./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector-regression/integerpromotion-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector-regression/integerpromotion-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer --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 bf1168110983bcf9fdc75fe12a6575329d72d984 ...................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector-regression/integerpromotion-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer --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 bf1168110983bcf9fdc75fe12a6575329d72d984 ................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 23:32:13,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:32:13,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:32:13,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:32:13,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:32:13,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:32:13,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:32:13,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:32:13,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:32:13,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:32:13,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:32:13,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:32:13,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:32:13,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:32:13,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:32:13,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:32:13,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:32:13,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:32:13,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:32:13,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:32:13,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:32:13,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:32:13,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:32:13,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:32:13,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:32:13,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:32:13,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:32:13,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:32:13,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:32:13,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:32:13,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:32:13,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:32:13,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:32:13,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:32:13,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:32:13,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:32:13,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:32:13,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:32:13,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:32:13,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:32:13,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:32:13,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 23:32:13,752 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:32:13,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:32:13,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:32:13,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:32:13,754 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:32:13,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:32:13,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 23:32:13,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 23:32:13,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 23:32:13,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:32:13,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 23:32:13,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:32:13,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 23:32:13,757 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 23:32:13,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:32:13,757 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:32:13,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 23:32:13,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:32:13,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:32:13,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:32:13,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 23:32:13,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:32:13,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:32:13,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:32:13,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 23:32:13,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 23:32:13,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 23:32:13,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 23:32:13,760 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer 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 -> bf1168110983bcf9fdc75fe12a6575329d72d984 [2019-11-19 23:32:13,975 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:32:13,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:32:13,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:32:13,993 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:32:13,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:32:13,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/../../sv-benchmarks/c/bitvector-regression/integerpromotion-2.c [2019-11-19 23:32:14,057 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/data/c842ff560/cc5d31b006b646af8d92a6002d9d89c0/FLAG668728dca [2019-11-19 23:32:14,503 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:32:14,504 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/sv-benchmarks/c/bitvector-regression/integerpromotion-2.c [2019-11-19 23:32:14,511 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/data/c842ff560/cc5d31b006b646af8d92a6002d9d89c0/FLAG668728dca [2019-11-19 23:32:14,852 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/data/c842ff560/cc5d31b006b646af8d92a6002d9d89c0 [2019-11-19 23:32:14,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:32:14,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:32:14,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:32:14,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:32:14,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:32:14,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:32:14" (1/1) ... [2019-11-19 23:32:14,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37194310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:14, skipping insertion in model container [2019-11-19 23:32:14,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:32:14" (1/1) ... [2019-11-19 23:32:14,876 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:32:14,890 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:32:15,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:32:15,049 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:32:15,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:32:15,166 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:32:15,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15 WrapperNode [2019-11-19 23:32:15,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:32:15,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:32:15,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:32:15,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:32:15,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (1/1) ... [2019-11-19 23:32:15,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (1/1) ... [2019-11-19 23:32:15,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:32:15,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:32:15,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:32:15,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:32:15,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (1/1) ... [2019-11-19 23:32:15,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (1/1) ... [2019-11-19 23:32:15,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (1/1) ... [2019-11-19 23:32:15,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (1/1) ... [2019-11-19 23:32:15,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (1/1) ... [2019-11-19 23:32:15,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (1/1) ... [2019-11-19 23:32:15,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (1/1) ... [2019-11-19 23:32:15,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:32:15,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:32:15,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:32:15,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:32:15,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:32:15,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:32:15,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:32:15,505 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:32:15,505 INFO L285 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-19 23:32:15,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:32:15 BoogieIcfgContainer [2019-11-19 23:32:15,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:32:15,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 23:32:15,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 23:32:15,511 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 23:32:15,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 11:32:14" (1/3) ... [2019-11-19 23:32:15,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@469663c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 11:32:15, skipping insertion in model container [2019-11-19 23:32:15,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:15" (2/3) ... [2019-11-19 23:32:15,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@469663c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 11:32:15, skipping insertion in model container [2019-11-19 23:32:15,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:32:15" (3/3) ... [2019-11-19 23:32:15,517 INFO L109 eAbstractionObserver]: