./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.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_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/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 e202c391e3bb616d6f4a88904e6d2705a4dd90a9 .................................................................................................................................................................................................................................................................................. 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_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/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 e202c391e3bb616d6f4a88904e6d2705a4dd90a9 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 04:00:16,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:00:16,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:00:16,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:00:16,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:00:16,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:00:16,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:00:16,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:00:16,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:00:16,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:00:16,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:00:16,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:00:16,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:00:16,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:00:16,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:00:16,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:00:16,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:00:16,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:00:16,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:00:16,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:00:16,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:00:16,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:00:16,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:00:16,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:00:16,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:00:16,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:00:16,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:00:16,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:00:16,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:00:16,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:00:16,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:00:16,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:00:16,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:00:16,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:00:16,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:00:16,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:00:16,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:00:16,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:00:16,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:00:16,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:00:16,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:00:16,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 04:00:16,838 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:00:16,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:00:16,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:00:16,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:00:16,850 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 04:00:16,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:00:16,850 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:00:16,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:00:16,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:00:16,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:00:16,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:00:16,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:00:16,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:00:16,852 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:00:16,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:00:16,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:00:16,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:00:16,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:00:16,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 04:00:16,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:00:16,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 04:00:16,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 04:00:16,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:00:16,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:00:16,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:00:16,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 04:00:16,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:00:16,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:00:16,856 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_e9b2ffff-87c7-48df-ac1b-4867ea28b754/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 -> e202c391e3bb616d6f4a88904e6d2705a4dd90a9 [2019-11-20 04:00:17,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:00:17,034 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:00:17,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:00:17,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:00:17,038 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:00:17,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2019-11-20 04:00:17,095 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/data/b4483fb09/05e6e48835c849ecbcc06684434c7e81/FLAG2206e4cdf [2019-11-20 04:00:17,496 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:00:17,498 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2019-11-20 04:00:17,506 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/data/b4483fb09/05e6e48835c849ecbcc06684434c7e81/FLAG2206e4cdf [2019-11-20 04:00:17,889 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/data/b4483fb09/05e6e48835c849ecbcc06684434c7e81 [2019-11-20 04:00:17,891 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:00:17,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:00:17,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:00:17,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:00:17,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:00:17,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:00:17" (1/1) ... [2019-11-20 04:00:17,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b89b160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:17, skipping insertion in model container [2019-11-20 04:00:17,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:00:17" (1/1) ... [2019-11-20 04:00:17,906 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:00:17,923 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:00:18,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:00:18,178 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:00:18,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:00:18,225 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:00:18,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18 WrapperNode [2019-11-20 04:00:18,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:00:18,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:00:18,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:00:18,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:00:18,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (1/1) ... [2019-11-20 04:00:18,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (1/1) ... [2019-11-20 04:00:18,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:00:18,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:00:18,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:00:18,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:00:18,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (1/1) ... [2019-11-20 04:00:18,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (1/1) ... [2019-11-20 04:00:18,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (1/1) ... [2019-11-20 04:00:18,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (1/1) ... [2019-11-20 04:00:18,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (1/1) ... [2019-11-20 04:00:18,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (1/1) ... [2019-11-20 