./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-industry-pattern/check_removal_from_set_after_insertion.c --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/array-industry-pattern/check_removal_from_set_after_insertion.c -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 94dabac4118e5dcc5e807b937b9fde3c9094512f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-industry-pattern/check_removal_from_set_after_insertion.c -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 94dabac4118e5dcc5e807b937b9fde3c9094512f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:29:22,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:22,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:22,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:22,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:22,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:22,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:22,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:22,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:22,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:22,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:22,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:22,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:22,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:22,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:22,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:22,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:22,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:22,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:22,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:22,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:22,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:22,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:22,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:22,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:22,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:22,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:22,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:22,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:22,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:22,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:22,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:22,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:22,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:22,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:22,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:22,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:22,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:22,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:22,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:22,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:22,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:22,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:22,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:22,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:22,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:22,669 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:22,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:22,670 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:22,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:22,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:22,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:22,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:22,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:22,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:22,677 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:22,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:22,678 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:22,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:22,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:22,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:22,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:22,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:22,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:22,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:22,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:22,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:22,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:22,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:22,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:22,685 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 -> 94dabac4118e5dcc5e807b937b9fde3c9094512f [2019-11-26 16:29:23,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:23,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:23,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:23,278 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:23,280 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:23,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-industry-pattern/check_removal_from_set_after_insertion.c [2019-11-26 16:29:23,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2762eb5a/7b6bfdd4be2c44acbf789b577f42388d/FLAG91d2135de [2019-11-26 16:29:24,552 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:24,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-industry-pattern/check_removal_from_set_after_insertion.c [2019-11-26 16:29:24,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2762eb5a/7b6bfdd4be2c44acbf789b577f42388d/FLAG91d2135de [2019-11-26 16:29:24,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2762eb5a/7b6bfdd4be2c44acbf789b577f42388d [2019-11-26 16:29:24,628 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:24,632 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:24,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:24,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:24,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:24,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24, skipping insertion in model container [2019-11-26 16:29:24,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:24,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:25,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:25,277 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:25,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:25,499 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:25,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25 WrapperNode [2019-11-26 16:29:25,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:25,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:25,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:25,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:25,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:25,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:25,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:25,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:25,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:25,747 INFO L168 Benchmark]: Toolchain (without parser) took 1104.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.9 MB in the end (delta: -28.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:25,757 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. [2019-11-26 16:29:25,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 868.19 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 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:25,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:25,762 INFO L168 Benchmark]: Boogie Preprocessor took 92.14 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:25,776 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 868.19 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 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 92.14 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:29:29,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:29,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:29,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:29,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:29,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:29,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:29,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:29,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:29,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:29,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:29,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:29,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:29,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:29,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:29,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:29,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:29,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:29,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:29,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:29,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:29,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:29,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:29,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:29,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:29,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:29,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:29,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:29,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:29,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:29,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:29,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:29,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:29,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:29,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:29,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:29,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:29,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:29,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:29,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:29,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:29,908 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:29,960 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:29,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:29,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:29,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:29,975 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:29,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:29,976 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:29,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:29,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:29,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:29,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:29,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:29,984 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:29,985 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:29,985 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:29,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:29,986 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:29,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:29,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:29,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:29,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:29,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:29,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:29,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:29,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:29,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:29,994 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:29,995 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:29,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:29,996 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:29,997 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 -> 94dabac4118e5dcc5e807b937b9fde3c9094512f [2019-11-26 16:29:30,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:30,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:30,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:30,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:30,575 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:30,578 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-industry-pattern/check_removal_from_set_after_insertion.c [2019-11-26 16:29:30,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35241c12f/d30d179d5672408f827c2b3f015782f4/FLAG1e416702a [2019-11-26 16:29:31,812 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:31,812 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-industry-pattern/check_removal_from_set_after_insertion.c [2019-11-26 16:29:31,832 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35241c12f/d30d179d5672408f827c2b3f015782f4/FLAG1e416702a [2019-11-26 16:29:31,872 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35241c12f/d30d179d5672408f827c2b3f015782f4 [2019-11-26 16:29:31,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:31,885 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:31,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:31,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:31,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:31,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:31" (1/1) ... [2019-11-26 16:29:31,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:31, skipping insertion in model container [2019-11-26 16:29:31,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:31" (1/1) ... [2019-11-26 16:29:31,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:31,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:32,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:32,488 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:32,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:32,706 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:32,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32 WrapperNode [2019-11-26 16:29:32,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:32,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:32,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:32,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:32,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:32,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:32,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:32,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:32,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:32,969 INFO L168 Benchmark]: Toolchain (without parser) took 1079.91 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 991.2 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:32,970 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-26 16:29:32,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 818.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:32,973 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.52 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 16:29:32,974 INFO L168 Benchmark]: Boogie Preprocessor took 104.84 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 16:29:32,996 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 818.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.52 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 104.84 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...