./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/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 c0077a740f714225dc922bb100a19cc0ae47da01 ...................................................................................................................................................................................................................................................................................... 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_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/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 c0077a740f714225dc922bb100a19cc0ae47da01 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 23:27:30,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:27:30,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:27:30,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:27:30,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:27:30,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:27:30,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:27:30,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:27:30,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:27:30,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:27:30,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:27:30,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:27:30,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:27:30,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:27:30,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:27:30,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:27:30,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:27:30,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:27:30,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:27:30,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:27:30,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:27:30,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:27:30,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:27:30,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:27:30,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:27:30,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:27:30,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:27:30,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:27:30,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:27:30,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:27:30,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:27:30,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:27:30,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:27:30,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:27:30,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:27:30,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:27:30,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:27:30,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:27:30,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:27:30,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:27:30,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:27:30,688 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 23:27:30,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:27:30,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:27:30,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:27:30,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:27:30,717 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:27:30,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:27:30,718 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:27:30,718 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:27:30,718 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:27:30,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:27:30,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 23:27:30,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:27:30,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 23:27:30,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:27:30,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:27:30,720 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:27:30,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 23:27:30,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:27:30,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:27:30,721 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:27:30,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:27:30,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:27:30,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:27:30,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:27:30,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 23:27:30,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:27:30,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 23:27:30,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 23:27:30,724 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_fe030226-4a99-425a-910b-728ddbcbab3a/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 -> c0077a740f714225dc922bb100a19cc0ae47da01 [2019-11-15 23:27:30,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:27:30,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:27:30,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:27:30,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:27:30,786 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:27:30,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2019-11-15 23:27:30,847 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/data/ad7fb84a4/fcc97e068cc84ac3afb60a58c278fa0b/FLAG926e0e8d2 [2019-11-15 23:27:31,226 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:27:31,227 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2019-11-15 23:27:31,233 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/data/ad7fb84a4/fcc97e068cc84ac3afb60a58c278fa0b/FLAG926e0e8d2 [2019-11-15 23:27:31,653 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/data/ad7fb84a4/fcc97e068cc84ac3afb60a58c278fa0b [2019-11-15 23:27:31,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:27:31,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:27:31,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:27:31,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:27:31,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:27:31,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:27:31" (1/1) ... [2019-11-15 23:27:31,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648a5e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:31, skipping insertion in model container [2019-11-15 23:27:31,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:27:31" (1/1) ... [2019-11-15 23:27:31,677 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:27:31,695 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:27:31,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:27:31,987 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:27:32,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:27:32,045 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:27:32,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32 WrapperNode [2019-11-15 23:27:32,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:27:32,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:27:32,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:27:32,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:27:32,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (1/1) ... [2019-11-15 23:27:32,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (1/1) ... [2019-11-15 23:27:32,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:27:32,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:27:32,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:27:32,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:27:32,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (1/1) ... [2019-11-15 23:27:32,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (1/1) ... [2019-11-15 23:27:32,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (1/1) ... [2019-11-15 23:27:32,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (1/1) ... [2019-11-15 23:27:32,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (1/1) ... [2019-11-15 23:27:32,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (1/1) ... [2019-11-15 23:27:32,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (1/1) ... [2019-11-15 23:27:32,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:27:32,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:27:32,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:27:32,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:27:32,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/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 [2019-11-15 23:27:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 23:27:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-15 23:27:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 23:27:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-15 23:27:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:27:32,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:27:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 23:27:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 23:27:32,594 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:27:32,594 INFO L284 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-15 23:27:32,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:27:32 