./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/sll-queue-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 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/forester-heap/sll-queue-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 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:11:34,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:34,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:34,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:34,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:34,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:34,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:34,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:34,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:34,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:34,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:34,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:34,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:34,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:34,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:34,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:34,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:34,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:34,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:34,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:34,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:34,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:34,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:34,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:34,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:34,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:34,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:34,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:34,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:34,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:34,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:34,736 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:34,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:34,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:34,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:34,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:34,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:34,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:34,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:34,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:34,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:34,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:34,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:34,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:34,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:34,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:34,814 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:34,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:34,815 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:34,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:34,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:34,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:34,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:34,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:34,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:34,821 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:34,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:34,822 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:34,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:34,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:34,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:34,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:34,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:34,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:34,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:34,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:34,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:34,828 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:34,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:34,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:34,829 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 -> 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 [2019-11-27 16:11:35,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:35,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:35,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:35,471 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:35,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:35,475 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 16:11:35,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa5f3cc0a/7cb97f92e5f14a7eb795c165c9173122/FLAG82fd92e49 [2019-11-27 16:11:36,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:36,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 16:11:36,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa5f3cc0a/7cb97f92e5f14a7eb795c165c9173122/FLAG82fd92e49 [2019-11-27 16:11:36,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa5f3cc0a/7cb97f92e5f14a7eb795c165c9173122 [2019-11-27 16:11:36,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:36,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:36,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:36,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:36,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:36,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4845938f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36, skipping insertion in model container [2019-11-27 16:11:36,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:37,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:37,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:38,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:38,073 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:38,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:38,317 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:38,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:38 WrapperNode [2019-11-27 16:11:38,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:38,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:38,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:38,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:38,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:38" (1/1) ... [2019-11-27 16:11:38,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:38" (1/1) ... [2019-11-27 16:11:38,478 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:38,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:38,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:38,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:38,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:38" (1/1) ... [2019-11-27 16:11:38,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:38" (1/1) ... [2019-11-27 16:11:38,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:38" (1/1) ... [2019-11-27 16:11:38,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:38" (1/1) ... [2019-11-27 16:11:38,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:38" (1/1) ... [2019-11-27 16:11:38,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:38" (1/1) ... [2019-11-27 16:11:38,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:38" (1/1) ... [2019-11-27 16:11:38,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:38,611 INFO L168 Benchmark]: Toolchain (without parser) took 1624.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.8 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:38,613 INFO L168 Benchmark]: CDTParser took 1.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:38,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1351.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:38,620 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.57 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:38,621 INFO L168 Benchmark]: Boogie Preprocessor took 102.50 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:38,632 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 1351.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.57 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.50 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:11:42,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:42,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:42,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:42,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:42,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:42,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:42,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:42,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:42,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:42,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:42,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:42,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:42,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:42,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:42,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:42,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:42,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:42,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:42,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:42,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:42,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:42,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:42,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:42,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:42,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:42,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:42,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:42,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:42,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:42,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:42,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:42,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:42,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:42,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:42,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:42,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:42,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:42,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:42,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:42,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:42,576 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:42,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:42,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:42,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:42,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:42,624 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:42,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:42,625 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:42,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:42,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:42,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:42,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:42,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:42,630 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:42,633 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:42,633 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:42,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:42,634 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:42,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:42,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:42,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:42,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:42,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:42,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:42,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:42,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:42,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:42,640 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:42,640 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:42,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:42,641 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:42,642 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 -> 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 [2019-11-27 16:11:43,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:43,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:43,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:43,324 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:43,327 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:43,329 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 16:11:43,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e376c4609/8124bf8850ac4296a24e2807cb83c5eb/FLAG7d06f5b75 [2019-11-27 16:11:44,682 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:44,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-27 16:11:44,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e376c4609/8124bf8850ac4296a24e2807cb83c5eb/FLAG7d06f5b75 [2019-11-27 16:11:44,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e376c4609/8124bf8850ac4296a24e2807cb83c5eb [2019-11-27 16:11:44,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:44,750 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:44,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:44,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:44,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:44,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5189edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44, skipping insertion in model container [2019-11-27 16:11:44,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:44,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:45,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:45,943 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:46,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:46,224 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:46,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46 WrapperNode [2019-11-27 16:11:46,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:46,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:46,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:46,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:46,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:46,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:46,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:46,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:46,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:46" (1/1) ... [2019-11-27 16:11:46,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:46,514 INFO L168 Benchmark]: Toolchain (without parser) took 1759.75 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 972.8 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:46,515 INFO L168 Benchmark]: CDTParser took 3.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:46,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1462.46 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:46,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.62 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:46,530 INFO L168 Benchmark]: Boogie Preprocessor took 128.58 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:46,548 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.41 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 1462.46 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 149.62 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.58 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...