04:00:18,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (1/1) ... [2019-11-20 04:00:18,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:00:18,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:00:18,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:00:18,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:00:18,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/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 [2019-11-20 04:00:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:00:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-20 04:00:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 04:00:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-20 04:00:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:00:18,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:00:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 04:00:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 04:00:18,735 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:00:18,735 INFO L285 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-20 04:00:18,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:00:18 BoogieIcfgContainer [2019-11-20 04:00:18,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:00:18,737 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 04:00:18,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 04:00:18,743 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 04:00:18,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 04:00:17" (1/3) ... [2019-11-20 04:00:18,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be7c36c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:00:18, skipping insertion in model container [2019-11-20 04:00:18,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:18" (2/3) ... [2019-11-20 04:00:18,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7be7c36c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:00:18, skipping insertion in model container [2019-11-20 04:00:18,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:00:18" (3/3) ... [2019-11-20 04:00:18,746 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072b.c [2019-11-20 04:00:18,755 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 04:00:18,761 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 04:00:18,771 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 04:00:18,792 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 04:00:18,792 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 04:00:18,792 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 04:00:18,792 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 04:00:18,792 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 04:00:18,792 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 04:00:18,793 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 04:00:18,793 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 04:00:18,806 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2019-11-20 04:00:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 04:00:18,812 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:00:18,812 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:00:18,813 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:00:18,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:00:18,818 INFO L82 PathProgramCache]: Analyzing trace with hash 166150340, now seen corresponding path program 1 times [2019-11-20 04:00:18,826 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:00:18,826 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533323219] [2019-11-20 04:00:18,826 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:00:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:00:18,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:00:18,930 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533323219] [2019-11-20 04:00:18,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:00:18,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 04:00:18,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991875563] [2019-11-20 04:00:18,935 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 04:00:18,936 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:00:18,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 04:00:18,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 04:00:18,950 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2019-11-20 04:00:18,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:00:18,967 INFO L93 Difference]: Finished difference Result 54 states and 84 transitions. [2019-11-20 04:00:18,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 04:00:18,968 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-20 04:00:18,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:00:18,977 INFO L225 Difference]: With dead ends: 54 [2019-11-20 04:00:18,977 INFO L226 Difference]: Without dead ends: 25 [2019-11-20 04:00:18,980 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 04:00:18,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-11-20 04:00:19,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-11-20 04:00:19,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-11-20 04:00:19,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2019-11-20 04:00:19,011 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 11 [2019-11-20 04:00:19,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:00:19,011 INFO L462 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2019-11-20 04:00:19,011 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 04:00:19,011 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2019-11-20 04:00:19,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 04:00:19,012 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:00:19,012 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:00:19,013 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:00:19,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:00:19,013 INFO L82 PathProgramCache]: Analyzing trace with hash 786071265, now seen corresponding path program 1 times [2019-11-20 04:00:19,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:00:19,013 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763106581] [2019-11-20 04:00:19,014 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:00:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:00:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:00:19,101 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 04:00:19,101 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 04:00:19,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 04:00:19 BoogieIcfgContainer [2019-11-20 04:00:19,126 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 04:00:19,126 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:00:19,126 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:00:19,126 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:00:19,127 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:00:18" (3/4) ... [2019-11-20 04:00:19,130 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 04:00:19,130 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:00:19,132 INFO L168 Benchmark]: Toolchain (without parser) took 1239.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -151.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:19,133 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-20 04:00:19,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 951.4 MB in the beginning and 1.2 GB in the end (delta: -211.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:19,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:00:19,134 INFO L168 Benchmark]: Boogie Preprocessor took 31.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:19,135 INFO L168 Benchmark]: RCFGBuilder took 436.90 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:19,135 INFO L168 Benchmark]: TraceAbstraction took 388.51 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: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:19,136 INFO L168 Benchmark]: Witness Printer took 4.11 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:19,139 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 333.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 951.4 MB in the beginning and 1.2 GB in the end (delta: -211.