Analyzing ICFG integerpromotion-2.c [2019-11-19 23:32:15,528 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 23:32:15,536 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-19 23:32:15,559 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-19 23:32:15,590 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 23:32:15,590 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 23:32:15,590 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 23:32:15,591 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 23:32:15,591 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 23:32:15,591 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 23:32:15,591 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 23:32:15,591 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 23:32:15,605 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2019-11-19 23:32:15,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-19 23:32:15,612 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:32:15,613 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-11-19 23:32:15,613 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:32:15,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:32:15,620 INFO L82 PathProgramCache]: Analyzing trace with hash 30884, now seen corresponding path program 1 times [2019-11-19 23:32:15,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:32:15,631 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350504473] [2019-11-19 23:32:15,631 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:32:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:15,748 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:32:15,749 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-19 23:32:15,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 11:32:15 BoogieIcfgContainer [2019-11-19 23:32:15,762 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 23:32:15,763 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 23:32:15,763 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 23:32:15,763 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 23:32:15,764 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:32:15" (3/4) ... [2019-11-19 23:32:15,767 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-19 23:32:15,767 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 23:32:15,770 INFO L168 Benchmark]: Toolchain (without parser) took 911.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -155.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:15,770 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:15,771 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -185.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:15,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:15,773 INFO L168 Benchmark]: Boogie Preprocessor took 16.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:15,773 INFO L168 Benchmark]: RCFGBuilder took 281.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:15,774 INFO L168 Benchmark]: TraceAbstraction took 254.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:15,775 INFO L168 Benchmark]: Witness Printer took 4.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:15,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -185.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 281.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 254.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseComplement at line 6. Possible FailurePath: [L5] unsigned char port = 0x5a; [L6] unsigned char result_8 = ( ~port ) >> 4; [L7] COND TRUE result_8 != 0xfa [L12] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-19 23:32:17,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:32:17,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:32:17,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:32:17,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:32:17,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:32:17,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:32:18,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:32:18,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:32:18,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:32:18,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:32:18,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:32:18,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:32:18,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:32:18,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:32:18,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:32:18,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:32:18,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:32:18,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:32:18,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:32:18,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:32:18,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:32:18,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:32:18,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:32:18,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:32:18,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:32:18,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:32:18,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:32:18,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:32:18,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:32:18,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:32:18,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:32:18,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:32:18,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:32:18,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:32:18,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:32:18,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:32:18,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:32:18,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:32:18,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:32:18,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:32:18,068 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-19 23:32:18,104 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:32:18,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:32:18,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:32:18,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:32:18,119 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:32:18,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:32:18,119 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 23:32:18,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 23:32:18,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:32:18,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 23:32:18,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:32:18,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 23:32:18,121 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 23:32:18,121 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 23:32:18,122 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 23:32:18,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:32:18,122 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:32:18,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 23:32:18,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:32:18,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:32:18,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:32:18,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 23:32:18,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:32:18,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:32:18,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:32:18,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 23:32:18,125 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-19 23:32:18,126 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 23:32:18,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 23:32:18,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 23:32:18,127 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer 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 -> bf1168110983bcf9fdc75fe12a6575329d72d984 [2019-11-19 23:32:18,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:32:18,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:32:18,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:32:18,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:32:18,546 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:32:18,547 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/../../sv-benchmarks/c/bitvector-regression/integerpromotion-2.c [2019-11-19 23:32:18,618 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/data/762fea7bc/6a806f4ee5794816a323ab54f8881cca/FLAG835c6e0be [2019-11-19 23:32:19,107 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:32:19,108 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/sv-benchmarks/c/bitvector-regression/integerpromotion-2.c [2019-11-19 23:32:19,114 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/data/762fea7bc/6a806f4ee5794816a323ab54f8881cca/FLAG835c6e0be [2019-11-19 23:32:19,451 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/data/762fea7bc/6a806f4ee5794816a323ab54f8881cca [2019-11-19 23:32:19,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:32:19,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:32:19,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:32:19,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:32:19,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:32:19,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc33264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19, skipping insertion in model container [2019-11-19 23:32:19,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,483 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:32:19,502 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:32:19,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:32:19,718 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:32:19,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:32:19,755 