BoogieIcfgContainer [2019-11-15 23:27:32,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:27:32,596 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:27:32,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:27:32,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:27:32,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:27:31" (1/3) ... [2019-11-15 23:27:32,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45c69df7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:27:32, skipping insertion in model container [2019-11-15 23:27:32,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:32" (2/3) ... [2019-11-15 23:27:32,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45c69df7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:27:32, skipping insertion in model container [2019-11-15 23:27:32,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:27:32" (3/3) ... [2019-11-15 23:27:32,602 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072c.c [2019-11-15 23:27:32,611 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:27:32,618 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 23:27:32,629 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 23:27:32,650 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:27:32,651 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 23:27:32,651 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:27:32,651 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:27:32,651 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:27:32,651 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:27:32,651 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:27:32,651 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:27:32,665 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2019-11-15 23:27:32,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-15 23:27:32,671 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:27:32,672 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:27:32,673 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:27:32,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:27:32,679 INFO L82 PathProgramCache]: Analyzing trace with hash 166150340, now seen corresponding path program 1 times [2019-11-15 23:27:32,686 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:27:32,687 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273679318] [2019-11-15 23:27:32,687 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:27:32,687 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:27:32,687 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:27:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:27:32,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:27:32,788 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273679318] [2019-11-15 23:27:32,788 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:27:32,789 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 23:27:32,789 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796526096] [2019-11-15 23:27:32,793 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 23:27:32,793 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:27:32,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 23:27:32,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 23:27:32,808 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2019-11-15 23:27:32,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:27:32,825 INFO L93 Difference]: Finished difference Result 54 states and 84 transitions. [2019-11-15 23:27:32,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 23:27:32,827 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-15 23:27:32,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:27:32,836 INFO L225 Difference]: With dead ends: 54 [2019-11-15 23:27:32,837 INFO L226 Difference]: Without dead ends: 25 [2019-11-15 23:27:32,840 INFO L600 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 [2019-11-15 23:27:32,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-11-15 23:27:32,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-11-15 23:27:32,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-11-15 23:27:32,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2019-11-15 23:27:32,874 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 11 [2019-11-15 23:27:32,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:27:32,875 INFO L462 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2019-11-15 23:27:32,875 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 23:27:32,875 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2019-11-15 23:27:32,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-15 23:27:32,876 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:27:32,876 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:27:32,877 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:27:32,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:27:32,877 INFO L82 PathProgramCache]: Analyzing trace with hash 786071265, now seen corresponding path program 1 times [2019-11-15 23:27:32,877 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:27:32,878 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297120312] [2019-11-15 23:27:32,878 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:27:32,878 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:27:32,878 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:27:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:27:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:27:32,974 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:27:32,974 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-15 23:27:32,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:27:32 BoogieIcfgContainer [2019-11-15 23:27:32,998 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 23:27:32,999 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:27:32,999 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:27:32,999 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:27:32,999 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:27:32" (3/4) ... [2019-11-15 23:27:33,002 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 23:27:33,002 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:27:33,004 INFO L168 Benchmark]: Toolchain (without parser) took 1345.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 951.5 MB in the beginning and 1.1 GB in the end (delta: -128.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-15 23:27:33,005 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:27:33,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 951.5 MB in the beginning and 1.1 GB in the end (delta: -188.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:27:33,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:27:33,007 INFO L168 Benchmark]: Boogie Preprocessor took 43.04 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:27:33,007 INFO L168 Benchmark]: RCFGBuilder took 460.30 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: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-11-15 23:27:33,008 INFO L168 Benchmark]: TraceAbstraction took 401.99 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: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2019-11-15 23:27:33,008 INFO L168 Benchmark]: Witness Printer took 3.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:27:33,012 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 383.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 951.5 MB in the beginning and 1.1 GB in the end (delta: -188.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.04 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 460.30 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: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 401.99 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: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 86]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 81, overapproximation of bitwiseAnd at line 28, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 85. 