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 436.90 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 388.51 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: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.11 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 86]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of bitwiseAnd at line 28, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49. Possible FailurePath: [L81] double x = 0.0; [L18] int signbit; [L19] int msw; [L20] unsigned int lsw; [L21] int exponent_less_1023; [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L28] signbit = msw & 0x80000000 [L29] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L30] COND FALSE !(exponent_less_1023 < 20) [L47] COND TRUE exponent_less_1023 > 51 [L48] COND TRUE exponent_less_1023 == 1024 [L49] return x + x; [L82] double res = trunc_double(x); [L85] EXPR res == 0.0 && __signbit_double(res) == 0 [L85] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L86] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 28 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 32 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28occurred 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: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 [2019-11-20 04:00:21,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:00:21,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:00:21,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:00:21,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:00:21,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:00:21,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:00:21,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:00:21,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:00:21,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:00:21,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:00:21,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:00:21,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:00:21,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:00:21,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:00:21,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:00:21,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:00:21,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:00:21,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:00:21,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:00:21,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:00:21,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:00:21,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:00:21,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:00:21,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:00:21,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:00:21,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:00:21,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:00:21,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:00:21,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:00:21,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:00:21,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:00:21,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:00:21,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:00:21,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:00:21,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:00:21,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:00:21,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:00:21,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:00:21,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:00:21,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:00:21,084 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 04:00:21,113 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:00:21,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:00:21,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:00:21,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:00:21,125 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 04:00:21,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:00:21,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:00:21,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:00:21,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:00:21,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:00:21,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:00:21,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:00:21,127 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 04:00:21,127 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 04:00:21,127 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:00:21,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:00:21,128 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:00:21,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:00:21,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:00:21,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 04:00:21,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:00:21,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 04:00:21,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 04:00:21,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:00:21,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:00:21,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:00:21,130 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 04:00:21,131 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 04:00:21,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:00:21,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 04:00:21,131 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_e9b2ffff-87c7-48df-ac1b-4867ea28b754/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 -> e202c391e3bb616d6f4a88904e6d2705a4dd90a9 [2019-11-20 04:00:21,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:00:21,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:00:21,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:00:21,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:00:21,451 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:00:21,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2019-11-20 04:00:21,502 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/data/30f9a19f2/c7fe819f0ad643019ffa42028be1c4ac/FLAGf0fb96ef6 [2019-11-20 04:00:21,866 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:00:21,868 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2019-11-20 04:00:21,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/data/30f9a19f2/c7fe819f0ad643019ffa42028be1c4ac/FLAGf0fb96ef6 [2019-11-20 04:00:22,232 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/data/30f9a19f2/c7fe819f0ad643019ffa42028be1c4ac [2019-11-20 04:00:22,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:00:22,236 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:00:22,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:00:22,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:00:22,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:00:22,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3589e449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22, skipping insertion in model container [2019-11-20 04:00:22,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,253 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:00:22,274 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:00:22,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:00:22,492 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:00:22,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:00:22,562 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:00:22,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22 WrapperNode [2019-11-20 04:00:22,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:00:22,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:00:22,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:00:22,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:00:22,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:00:22,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:00:22,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:00:22,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:00:22,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (1/1) ... [2019-11-20 