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:32:19,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19 WrapperNode [2019-11-19 23:32:19,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:32:19,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:32:19,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:32:19,757 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:32:19,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:32:19,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:32:19,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:32:19,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:32:19,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (1/1) ... [2019-11-19 23:32:19,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:32:19,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:32:19,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:32:19,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:32:19,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:32:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:32:19,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:32:20,174 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:32:20,174 INFO L285 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-19 23:32:20,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:32:20 BoogieIcfgContainer [2019-11-19 23:32:20,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:32:20,176 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 23:32:20,177 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 23:32:20,180 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 23:32:20,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 11:32:19" (1/3) ... [2019-11-19 23:32:20,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae31999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 11:32:20, skipping insertion in model container [2019-11-19 23:32:20,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:19" (2/3) ... [2019-11-19 23:32:20,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae31999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 11:32:20, skipping insertion in model container [2019-11-19 23:32:20,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:32:20" (3/3) ... [2019-11-19 23:32:20,185 INFO L109 eAbstractionObserver]: Analyzing ICFG integerpromotion-2.c [2019-11-19 23:32:20,196 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 23:32:20,202 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-19 23:32:20,211 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-19 23:32:20,236 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 23:32:20,237 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 23:32:20,237 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 23:32:20,237 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 23:32:20,238 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 23:32:20,238 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 23:32:20,238 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 23:32:20,238 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 23:32:20,252 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2019-11-19 23:32:20,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-19 23:32:20,258 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:32:20,259 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-11-19 23:32:20,260 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:32:20,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:32:20,267 INFO L82 PathProgramCache]: Analyzing trace with hash 30884, now seen corresponding path program 1 times [2019-11-19 23:32:20,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-19 23:32:20,280 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [469988019] [2019-11-19 23:32:20,280 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-19 23:32:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:32:20,333 WARN L253 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-19 23:32:20,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:32:20,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:32:20,398 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-19 23:32:20,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:32:20,409 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [469988019] [2019-11-19 23:32:20,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:32:20,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-19 23:32:20,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704738045] [2019-11-19 23:32:20,418 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 23:32:20,418 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-19 23:32:20,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 23:32:20,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:32:20,438 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 3 states. [2019-11-19 23:32:20,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:32:20,460 INFO L93 Difference]: Finished difference Result 10 states and 9 transitions. [2019-11-19 23:32:20,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 23:32:20,463 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-11-19 23:32:20,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:32:20,471 INFO L225 Difference]: With dead ends: 10 [2019-11-19 23:32:20,471 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 23:32:20,475 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:32:20,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 23:32:20,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 23:32:20,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 23:32:20,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 23:32:20,503 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3 [2019-11-19 23:32:20,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:32:20,503 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 23:32:20,504 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 23:32:20,504 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 23:32:20,504 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 23:32:20,714 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-19 23:32:20,718 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 23:32:20,779 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 23:32:20,779 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 23:32:20,779 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 23:32:20,779 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2019-11-19 23:32:20,780 INFO L440 ceAbstractionStarter]: At program point L13(lines 3 14) the Hoare annotation is: (= (bvadd ULTIMATE.start_main_~result_8~0 (_ bv6 8)) (_ bv0 8)) [2019-11-19 23:32:20,780 INFO L440 ceAbstractionStarter]: At program point L8(lines 3 14) the Hoare annotation is: false [2019-11-19 23:32:20,780 INFO L444 ceAbstractionStarter]: For program point L7(lines 7 9) no Hoare annotation was computed. [2019-11-19 23:32:20,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 11:32:20 BoogieIcfgContainer [2019-11-19 23:32:20,794 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 23:32:20,795 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 23:32:20,795 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 23:32:20,795 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 23:32:20,796 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:32:20" (3/4) ... [2019-11-19 23:32:20,800 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 23:32:20,811 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-19 23:32:20,812 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 23:32:20,857 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_505828f9-1941-411e-a6b1-ffa2c6d43662/bin/uautomizer/witness.graphml [2019-11-19 23:32:20,857 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 23:32:20,860 INFO L168 Benchmark]: Toolchain (without parser) took 1403.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -155.2 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:20,860 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:20,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.77 ms. Allocated memory is still 1.0 GB. Free memory was 960.4 MB in the beginning and 949.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:20,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.02 ms. Allocated memory is still 1.0 GB. Free memory is still 949.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:20,864 INFO L168 Benchmark]: Boogie Preprocessor took 112.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 949.7 MB in the beginning and 1.2 GB in the end (delta: -211.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:20,870 INFO L168 Benchmark]: RCFGBuilder took 265.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:20,871 INFO L168 Benchmark]: TraceAbstraction took 617.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:20,872 INFO L168 Benchmark]: Witness Printer took 62.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:20,878 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 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 291.77 ms. Allocated memory is still 1.0 GB. Free memory was 960.4 MB in the beginning and 949.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.02 ms. Allocated memory is still 1.0 GB. Free memory is still 949.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 949.7 MB in the beginning and 1.2 GB in the end (delta: -211.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 265.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 617.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Witness Printer took 62.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: ~bvadd64(result_8, 6bv8) == 0bv8 - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Result: SAFE, OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 3 NumberOfFragments, 6 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 24 SizeOfPredicates, 2 NumberOfNonLiveVariables, 6 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...