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) == 1 [L85] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [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-cad4683 [2019-11-15 23:27:35,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:27:35,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:27:35,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:27:35,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:27:35,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:27:35,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:27:35,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:27:35,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:27:35,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:27:35,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:27:35,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:27:35,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:27:35,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:27:35,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:27:35,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:27:35,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:27:35,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:27:35,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:27:35,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:27:35,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:27:35,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:27:35,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:27:35,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:27:35,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:27:35,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:27:35,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:27:35,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:27:35,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:27:35,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:27:35,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:27:35,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:27:35,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:27:35,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:27:35,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:27:35,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:27:35,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:27:35,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:27:35,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:27:35,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:27:35,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:27:35,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 23:27:35,198 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:27:35,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:27:35,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:27:35,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:27:35,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:27:35,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:27:35,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:27:35,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:27:35,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:27:35,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 23:27:35,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:27:35,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 23:27:35,201 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 23:27:35,201 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 23:27:35,201 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:27:35,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:27:35,202 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:27:35,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 23:27:35,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:27:35,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:27:35,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:27:35,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:27:35,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:27:35,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:27:35,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:27:35,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 23:27:35,204 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 23:27:35,204 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 23:27:35,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 23:27:35,204 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 23:27:35,204 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_fe030226-4a99-425a-910b-728ddbcbab3a/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 -> c0077a740f714225dc922bb100a19cc0ae47da01 [2019-11-15 23:27:35,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:27:35,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:27:35,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:27:35,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:27:35,256 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:27:35,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2019-11-15 23:27:35,311 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/data/de8cc742f/f0a96caedb9146878a43bf16f89cba13/FLAGc24c8b5a3 [2019-11-15 23:27:35,682 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:27:35,685 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/sv-benchmarks/c/float-newlib/double_req_bl_1072c.c [2019-11-15 23:27:35,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/data/de8cc742f/f0a96caedb9146878a43bf16f89cba13/FLAGc24c8b5a3 [2019-11-15 23:27:36,045 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/data/de8cc742f/f0a96caedb9146878a43bf16f89cba13 [2019-11-15 23:27:36,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:27:36,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:27:36,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:27:36,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:27:36,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:27:36,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d47f5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36, skipping insertion in model container [2019-11-15 23:27:36,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,065 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:27:36,083 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:27:36,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:27:36,314 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:27:36,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:27:36,458 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:27:36,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36 WrapperNode [2019-11-15 23:27:36,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:27:36,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:27:36,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:27:36,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:27:36,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:27:36,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:27:36,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:27:36,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:27:36,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (1/1) ... [2019-11-15 23:27:36,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:27:36,550 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:27:36,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:27:36,550 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:27:36,551 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/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 [2019-11-15 23:27:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-15 23:27:36,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-15 23:27:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 23:27:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 23:27:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:27:36,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:27:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 23:27:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 23:27:37,081 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:27:37,081 INFO L284 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-15 23:27:37,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:27:37 BoogieIcfgContainer [2019-11-15 23:27:37,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:27:37,086 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:27:37,086 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:27:37,089 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:27:37,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:27:36" (1/3) ... [2019-11-15 23:27:37,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74099d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:27:37, skipping insertion in model container [2019-11-15 23:27:37,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:27:36" (2/3) ... [2019-11-15 23:27:37,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74099d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:27:37, skipping insertion in model container [2019-11-15 23:27:37,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:27:37" (3/3) ... [2019-11-15 23:27:37,092 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072c.c [2019-11-15 23:27:37,100 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:27:37,107 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 23:27:37,118 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 23:27:37,139 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:27:37,139 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 23:27:37,139 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:27:37,139 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:27:37,139 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:27:37,139 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:27:37,139 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:27:37,139 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:27:37,151 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2019-11-15 23:27:37,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-15 23:27:37,155 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:27:37,155 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:27:37,157 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:27:37,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:27:37,161 INFO L82 PathProgramCache]: Analyzing trace with hash 166150340, now seen corresponding path program 1 times [2019-11-15 23:27:37,169 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:27:37,169 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [374044890] [2019-11-15 23:27:37,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/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 [2019-11-15 23:27:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:27:37,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-15 23:27:37,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:27:37,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:27:37,289 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 23:27:37,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:27:37,294 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [374044890] [2019-11-15 23:27:37,295 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:27:37,295 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-15 23:27:37,295 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818590819] [2019-11-15 23:27:37,300 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 23:27:37,300 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 23:27:37,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 23:27:37,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 23:27:37,311 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2019-11-15 23:27:37,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:27:37,328 INFO L93 Difference]: Finished difference Result 54 states and 84 transitions. [2019-11-15 23:27:37,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 23:27:37,329 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-15 23:27:37,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:27:37,338 INFO L225 Difference]: With dead ends: 54 [2019-11-15 23:27:37,339 INFO L226 Difference]: Without dead ends: 25 [2019-11-15 23:27:37,341 INFO L600 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 [2019-11-15 23:27:37,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-11-15 23:27:37,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-11-15 23:27:37,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-11-15 23:27:37,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2019-11-15 23:27:37,372 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 11 [2019-11-15 23:27:37,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:27:37,372 INFO L462 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2019-11-15 23:27:37,372 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 23:27:37,373 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2019-11-15 23:27:37,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-15 23:27:37,373 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:27:37,374 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:27:37,575 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-15 23:27:37,575 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:27:37,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:27:37,576 INFO L82 PathProgramCache]: Analyzing trace with hash 786071265, now seen corresponding path program 1 times [2019-11-15 23:27:37,577 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:27:37,577 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1104653277] [2019-11-15 23:27:37,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/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 [2019-11-15 23:27:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:27:37,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-15 23:27:37,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:27:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:27:37,806 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 23:27:37,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:27:37,905 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1104653277] [2019-11-15 23:27:37,906 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:27:37,906 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-15 23:27:37,906 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930165522] [2019-11-15 23:27:37,908 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 23:27:37,908 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 23:27:37,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 23:27:37,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-15 23:27:37,911 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand 8 states. [2019-11-15 23:27:38,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:27:38,077 INFO L93 Difference]: Finished difference Result 35 states and 39 transitions. [2019-11-15 23:27:38,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 23:27:38,080 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 12 [2019-11-15 23:27:38,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:27:38,081 INFO L225 Difference]: With dead ends: 35 [2019-11-15 23:27:38,081 INFO L226 Difference]: Without dead ends: 19 [2019-11-15 23:27:38,082 INFO L600 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 [2019-11-15 23:27:38,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-11-15 23:27:38,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-11-15 23:27:38,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-11-15 23:27:38,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2019-11-15 23:27:38,092 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 12 [2019-11-15 23:27:38,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:27:38,093 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2019-11-15 23:27:38,093 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 23:27:38,094 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2019-11-15 23:27:38,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-15 23:27:38,097 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:27:38,099 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:27:38,311 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-15 23:27:38,312 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:27:38,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:27:38,312 INFO L82 PathProgramCache]: Analyzing trace with hash -660443026, now seen corresponding path program 1 times [2019-11-15 23:27:38,313 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:27:38,313 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1236345105] [2019-11-15 23:27:38,314 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/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 [2019-11-15 23:27:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:27:38,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-15 23:27:38,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:27:38,446 INFO L375 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 [2019-11-15 23:27:38,451 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:27:38,455 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:27:38,456 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:27:38,459 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:27:38,460 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. [2019-11-15 23:27:38,460 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:21 [2019-11-15 23:27:38,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:27:38,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:27:38,522 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 23:27:38,524 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:27:38,574 INFO L375 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 46 treesize of output 40 [2019-11-15 23:27:38,580 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:27:38,587 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:27:38,588 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:27:38,595 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:27:38,596 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:27:38,596 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:16 [2019-11-15 23:27:38,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:27:38,621 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1236345105] [2019-11-15 23:27:38,621 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:27:38,621 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2019-11-15 23:27:38,621 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514387860] [2019-11-15 23:27:38,622 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-15 23:27:38,622 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 23:27:38,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-15 23:27:38,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-15 23:27:38,623 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 9 states. [2019-11-15 23:27:38,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:27:38,904 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2019-11-15 23:27:38,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 23:27:38,905 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2019-11-15 23:27:38,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:27:38,906 INFO L225 Difference]: With dead ends: 22 [2019-11-15 23:27:38,906 INFO L226 Difference]: Without dead ends: 19 [2019-11-15 23:27:38,907 INFO L600 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 [2019-11-15 23:27:38,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-11-15 23:27:38,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-11-15 23:27:38,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-11-15 23:27:38,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2019-11-15 23:27:38,914 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 14 [2019-11-15 23:27:38,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:27:38,915 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2019-11-15 23:27:38,915 