04:00:22,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:00:22,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:00:22,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:00:22,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:00:22,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/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 [2019-11-20 04:00:22,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-20 04:00:22,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-20 04:00:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:00:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 04:00:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:00:22,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:00:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 04:00:22,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 04:00:23,182 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:00:23,182 INFO L285 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-20 04:00:23,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:00:23 BoogieIcfgContainer [2019-11-20 04:00:23,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:00:23,185 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 04:00:23,185 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 04:00:23,187 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 04:00:23,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 04:00:22" (1/3) ... [2019-11-20 04:00:23,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34ac1efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:00:23, skipping insertion in model container [2019-11-20 04:00:23,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:00:22" (2/3) ... [2019-11-20 04:00:23,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34ac1efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:00:23, skipping insertion in model container [2019-11-20 04:00:23,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:00:23" (3/3) ... [2019-11-20 04:00:23,191 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072b.c [2019-11-20 04:00:23,199 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 04:00:23,205 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 04:00:23,213 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 04:00:23,232 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 04:00:23,233 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 04:00:23,233 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 04:00:23,233 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 04:00:23,233 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 04:00:23,233 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 04:00:23,234 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 04:00:23,234 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 04:00:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2019-11-20 04:00:23,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 04:00:23,254 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:00:23,255 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:00:23,255 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:00:23,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:00:23,261 INFO L82 PathProgramCache]: Analyzing trace with hash 166150340, now seen corresponding path program 1 times [2019-11-20 04:00:23,270 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 04:00:23,271 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [908163544] [2019-11-20 04:00:23,271 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-20 04:00:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:00:23,401 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-20 04:00:23,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:00:23,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:00:23,414 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 04:00:23,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:00:23,419 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [908163544] [2019-11-20 04:00:23,419 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:00:23,419 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 04:00:23,420 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187751121] [2019-11-20 04:00:23,424 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 04:00:23,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 04:00:23,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 04:00:23,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 04:00:23,439 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2019-11-20 04:00:23,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:00:23,459 INFO L93 Difference]: Finished difference Result 54 states and 84 transitions. [2019-11-20 04:00:23,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 04:00:23,460 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-20 04:00:23,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:00:23,478 INFO L225 Difference]: With dead ends: 54 [2019-11-20 04:00:23,478 INFO L226 Difference]: Without dead ends: 25 [2019-11-20 04:00:23,481 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 04:00:23,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-11-20 04:00:23,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-11-20 04:00:23,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-11-20 04:00:23,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2019-11-20 04:00:23,508 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 11 [2019-11-20 04:00:23,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:00:23,508 INFO L462 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2019-11-20 04:00:23,508 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 04:00:23,508 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2019-11-20 04:00:23,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 04:00:23,509 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:00:23,509 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:00:23,710 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-20 04:00:23,710 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:00:23,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:00:23,710 INFO L82 PathProgramCache]: Analyzing trace with hash 786071265, now seen corresponding path program 1 times [2019-11-20 04:00:23,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 04:00:23,711 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2106445238] [2019-11-20 04:00:23,712 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-20 04:00:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:00:23,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-20 04:00:23,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:00:23,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:00:23,966 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 04:00:24,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:00:24,065 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2106445238] [2019-11-20 04:00:24,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:00:24,066 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-20 04:00:24,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056071915] [2019-11-20 04:00:24,067 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 04:00:24,067 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 04:00:24,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 04:00:24,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-20 04:00:24,069 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand 8 states. [2019-11-20 04:00:24,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:00:24,213 INFO L93 Difference]: Finished difference Result 35 states and 39 transitions. [2019-11-20 04:00:24,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 04:00:24,214 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 12 [2019-11-20 04:00:24,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:00:24,215 INFO L225 Difference]: With dead ends: 35 [2019-11-20 04:00:24,215 INFO L226 Difference]: Without dead ends: 19 [2019-11-20 04:00:24,216 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2019-11-20 04:00:24,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-11-20 04:00:24,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-11-20 04:00:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-11-20 04:00:24,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2019-11-20 04:00:24,221 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 12 [2019-11-20 