./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/sep20-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/reducercommutativity/sep20-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ffb9e3dade9738b5766f220d9681628045dd8eb9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/sep20-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ffb9e3dade9738b5766f220d9681628045dd8eb9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:35:23,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:23,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:23,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:23,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:23,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:23,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:23,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:23,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:23,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:23,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:23,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:23,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:23,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:23,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:23,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:23,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:23,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:23,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:23,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:23,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:23,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:23,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:23,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:23,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:23,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:23,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:23,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:23,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:23,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:23,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:23,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:23,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:23,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:23,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:23,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:23,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:23,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:23,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:23,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:23,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:23,646 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:35:23,701 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:23,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:23,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:23,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:23,709 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:23,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:23,711 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:23,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:35:23,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:23,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:23,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:23,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:23,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:23,715 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:23,716 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:23,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:23,717 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:23,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:23,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:23,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:23,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:23,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:23,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:23,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:23,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:23,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:23,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:35:23,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:35:23,726 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:23,726 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 -> ffb9e3dade9738b5766f220d9681628045dd8eb9 [2019-11-24 20:35:24,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:24,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:24,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:24,338 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:24,342 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:24,343 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sep20-1.i [2019-11-24 20:35:24,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c48b4e2a/3f4e845f2ddc476cb14bb4764236292b/FLAG753dccd93 [2019-11-24 20:35:25,549 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:25,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sep20-1.i [2019-11-24 20:35:25,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c48b4e2a/3f4e845f2ddc476cb14bb4764236292b/FLAG753dccd93 [2019-11-24 20:35:25,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c48b4e2a/3f4e845f2ddc476cb14bb4764236292b [2019-11-24 20:35:25,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:25,621 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:25,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:25,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:25,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:25,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:25" (1/1) ... [2019-11-24 20:35:25,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fd778a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:25, skipping insertion in model container [2019-11-24 20:35:25,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:25" (1/1) ... [2019-11-24 20:35:25,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:25,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:26,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:26,240 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:26,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:26,423 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:26,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26 WrapperNode [2019-11-24 20:35:26,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:26,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:26,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:26,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:26,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:26,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:26,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:26,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:26,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:26,641 INFO L168 Benchmark]: Toolchain (without parser) took 1016.55 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:26,646 INFO L168 Benchmark]: CDTParser took 2.63 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:26,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 802.97 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 996.8 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:26,666 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.48 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:26,670 INFO L168 Benchmark]: Boogie Preprocessor took 68.08 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:26,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 802.97 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 996.8 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.48 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.08 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:35:30,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:30,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:30,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:30,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:30,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:30,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:30,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:30,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:30,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:30,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:30,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:30,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:30,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:30,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:30,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:30,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:30,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:30,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:30,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:30,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:30,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:30,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:30,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:30,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:30,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:30,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:30,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:30,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:30,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:30,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:30,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:30,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:30,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:30,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:30,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:30,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:30,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:30,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:30,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:30,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:30,705 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:35:30,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:30,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:30,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:30,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:30,751 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:30,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:30,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:30,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:30,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:30,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:30,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:30,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:30,757 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:30,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:35:30,760 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:35:30,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:30,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:30,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:30,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:30,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:30,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:30,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:30,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:30,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:30,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:30,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:30,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:30,768 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:35:30,768 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:35:30,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:30,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:35:30,773 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 -> ffb9e3dade9738b5766f220d9681628045dd8eb9 [2019-11-24 20:35:31,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:31,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:31,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:31,454 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:31,459 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:31,460 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sep20-1.i [2019-11-24 20:35:31,616 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1e0b68fd/5d20b7c286794bbca81faae139f86ac2/FLAG68c47d79b [2019-11-24 20:35:32,690 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:32,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sep20-1.i [2019-11-24 20:35:32,706 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1e0b68fd/5d20b7c286794bbca81faae139f86ac2/FLAG68c47d79b [2019-11-24 20:35:32,748 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1e0b68fd/5d20b7c286794bbca81faae139f86ac2 [2019-11-24 20:35:32,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:32,759 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:32,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:32,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:32,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:32,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:32" (1/1) ... [2019-11-24 20:35:32,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:32, skipping insertion in model container [2019-11-24 20:35:32,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:32" (1/1) ... [2019-11-24 20:35:32,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:32,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:33,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:33,417 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:33,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:33,643 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:33,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33 WrapperNode [2019-11-24 20:35:33,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:33,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:33,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:33,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:33,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:33,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:33,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:33,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:33,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:33,830 INFO L168 Benchmark]: Toolchain (without parser) took 1067.33 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:33,832 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-24 20:35:33,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 880.39 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 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:33,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:33,839 INFO L168 Benchmark]: Boogie Preprocessor took 92.39 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:33,846 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 880.39 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 991.1 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 83.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 92.39 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...