./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe025_power.opt.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/safe025_power.opt.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 035ef4a99274dd12a372300a13188a42fcb96eeb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe025_power.opt.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 035ef4a99274dd12a372300a13188a42fcb96eeb .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:37:50,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:37:50,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:37:50,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:37:50,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:37:50,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:37:50,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:37:50,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:37:50,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:37:50,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:37:50,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:37:50,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:37:50,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:37:50,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:37:50,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:37:50,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:37:50,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:37:50,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:37:50,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:37:50,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:37:50,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:37:50,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:37:50,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:37:50,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:37:50,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:37:50,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:37:50,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:37:50,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:37:50,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:37:50,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:37:50,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:37:50,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:37:50,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:37:50,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:37:50,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:37:50,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:37:50,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:37:50,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:37:50,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:37:50,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:37:50,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:37:50,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:37:50,718 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:37:50,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:37:50,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:37:50,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:37:50,726 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:37:50,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:37:50,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:37:50,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:37:50,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:37:50,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:37:50,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:37:50,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:37:50,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:37:50,733 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:37:50,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:37:50,733 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:37:50,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:37:50,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:37:50,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:37:50,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:37:50,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:37:50,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:37:50,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:37:50,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:37:50,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:37:50,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:37:50,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:37:50,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:37:50,742 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 -> 035ef4a99274dd12a372300a13188a42fcb96eeb [2019-11-27 16:37:51,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:37:51,371 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:37:51,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:37:51,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:37:51,383 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:37:51,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe025_power.opt.i [2019-11-27 16:37:51,547 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b826976c/97f0545b96634e6b908cde93cd91f89f/FLAGc89b4ec0a [2019-11-27 16:37:52,794 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:37:52,800 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe025_power.opt.i [2019-11-27 16:37:52,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b826976c/97f0545b96634e6b908cde93cd91f89f/FLAGc89b4ec0a [2019-11-27 16:37:52,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b826976c/97f0545b96634e6b908cde93cd91f89f [2019-11-27 16:37:52,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:37:52,889 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:37:52,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:52,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:37:52,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:37:52,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:52" (1/1) ... [2019-11-27 16:37:52,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:52, skipping insertion in model container [2019-11-27 16:37:52,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:52" (1/1) ... [2019-11-27 16:37:52,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:37:53,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:37:54,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:54,195 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:37:54,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:54,619 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:37:54,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:54 WrapperNode [2019-11-27 16:37:54,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:54,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:37:54,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:37:54,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:37:54,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:54" (1/1) ... [2019-11-27 16:37:54,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:54" (1/1) ... [2019-11-27 16:37:54,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:37:54,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:37:54,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:37:54,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:37:54,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:54" (1/1) ... [2019-11-27 16:37:54,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:54" (1/1) ... [2019-11-27 16:37:54,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:54" (1/1) ... [2019-11-27 16:37:54,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:54" (1/1) ... [2019-11-27 16:37:54,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:54" (1/1) ... [2019-11-27 16:37:54,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:54" (1/1) ... [2019-11-27 16:37:54,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:54" (1/1) ... [2019-11-27 16:37:55,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:37:55,017 INFO L168 Benchmark]: Toolchain (without parser) took 2124.07 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 950.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:55,018 INFO L168 Benchmark]: CDTParser took 0.40 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 16:37:55,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1736.73 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 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:55,025 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.12 ms. Allocated memory is still 1.0 GB. Free memory is still 956.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:37:55,027 INFO L168 Benchmark]: Boogie Preprocessor took 162.67 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:55,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1736.73 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 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.12 ms. Allocated memory is still 1.0 GB. Free memory is still 956.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.67 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 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 0.1.24-509859d [2019-11-27 16:37:58,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:37:58,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:37:58,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:37:58,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:37:58,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:37:58,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:37:58,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:37:58,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:37:58,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:37:58,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:37:58,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:37:58,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:37:58,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:37:58,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:37:58,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:37:59,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:37:59,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:37:59,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:37:59,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:37:59,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:37:59,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:37:59,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:37:59,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:37:59,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:37:59,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:37:59,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:37:59,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:37:59,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:37:59,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:37:59,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:37:59,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:37:59,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:37:59,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:37:59,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:37:59,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:37:59,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:37:59,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:37:59,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:37:59,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:37:59,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:37:59,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:37:59,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:37:59,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:37:59,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:37:59,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:37:59,130 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:37:59,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:37:59,131 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:37:59,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:37:59,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:37:59,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:37:59,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:37:59,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:37:59,136 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:37:59,137 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:37:59,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:37:59,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:37:59,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:37:59,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:37:59,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:37:59,142 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:37:59,142 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:37:59,142 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:37:59,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:37:59,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:37:59,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:37:59,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:37:59,146 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:37:59,146 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:37:59,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:37:59,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:37:59,148 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 -> 035ef4a99274dd12a372300a13188a42fcb96eeb [2019-11-27 16:37:59,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:37:59,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:37:59,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:37:59,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:37:59,776 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:37:59,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe025_power.opt.i [2019-11-27 16:37:59,928 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06bedd35e/e3fed927981b4db6855e0d81818f950e/FLAG4a9d79e33 [2019-11-27 16:38:01,139 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:38:01,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe025_power.opt.i [2019-11-27 16:38:01,181 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06bedd35e/e3fed927981b4db6855e0d81818f950e/FLAG4a9d79e33 [2019-11-27 16:38:01,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06bedd35e/e3fed927981b4db6855e0d81818f950e [2019-11-27 16:38:01,233 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:38:01,235 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:38:01,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:01,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:38:01,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:38:01,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:01" (1/1) ... [2019-11-27 16:38:01,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:01, skipping insertion in model container [2019-11-27 16:38:01,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:01" (1/1) ... [2019-11-27 16:38:01,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:38:01,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:38:02,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:02,572 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:02,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:02,962 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:02,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:02 WrapperNode [2019-11-27 16:38:02,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:02,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:02,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:02,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:02,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:02" (1/1) ... [2019-11-27 16:38:03,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:02" (1/1) ... [2019-11-27 16:38:03,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:03,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:03,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:03,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:03,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:02" (1/1) ... [2019-11-27 16:38:03,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:02" (1/1) ... [2019-11-27 16:38:03,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:02" (1/1) ... [2019-11-27 16:38:03,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:02" (1/1) ... [2019-11-27 16:38:03,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:02" (1/1) ... [2019-11-27 16:38:03,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:02" (1/1) ... [2019-11-27 16:38:03,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:02" (1/1) ... [2019-11-27 16:38:03,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:03,327 INFO L168 Benchmark]: Toolchain (without parser) took 2087.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 949.5 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:03,330 INFO L168 Benchmark]: CDTParser took 1.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:03,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1719.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:03,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.90 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:03,339 INFO L168 Benchmark]: Boogie Preprocessor took 182.10 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:03,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1719.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.90 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.10 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 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...