04:00:24,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:00:24,221 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2019-11-20 04:00:24,222 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 04:00:24,222 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2019-11-20 04:00:24,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 04:00:24,223 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:00:24,223 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:00:24,436 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-20 04:00:24,436 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:00:24,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:00:24,436 INFO L82 PathProgramCache]: Analyzing trace with hash -660443026, now seen corresponding path program 1 times [2019-11-20 04:00:24,437 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 04:00:24,437 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [619388633] [2019-11-20 04:00:24,437 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-20 04:00:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:00:24,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-20 04:00:24,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:00:24,555 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2019-11-20 04:00:24,564 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 04:00:24,569 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 04:00:24,569 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-20 04:00:24,573 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 04:00:24,574 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 04:00:24,574 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:21 [2019-11-20 04:00:24,613 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:00:24,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:00:24,630 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 04:00:24,631 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:00:24,695 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2019-11-20 04:00:24,701 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 04:00:24,704 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 04:00:24,705 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-20 04:00:24,710 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 04:00:24,711 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 04:00:24,711 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:15 [2019-11-20 04:00:24,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:00:24,746 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [619388633] [2019-11-20 04:00:24,746 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:00:24,747 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2019-11-20 04:00:24,747 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596139634] [2019-11-20 04:00:24,747 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-20 04:00:24,747 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 04:00:24,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-20 04:00:24,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-20 04:00:24,748 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 9 states. [2019-11-20 04:00:25,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:00:25,011 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2019-11-20 04:00:25,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 04:00:25,013 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2019-11-20 04:00:25,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:00:25,014 INFO L225 Difference]: With dead ends: 22 [2019-11-20 04:00:25,014 INFO L226 Difference]: Without dead ends: 19 [2019-11-20 04:00:25,015 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 3 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2019-11-20 04:00:25,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-11-20 04:00:25,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-11-20 04:00:25,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-11-20 04:00:25,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2019-11-20 04:00:25,023 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 14 [2019-11-20 04:00:25,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:00:25,023 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2019-11-20 04:00:25,023 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-20 04:00:25,024 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2019-11-20 04:00:25,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 04:00:25,025 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:00:25,026 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:00:25,226 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-20 04:00:25,226 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:00:25,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:00:25,227 INFO L82 PathProgramCache]: Analyzing trace with hash 1192312195, now seen corresponding path program 1 times [2019-11-20 04:00:25,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 04:00:25,228 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1761335423] [2019-11-20 04:00:25,228 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-11-20 04:00:25,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:00:25,333 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-20 04:00:25,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:00:25,389 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2019-11-20 04:00:25,394 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 04:00:25,397 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 04:00:25,398 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-20 04:00:25,409 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 04:00:25,409 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 04:00:25,410 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:64, output treesize:34 [2019-11-20 04:00:25,531 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:00:25,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:00:25,608 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 04:00:25,609 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 04:00:25,872 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2019-11-20 04:00:25,876 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 04:00:25,880 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 04:00:25,880 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-20 04:00:25,889 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 04:00:25,890 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-20 04:00:25,890 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:59, output treesize:29 [2019-11-20 04:00:26,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:00:26,056 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1761335423] [2019-11-20 04:00:26,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:00:26,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2019-11-20 04:00:26,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201708819] [2019-11-20 04:00:26,057 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-11-20 04:00:26,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 04:00:26,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-11-20 04:00:26,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2019-11-20 04:00:26,058 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 18 states. [2019-11-20 04:00:26,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:00:26,525 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2019-11-20 04:00:26,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-20 04:00:26,526 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 18 [2019-11-20 04:00:26,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:00:26,526 INFO L225 Difference]: With dead ends: 19 [2019-11-20 04:00:26,527 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 04:00:26,527 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 16 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2019-11-20 04:00:26,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 04:00:26,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 04:00:26,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 04:00:26,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 04:00:26,528 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2019-11-20 