./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe027_pso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe027_pso.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 b9873bee59970110f951aff767ed77cdd0768f24 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe027_pso.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 b9873bee59970110f951aff767ed77cdd0768f24 ................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:37:57,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:37:57,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:37:57,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:37:57,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:37:57,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:37:57,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:37:57,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:37:57,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:37:57,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:37:57,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:37:57,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:37:57,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:37:57,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:37:57,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:37:57,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:37:57,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:37:57,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:37:57,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:37:57,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:37:57,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:37:57,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:37:57,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:37:57,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:37:57,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:37:57,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:37:57,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:37:57,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:37:57,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:37:57,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:37:57,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:37:57,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:37:57,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:37:57,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:37:57,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:37:57,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:37:57,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:37:57,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:37:57,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:37:57,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:37:57,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:37:57,506 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:37:57,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:37:57,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:37:57,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:37:57,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:37:57,537 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:37:57,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:37:57,538 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:37:57,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:37:57,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:37:57,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:37:57,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:37:57,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:37:57,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:37:57,543 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:37:57,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:37:57,544 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:37:57,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:37:57,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:37:57,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:37:57,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:37:57,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:37:57,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:37:57,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:37:57,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:37:57,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:37:57,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:37:57,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:37:57,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:37:57,548 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 -> b9873bee59970110f951aff767ed77cdd0768f24 [2019-11-27 16:37:58,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:37:58,045 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:37:58,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:37:58,051 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:37:58,054 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:37:58,055 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe027_pso.oepc.i [2019-11-27 16:37:58,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f25beb87/aa24f3781a0649968f96b04c87a6cbbd/FLAG32043eb19 [2019-11-27 16:37:59,017 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:37:59,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe027_pso.oepc.i [2019-11-27 16:37:59,049 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f25beb87/aa24f3781a0649968f96b04c87a6cbbd/FLAG32043eb19 [2019-11-27 16:37:59,193 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f25beb87/aa24f3781a0649968f96b04c87a6cbbd [2019-11-27 16:37:59,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:37:59,202 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:37:59,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:59,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:37:59,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:37:59,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:59" (1/1) ... [2019-11-27 16:37:59,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7241e323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:59, skipping insertion in model container [2019-11-27 16:37:59,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:59" (1/1) ... [2019-11-27 16:37:59,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:37:59,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:37:59,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:59,976 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:00,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:00,202 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:00,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:00 WrapperNode [2019-11-27 16:38:00,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:00,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:00,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:00,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:00,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:00" (1/1) ... [2019-11-27 16:38:00,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:00" (1/1) ... [2019-11-27 16:38:00,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:00,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:00,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:00,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:00,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:00" (1/1) ... [2019-11-27 16:38:00,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:00" (1/1) ... [2019-11-27 16:38:00,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:00" (1/1) ... [2019-11-27 16:38:00,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:00" (1/1) ... [2019-11-27 16:38:00,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:00" (1/1) ... [2019-11-27 16:38:00,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:00" (1/1) ... [2019-11-27 16:38:00,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:00" (1/1) ... [2019-11-27 16:38:00,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:00,392 INFO L168 Benchmark]: Toolchain (without parser) took 1171.08 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:00,393 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:00,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 999.17 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:00,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.21 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:00,397 INFO L168 Benchmark]: Boogie Preprocessor took 51.13 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. [2019-11-27 16:38:00,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 999.17 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.21 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.13 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:38:03,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:38:03,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:38:03,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:38:03,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:38:03,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:38:03,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:38:03,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:38:03,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:38:03,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:38:03,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:38:03,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:38:03,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:38:03,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:38:03,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:38:03,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:38:03,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:38:03,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:38:03,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:38:03,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:38:03,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:38:03,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:38:03,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:38:03,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:38:03,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:38:03,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:38:03,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:38:03,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:38:03,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:38:03,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:38:03,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:38:03,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:38:03,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:38:03,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:38:03,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:38:03,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:38:03,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:38:03,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:38:03,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:38:03,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:38:03,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:38:03,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:38:03,235 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:38:03,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:38:03,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:38:03,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:38:03,241 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:38:03,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:38:03,241 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:38:03,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:38:03,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:38:03,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:38:03,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:38:03,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:38:03,245 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:38:03,246 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:38:03,246 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:38:03,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:38:03,246 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:38:03,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:38:03,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:38:03,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:38:03,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:38:03,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:38:03,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:38:03,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:38:03,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:38:03,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:38:03,250 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:38:03,250 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:38:03,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:38:03,252 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:38:03,253 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 -> b9873bee59970110f951aff767ed77cdd0768f24 [2019-11-27 16:38:03,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:38:03,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:38:03,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:38:03,727 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:38:03,728 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:38:03,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe027_pso.oepc.i [2019-11-27 16:38:03,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a0448ac2/0ef219307787428c949ff16592188614/FLAGeff108166 [2019-11-27 16:38:04,658 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:38:04,662 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe027_pso.oepc.i [2019-11-27 16:38:04,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a0448ac2/0ef219307787428c949ff16592188614/FLAGeff108166 [2019-11-27 16:38:04,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a0448ac2/0ef219307787428c949ff16592188614 [2019-11-27 16:38:04,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:38:04,867 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:38:04,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:04,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:38:04,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:38:04,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:04" (1/1) ... [2019-11-27 16:38:04,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc4890b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:04, skipping insertion in model container [2019-11-27 16:38:04,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:04" (1/1) ... [2019-11-27 16:38:04,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:38:04,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:38:05,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:05,698 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:05,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:05,924 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:05,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:05 WrapperNode [2019-11-27 16:38:05,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:05,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:05,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:05,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:05,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:05" (1/1) ... [2019-11-27 16:38:05,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:05" (1/1) ... [2019-11-27 16:38:06,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:06,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:06,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:06,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:06,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:05" (1/1) ... [2019-11-27 16:38:06,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:05" (1/1) ... [2019-11-27 16:38:06,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:05" (1/1) ... [2019-11-27 16:38:06,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:05" (1/1) ... [2019-11-27 16:38:06,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:05" (1/1) ... [2019-11-27 16:38:06,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:05" (1/1) ... [2019-11-27 16:38:06,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:05" (1/1) ... [2019-11-27 16:38:06,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:06,083 INFO L168 Benchmark]: Toolchain (without parser) took 1209.30 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:06,084 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. [2019-11-27 16:38:06,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1049.47 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. [2019-11-27 16:38:06,097 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.06 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. [2019-11-27 16:38:06,098 INFO L168 Benchmark]: Boogie Preprocessor took 67.60 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. [2019-11-27 16:38:06,105 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 1049.47 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 80.06 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 67.60 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...