./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/max60-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/reducercommutativity/max60-2.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 5e0790145a60534d9db9723762652c656e4f5ffe .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/reducercommutativity/max60-2.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 5e0790145a60534d9db9723762652c656e4f5ffe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:29:32,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:32,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:32,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:32,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:32,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:32,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:32,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:32,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:32,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:32,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:32,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:32,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:32,304 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:32,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:32,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:32,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:32,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:32,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:32,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:32,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:32,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:32,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:32,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:32,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:32,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:32,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:32,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:32,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:32,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:32,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:32,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:32,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:32,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:32,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:32,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:32,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:32,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:32,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:32,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:32,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:32,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:32,395 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:32,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:32,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:32,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:32,401 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:32,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:32,402 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:32,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:32,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:32,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:32,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:32,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:32,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:32,405 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:32,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:32,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:32,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:32,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:32,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:32,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:32,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:32,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:32,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:32,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:32,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:32,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:32,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:32,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:32,411 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 -> 5e0790145a60534d9db9723762652c656e4f5ffe [2019-11-26 16:29:32,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:32,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:32,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:32,904 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:32,904 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:32,905 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max60-2.i [2019-11-26 16:29:33,012 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdf70d1c8/a04c0e91020a40eabe254bd06ab6fabf/FLAGd3b567c4b [2019-11-26 16:29:33,707 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:33,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max60-2.i [2019-11-26 16:29:33,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdf70d1c8/a04c0e91020a40eabe254bd06ab6fabf/FLAGd3b567c4b [2019-11-26 16:29:34,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdf70d1c8/a04c0e91020a40eabe254bd06ab6fabf [2019-11-26 16:29:34,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:34,040 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:34,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:34,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:34,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:34,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34, skipping insertion in model container [2019-11-26 16:29:34,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:34,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:34,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:34,396 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:34,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:34,506 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:34,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34 WrapperNode [2019-11-26 16:29:34,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:34,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:34,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:34,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:34,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:34,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:34,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:34,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:34,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:34" (1/1) ... [2019-11-26 16:29:34,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:34,667 INFO L168 Benchmark]: Toolchain (without parser) took 610.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:34,669 INFO L168 Benchmark]: CDTParser took 2.69 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. [2019-11-26 16:29:34,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:34,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:34,675 INFO L168 Benchmark]: Boogie Preprocessor took 53.95 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:34,678 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.69 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 471.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 74.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 53.95 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 0.1.24-025d5a2 [2019-11-26 16:29:37,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:37,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:37,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:37,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:37,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:37,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:37,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:37,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:37,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:37,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:37,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:37,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:37,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:37,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:37,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:37,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:37,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:37,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:37,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:37,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:37,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:37,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:37,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:37,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:37,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:37,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:37,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:37,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:37,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:37,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:37,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:37,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:37,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:37,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:37,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:37,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:37,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:37,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:37,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:37,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:37,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:37,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:37,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:37,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:37,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:37,515 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:37,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:37,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:37,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:37,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:37,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:37,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:37,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:37,519 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:37,519 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:37,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:37,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:37,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:37,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:37,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:37,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:37,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:37,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:37,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:37,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:37,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:37,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:37,525 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:37,525 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:37,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:37,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:37,527 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 -> 5e0790145a60534d9db9723762652c656e4f5ffe [2019-11-26 16:29:37,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:37,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:37,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:37,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:37,981 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:37,986 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max60-2.i [2019-11-26 16:29:38,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b37014cac/94a390a9497347f78c2ee66128b1f64b/FLAGd85fbf1f9 [2019-11-26 16:29:38,818 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:38,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max60-2.i [2019-11-26 16:29:38,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b37014cac/94a390a9497347f78c2ee66128b1f64b/FLAGd85fbf1f9 [2019-11-26 16:29:39,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b37014cac/94a390a9497347f78c2ee66128b1f64b [2019-11-26 16:29:39,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:39,168 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:39,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:39,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:39,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:39,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39, skipping insertion in model container [2019-11-26 16:29:39,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:39,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:39,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:39,563 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:39,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:39,697 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:39,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39 WrapperNode [2019-11-26 16:29:39,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:39,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:39,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:39,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:39,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:39,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:39,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:39,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:39,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:39,835 INFO L168 Benchmark]: Toolchain (without parser) took 662.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.4 MB in the end (delta: -19.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:39,836 INFO L168 Benchmark]: CDTParser took 3.61 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. [2019-11-26 16:29:39,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 535.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:39,839 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.69 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:39,840 INFO L168 Benchmark]: Boogie Preprocessor took 65.53 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:39,852 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.61 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 535.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 51.69 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.53 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.4 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...