04:00:26,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:00:26,528 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:00:26,528 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-11-20 04:00:26,528 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 04:00:26,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 04:00:26,729 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-20 04:00:26,733 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 04:00:26,942 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 45 [2019-11-20 04:00:27,112 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 59 [2019-11-20 04:00:27,161 INFO L444 ceAbstractionStarter]: For program point L31(lines 31 46) no Hoare annotation was computed. [2019-11-20 04:00:27,161 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-20 04:00:27,161 INFO L444 ceAbstractionStarter]: For program point L52-1(lines 52 57) no Hoare annotation was computed. [2019-11-20 04:00:27,161 INFO L444 ceAbstractionStarter]: For program point L85-2(lines 85 88) no Hoare annotation was computed. [2019-11-20 04:00:27,162 INFO L440 ceAbstractionStarter]: At program point L52-2(lines 52 57) the Hoare annotation is: false [2019-11-20 04:00:27,162 INFO L444 ceAbstractionStarter]: For program point L52-3(lines 30 58) no Hoare annotation was computed. [2019-11-20 04:00:27,162 INFO L444 ceAbstractionStarter]: For program point L48(lines 48 50) no Hoare annotation was computed. [2019-11-20 04:00:27,162 INFO L444 ceAbstractionStarter]: For program point L65-1(lines 65 69) no Hoare annotation was computed. [2019-11-20 04:00:27,162 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 04:00:27,162 INFO L444 ceAbstractionStarter]: For program point L32-1(lines 32 37) no Hoare annotation was computed. [2019-11-20 04:00:27,162 INFO L440 ceAbstractionStarter]: At program point L65-2(lines 65 69) the Hoare annotation is: (and (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= (bvadd ULTIMATE.start_trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_skolemized_v_prenex_1_3)) (_ bv20 32))) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3)) (_ +zero 11 53)))) (= |ULTIMATE.start_trunc_double_#res| (_ +zero 11 53)) (= (_ +zero 11 53) ULTIMATE.start_trunc_double_~x) (= (_ +zero 11 53) ULTIMATE.start___signbit_double_~x) (= ULTIMATE.start_main_~res~0 (_ +zero 11 53)) (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= ((_ extract 63 32) v_skolemized_v_prenex_1_3) ULTIMATE.start_trunc_double_~msw~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3)) (_ +zero 11 53)))) (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (bvand (_ bv2147483648 32) ((_ extract 63 32) v_skolemized_v_prenex_1_4)) ULTIMATE.start_trunc_double_~signbit~0) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_skolemized_v_prenex_1_4) ((_ extract 62 52) v_skolemized_v_prenex_1_4) ((_ extract 51 0) v_skolemized_v_prenex_1_4))))) |ULTIMATE.start_main_#t~short14|) [2019-11-20 04:00:27,163 INFO L440 ceAbstractionStarter]: At program point L32-2(lines 32 37) the Hoare annotation is: (and (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= (bvadd ULTIMATE.start_trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_skolemized_v_prenex_1_3)) (_ bv20 32))) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3)) (_ +zero 11 53)))) (= (_ +zero 11 53) ULTIMATE.start_trunc_double_~x) (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= ((_ extract 63 32) v_skolemized_v_prenex_1_3) ULTIMATE.start_trunc_double_~msw~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3)) (_ +zero 11 53)))) (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (bvand (_ bv2147483648 32) ((_ extract 63 32) v_skolemized_v_prenex_1_4)) ULTIMATE.start_trunc_double_~signbit~0) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_skolemized_v_prenex_1_4) ((_ extract 62 52) v_skolemized_v_prenex_1_4) ((_ extract 51 0) v_skolemized_v_prenex_1_4)))))) [2019-11-20 04:00:27,163 INFO L444 ceAbstractionStarter]: For program point L65-3(lines 65 69) no Hoare annotation was computed. [2019-11-20 04:00:27,163 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 04:00:27,163 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 04:00:27,163 INFO L447 ceAbstractionStarter]: At program point L90(lines 74 91) the Hoare annotation is: true [2019-11-20 04:00:27,163 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 86) no Hoare annotation was computed. [2019-11-20 04:00:27,163 INFO L444 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-11-20 04:00:27,164 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 04:00:27,164 INFO L440 ceAbstractionStarter]: At program point L71(lines 62 72) the Hoare annotation is: (and (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= (bvadd ULTIMATE.start_trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_skolemized_v_prenex_1_3)) (_ bv20 32))) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3)) (_ +zero 11 53)))) (= |ULTIMATE.start___signbit_double_#res| (_ bv0 32)) (exists ((v_skolemized_v_prenex_3_3 (_ BitVec 64))) (and (= ULTIMATE.start___signbit_double_~msw~1 ((_ extract 63 32) v_skolemized_v_prenex_3_3)) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_3_3) ((_ extract 62 52) v_skolemized_v_prenex_3_3) ((_ extract 51 0) v_skolemized_v_prenex_3_3)) (_ +zero 11 53)))) (= |ULTIMATE.start_trunc_double_#res| (_ +zero 11 53)) (= (_ +zero 11 53) ULTIMATE.start_trunc_double_~x) (= (_ +zero 11 53) ULTIMATE.start___signbit_double_~x) (= ULTIMATE.start_main_~res~0 (_ +zero 11 53)) (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= ((_ extract 63 32) v_skolemized_v_prenex_1_3) ULTIMATE.start_trunc_double_~msw~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3)) (_ +zero 11 53)))) (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (bvand (_ bv2147483648 32) ((_ extract 63 32) v_skolemized_v_prenex_1_4)) ULTIMATE.start_trunc_double_~signbit~0) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_skolemized_v_prenex_1_4) ((_ extract 62 52) v_skolemized_v_prenex_1_4) ((_ extract 51 0) v_skolemized_v_prenex_1_4))))) |ULTIMATE.start_main_#t~short14|) [2019-11-20 04:00:27,164 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 58) no Hoare annotation was computed. [2019-11-20 04:00:27,164 INFO L440 ceAbstractionStarter]: At program point L59(lines 17 60) the Hoare annotation is: (and (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= (bvadd ULTIMATE.start_trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_skolemized_v_prenex_1_3)) (_ bv20 32))) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3)) (_ +zero 11 53)))) (= |ULTIMATE.start_trunc_double_#res| (_ +zero 11 53)) (= (_ +zero 11 53) ULTIMATE.start_trunc_double_~x) (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= ((_ extract 63 32) v_skolemized_v_prenex_1_3) ULTIMATE.start_trunc_double_~msw~0) (= (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3)) (_ +zero 11 53)))) (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (bvand (_ bv2147483648 32) ((_ extract 63 32) v_skolemized_v_prenex_1_4)) ULTIMATE.start_trunc_double_~signbit~0) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_skolemized_v_prenex_1_4) ((_ extract 62 52) v_skolemized_v_prenex_1_4) ((_ extract 51 0) v_skolemized_v_prenex_1_4)))))) [2019-11-20 04:00:27,164 INFO L444 ceAbstractionStarter]: For program point L22-1(lines 22 27) no Hoare annotation was computed. [2019-11-20 04:00:27,164 INFO L440 ceAbstractionStarter]: At program point L22-2(lines 22 27) the Hoare annotation is: (= (_ +zero 11 53) ULTIMATE.start_trunc_double_~x) [2019-11-20 04:00:27,164 INFO L444 ceAbstractionStarter]: For program point L22-3(lines 22 27) no Hoare annotation was computed. [2019-11-20 04:00:27,165 INFO L444 ceAbstractionStarter]: For program point L47(lines 47 58) no Hoare annotation was computed. [2019-11-20 04:00:27,165 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 39 45) no Hoare annotation was computed. [2019-11-20 04:00:27,165 INFO L440 ceAbstractionStarter]: At program point L39-2(lines 39 45) the Hoare annotation is: false [2019-11-20 04:00:27,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,171 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,171 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,172 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,172 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,172 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,172 