:33:53,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:33:53,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:33:53,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:33:53,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:33:53,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:33:53,402 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:33:53,405 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:33:53,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:33:53,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:33:53,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:33:53,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:33:53,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:33:53,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:33:53,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:33:53,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:33:53,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:33:53,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:33:53,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:33:53,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:33:53,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:33:53,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:33:53,413 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 -> bd285f22d54cde1ff7f721bb3fec7f36f6742b52 [2019-11-24 21:33:54,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:33:54,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:33:54,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:33:54,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:33:54,066 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:33:54,068 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_rmo.oepc.i [2019-11-24 21:33:54,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b910a5de3/b3115fc70dc74f19a3c81231c44db7da/FLAGf43453f09 [2019-11-24 21:33:55,554 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:33:55,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_rmo.oepc.i [2019-11-24 21:33:55,603 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b910a5de3/b3115fc70dc74f19a3c81231c44db7da/FLAGf43453f09 [2019-11-24 21:33:55,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b910a5de3/b3115fc70dc74f19a3c81231c44db7da [2019-11-24 21:33:55,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:33:55,654 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:33:55,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:33:55,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:33:55,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:33:55,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:33:55" (1/1) ... [2019-11-24 21:33:55,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:55, skipping insertion in model container [2019-11-24 21:33:55,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:33:55" (1/1) ... [2019-11-24 21:33:55,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:33:55,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:33:57,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:33:57,096 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:33:57,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:33:57,475 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:33:57,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57 WrapperNode [2019-11-24 21:33:57,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:33:57,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:33:57,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:33:57,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:33:57,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:33:57,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:33:57,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:33:57,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:33:57,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:33:57,786 INFO L168 Benchmark]: Toolchain (without parser) took 2129.52 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 950.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:57,790 INFO L168 Benchmark]: CDTParser took 1.04 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 21:33:57,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1823.03 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 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:57,796 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.96 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:57,798 INFO L168 Benchmark]: Boogie Preprocessor took 123.34 ms. Allocated memory is still 1.0 GB. Free memory is still 950.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:33:57,809 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 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 1823.03 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 956.7 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 171.96 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 123.34 ms. Allocated memory is still 1.0 GB. Free memory is still 950.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:34:01,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:34:01,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:34:01,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:34:01,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:34:01,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:34:01,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:34:01,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:34:01,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:34:01,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:34:01,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:34:01,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:34:01,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:34:01,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:34:01,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:34:01,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:34:01,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:34:01,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:34:01,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:34:01,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:34:01,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:34:01,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:34:01,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:34:01,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:34:01,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:34:01,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:34:01,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:34:01,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:34:01,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:34:01,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:34:01,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:34:01,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:34:01,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:34:01,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:34:01,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:34:01,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:34:01,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:34:01,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:34:01,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:34:01,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:34:01,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:34:01,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:34:01,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:34:01,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:34:01,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:34:01,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:34:01,933 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:34:01,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:34:01,934 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:34:01,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:34:01,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:34:01,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:34:01,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:34:01,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:34:01,939 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:34:01,939 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:34:01,941 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:34:01,941 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:34:01,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:34:01,942 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:34:01,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:34:01,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:34:01,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:34:01,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:34:01,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:34:01,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:34:01,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:34:01,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:34:01,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:34:01,948 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:34:01,949 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:34:01,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:34:01,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:34:01,953 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 -> bd285f22d54cde1ff7f721bb3fec7f36f6742b52 [2019-11-24 21:34:02,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:34:02,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:34:02,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:34:02,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:34:02,575 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:34:02,576 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_rmo.oepc.i [2019-11-24 21:34:02,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b53d158/73563ddfa74b438c9e4904921a770cee/FLAGad36dba7f [2019-11-24 21:34:04,036 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:34:04,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_rmo.oepc.i [2019-11-24 21:34:04,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b53d158/73563ddfa74b438c9e4904921a770cee/FLAGad36dba7f [2019-11-24 21:34:04,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b53d158/73563ddfa74b438c9e4904921a770cee [2019-11-24 21:34:04,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:34:04,135 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:34:04,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:04,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:34:04,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:34:04,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:34:04" (1/1) ... [2019-11-24 21:34:04,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55974e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:04, skipping insertion in model container [2019-11-24 21:34:04,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:34:04" (1/1) ... [2019-11-24 21:34:04,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:34:04,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:34:05,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:05,509 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:34:05,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:05,922 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:34:05,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:05 WrapperNode [2019-11-24 21:34:05,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:05,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:05,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:34:05,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:34:05,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:05" (1/1) ... [2019-11-24 21:34:06,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:05" (1/1) ... [2019-11-24 21:34:06,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:06,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:34:06,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:34:06,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:34:06,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:05" (1/1) ... [2019-11-24 21:34:06,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:05" (1/1) ... [2019-11-24 21:34:06,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:05" (1/1) ... [2019-11-24 21:34:06,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:05" (1/1) ... [2019-11-24 21:34:06,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:05" (1/1) ... [2019-11-24 21:34:06,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:05" (1/1) ... [2019-11-24 21:34:06,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:05" (1/1) ... [2019-11-24 21:34:06,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:34:06,272 INFO L168 Benchmark]: Toolchain (without parser) took 2131.02 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 950.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:06,275 INFO L168 Benchmark]: CDTParser took 1.52 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 21:34:06,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1788.23 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 956.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:06,283 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.77 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:06,287 INFO L168 Benchmark]: Boogie Preprocessor took 173.07 ms. Allocated memory is still 1.0 GB. Free memory is still 950.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:34:06,297 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 1788.23 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 956.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.77 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.07 ms. Allocated memory is still 1.0 GB. Free memory is still 950.9 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...