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,173 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,173 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,173 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,173 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,173 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,181 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,182 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,182 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,182 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,182 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,183 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,183 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,183 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,183 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,184 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,185 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,186 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,186 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,186 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,186 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,187 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,188 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,188 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,188 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,189 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,189 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,189 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,189 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,190 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,190 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,190 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,190 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,191 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,193 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,194 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,194 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,194 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,194 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,195 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,195 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,195 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,195 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,196 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,196 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,196 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,196 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,197 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,198 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,198 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,198 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,198 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,199 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,199 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,199 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,199 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,200 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,200 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,200 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,200 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,200 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,201 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,201 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,202 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,202 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,202 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,203 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,203 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,203 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,203 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,204 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,204 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,204 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,204 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,204 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,205 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,205 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,206 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,206 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,206 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,206 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,206 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,207 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,207 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,207 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,207 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,208 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 04:00:27 BoogieIcfgContainer [2019-11-20 04:00:27,210 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 04:00:27,211 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:00:27,211 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:00:27,211 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:00:27,211 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:00:23" (3/4) ... [2019-11-20 04:00:27,215 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 04:00:27,226 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2019-11-20 04:00:27,226 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 04:00:27,227 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 04:00:27,253 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_skolemized_v_prenex_1_3 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_v_prenex_1_3[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: v_skolemized_v_prenex_1_3[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_4[63:63], v_skolemized_v_prenex_1_4[62:52], v_skolemized_v_prenex_1_4[51:0])) [2019-11-20 04:00:27,253 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\exists v_skolemized_v_prenex_1_3 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_v_prenex_1_3[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE()) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: v_skolemized_v_prenex_1_3[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_4[63:63], v_skolemized_v_prenex_1_4[62:52], v_skolemized_v_prenex_1_4[51:0])) [2019-11-20 04:00:27,254 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\exists v_skolemized_v_prenex_1_3 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_v_prenex_1_3[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE()) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == x) && res == ~Pluszero~LONGDOUBLE()) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: v_skolemized_v_prenex_1_3[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_4[63:63], v_skolemized_v_prenex_1_4[62:52], v_skolemized_v_prenex_1_4[51:0]))) && aux-res == 0.0 && __signbit_double(res) == 0-aux [2019-11-20 04:00:27,254 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\exists v_skolemized_v_prenex_1_3 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_v_prenex_1_3[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE()) && \result == 0bv32) && (\exists v_skolemized_v_prenex_3_3 : bv64 :: msw == v_skolemized_v_prenex_3_3[63:32] && ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[63:63], v_skolemized_v_prenex_3_3[62:52], v_skolemized_v_prenex_3_3[51:0]) == ~Pluszero~LONGDOUBLE())) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == x) && res == ~Pluszero~LONGDOUBLE()) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: v_skolemized_v_prenex_1_3[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_4[63:63], v_skolemized_v_prenex_1_4[62:52], v_skolemized_v_prenex_1_4[51:0]))) && aux-res == 0.0 && __signbit_double(res) == 0-aux [2019-11-20 04:00:27,283 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e9b2ffff-87c7-48df-ac1b-4867ea28b754/bin/uautomizer/witness.graphml [2019-11-20 04:00:27,283 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:00:27,285 INFO L168 Benchmark]: Toolchain (without parser) took 5048.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 951.0 MB in the beginning and 817.9 MB in the end (delta: 133.1 MB). Peak memory consumption was 235.9 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:27,285 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:00:27,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 325.15 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 934.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:27,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 934.9 MB in the beginning and 1.1 GB in the end (delta: -157.4 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:27,286 INFO L168 Benchmark]: Boogie Preprocessor took 38.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:00:27,287 INFO L168 Benchmark]: RCFGBuilder took 488.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:27,287 INFO L168 Benchmark]: TraceAbstraction took 4025.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 824.6 MB in the end (delta: 241.4 MB). Peak memory consumption was 241.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:27,288 INFO L168 Benchmark]: Witness Printer took 72.77 ms. Allocated memory is still 1.1 GB. Free memory was 824.6 MB in the beginning and 817.9 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 04:00:27,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 325.15 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 934.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 934.9 MB in the beginning and 1.1 GB in the end (delta: -157.4 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 488.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4025.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 824.6 MB in the end (delta: 241.4 MB). Peak memory consumption was 241.4 MB. Max. memory is 11.5 GB. * Witness Printer took 72.77 ms. Allocated memory is still 1.1 GB. Free memory was 824.6 MB in the beginning and 817.9 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 86]: 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: 65]: Loop Invariant [2019-11-20 04:00:27,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,310 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,310 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,310 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,310 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,311 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,311 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,311 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,311 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,313 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,313 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,313 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,313 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,314 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,314 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,314 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,314 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,315 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,315 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,315 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,315 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] Derived loop invariant: (((((((\exists v_skolemized_v_prenex_1_3 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_v_prenex_1_3[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE()) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == x) && res == ~Pluszero~LONGDOUBLE()) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: v_skolemized_v_prenex_1_3[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_4[63:63], v_skolemized_v_prenex_1_4[62:52], v_skolemized_v_prenex_1_4[51:0]))) && aux-res == 0.0 && __signbit_double(res) == 0-aux - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant [2019-11-20 04:00:27,316 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,317 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,317 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,317 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,317 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,318 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,318 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,318 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,318 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,319 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,319 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,319 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] Derived loop invariant: ((((\exists v_skolemized_v_prenex_1_3 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_v_prenex_1_3[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE()) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: v_skolemized_v_prenex_1_3[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_4[63:63], v_skolemized_v_prenex_1_4[62:52], v_skolemized_v_prenex_1_4[51:0])) - InvariantResult [Line: 62]: Loop Invariant [2019-11-20 04:00:27,323 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,323 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-20 04:00:27,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] Derived loop invariant: (((((((((\exists v_skolemized_v_prenex_1_3 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_v_prenex_1_3[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE()) && \result == 0bv32) && (\exists v_skolemized_v_prenex_3_3 : bv64 :: msw == v_skolemized_v_prenex_3_3[63:32] && ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[63:63], v_skolemized_v_prenex_3_3[62:52], v_skolemized_v_prenex_3_3[51:0]) == ~Pluszero~LONGDOUBLE())) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == x) && res == ~Pluszero~LONGDOUBLE()) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: v_skolemized_v_prenex_1_3[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_4[63:63], v_skolemized_v_prenex_1_4[62:52], v_skolemized_v_prenex_1_4[51:0]))) && aux-res == 0.0 && __signbit_double(res) == 0-aux - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 32]: Loop Invariant [2019-11-20 04:00:27,332 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,334 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,334 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,334 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,334 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,335 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,335 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,335 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,336 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,336 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,336 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,336 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,336 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,337 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,337 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-20 04:00:27,337 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,337 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,338 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-20 04:00:27,338 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] Derived loop invariant: (((\exists v_skolemized_v_prenex_1_3 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_v_prenex_1_3[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: v_skolemized_v_prenex_1_3[63:32] == msw && ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_4[63:63], v_skolemized_v_prenex_1_4[62:52], v_skolemized_v_prenex_1_4[51:0])) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 28 locations, 1 error locations. Result: SAFE, OverallTime: 3.9s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 67 SDtfs, 159 SDslu, 82 SDs, 0 SdLazy, 82 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 116 GetRequests, 71 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 3 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 14 NumberOfFragments, 275 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 8 FomulaSimplificationsInter, 278 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 102 ConstructedInterpolants, 28 QuantifiedInterpolants, 10554 SizeOfPredicates, 29 NumberOfNonLiveVariables, 164 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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...