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-15 23:27:38,915 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2019-11-15 23:27:38,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-15 23:27:38,917 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:27:38,917 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:27:39,117 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-15 23:27:39,118 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:27:39,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:27:39,118 INFO L82 PathProgramCache]: Analyzing trace with hash 1192312195, now seen corresponding path program 1 times [2019-11-15 23:27:39,119 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:27:39,119 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [851917033] [2019-11-15 23:27:39,119 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/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 [2019-11-15 23:27:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:27:39,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-15 23:27:39,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:27:39,292 INFO L375 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 [2019-11-15 23:27:39,305 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:27:39,308 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:27:39,309 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:27:39,319 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:27:39,320 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. [2019-11-15 23:27:39,320 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:65, output treesize:35 [2019-11-15 23:27:39,443 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:27:39,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:27:39,501 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 23:27:39,502 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:27:39,772 INFO L375 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 [2019-11-15 23:27:39,777 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:27:39,781 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:27:39,781 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:27:39,794 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:27:39,795 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. [2019-11-15 23:27:39,795 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:60, output treesize:30 [2019-11-15 23:27:40,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:27:40,008 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [851917033] [2019-11-15 23:27:40,008 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:27:40,009 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2019-11-15 23:27:40,009 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169712528] [2019-11-15 23:27:40,009 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-11-15 23:27:40,010 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 23:27:40,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-11-15 23:27:40,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2019-11-15 23:27:40,010 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 18 states. [2019-11-15 23:27:40,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:27:40,517 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2019-11-15 23:27:40,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-15 23:27:40,518 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 18 [2019-11-15 23:27:40,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:27:40,519 INFO L225 Difference]: With dead ends: 19 [2019-11-15 23:27:40,519 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 23:27:40,520 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 16 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2019-11-15 23:27:40,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 23:27:40,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 23:27:40,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 23:27:40,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 23:27:40,520 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2019-11-15 23:27:40,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:27:40,521 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:27:40,521 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-11-15 23:27:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 23:27:40,521 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 23:27:40,721 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-15 23:27:40,725 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 23:27:40,908 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 46 [2019-11-15 23:27:41,121 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 46) no Hoare annotation was computed. [2019-11-15 23:27:41,121 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-15 23:27:41,122 INFO L443 ceAbstractionStarter]: For program point L52-1(lines 52 57) no Hoare annotation was computed. [2019-11-15 23:27:41,122 INFO L443 ceAbstractionStarter]: For program point L85-2(lines 85 88) no Hoare annotation was computed. [2019-11-15 23:27:41,122 INFO L439 ceAbstractionStarter]: At program point L52-2(lines 52 57) the Hoare annotation is: false [2019-11-15 23:27:41,122 INFO L443 ceAbstractionStarter]: For program point L52-3(lines 30 58) no Hoare annotation was computed. [2019-11-15 23:27:41,122 INFO L443 ceAbstractionStarter]: For program point L48(lines 48 50) no Hoare annotation was computed. [2019-11-15 23:27:41,122 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 65 69) no Hoare annotation was computed. [2019-11-15 23:27:41,122 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 23:27:41,122 INFO L443 ceAbstractionStarter]: For program point L32-1(lines 32 37) no Hoare annotation was computed. [2019-11-15 23:27:41,123 INFO L439 ceAbstractionStarter]: At program point L65-2(lines 65 69) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (fp.neg (_ +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))) (= ((_ extract 63 32) v_skolemized_v_prenex_1_4) ULTIMATE.start_trunc_double_~msw~0))) (= ULTIMATE.start_main_~res~0 .cse0) (= |ULTIMATE.start_trunc_double_#res| .cse0) (= ULTIMATE.start_trunc_double_~x .cse0) (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (fp.neg (_ +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))) (= (bvand (_ bv2147483648 32) ((_ extract 63 32) v_skolemized_v_prenex_1_4)) ULTIMATE.start_trunc_double_~signbit~0))) (= ULTIMATE.start___signbit_double_~x .cse0) |ULTIMATE.start_main_#t~short14| (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)) (fp.neg (_ +zero 11 53))))))) [2019-11-15 23:27:41,123 INFO L439 ceAbstractionStarter]: At program point L32-2(lines 32 37) the Hoare annotation is: (and (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (fp.neg (_ +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))) (= ((_ extract 63 32) v_skolemized_v_prenex_1_4) ULTIMATE.start_trunc_double_~msw~0))) (= ULTIMATE.start_trunc_double_~x (fp.neg (_ +zero 11 53))) (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (fp.neg (_ +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))) (= (bvand (_ bv2147483648 32) ((_ extract 63 32) v_skolemized_v_prenex_1_4)) ULTIMATE.start_trunc_double_~signbit~0))) (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)) (fp.neg (_ +zero 11 53)))))) [2019-11-15 23:27:41,123 INFO L443 ceAbstractionStarter]: For program point L65-3(lines 65 69) no Hoare annotation was computed. [2019-11-15 23:27:41,123 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 23:27:41,123 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 23:27:41,123 INFO L446 ceAbstractionStarter]: At program point L90(lines 74 91) the Hoare annotation is: true [2019-11-15 23:27:41,124 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-11-15 23:27:41,124 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 23:27:41,124 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 86) no Hoare annotation was computed. [2019-11-15 23:27:41,124 INFO L439 ceAbstractionStarter]: At program point L71(lines 62 72) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (fp.neg (_ +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))) (= ((_ extract 63 32) v_skolemized_v_prenex_1_4) ULTIMATE.start_trunc_double_~msw~0))) (= ULTIMATE.start_main_~res~0 .cse0) (= |ULTIMATE.start_trunc_double_#res| .cse0) (= (bvadd |ULTIMATE.start___signbit_double_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_trunc_double_~x .cse0) (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (fp.neg (_ +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))) (= (bvand (_ bv2147483648 32) ((_ extract 63 32) v_skolemized_v_prenex_1_4)) ULTIMATE.start_trunc_double_~signbit~0))) (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)) (fp.neg (_ +zero 11 53))))) (= ULTIMATE.start___signbit_double_~x .cse0) |ULTIMATE.start_main_#t~short14| (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)) (fp.neg (_ +zero 11 53))))))) [2019-11-15 23:27:41,124 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 58) no Hoare annotation was computed. [2019-11-15 23:27:41,124 INFO L439 ceAbstractionStarter]: At program point L59(lines 17 60) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (fp.neg (_ +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))) (= ((_ extract 63 32) v_skolemized_v_prenex_1_4) ULTIMATE.start_trunc_double_~msw~0))) (= |ULTIMATE.start_trunc_double_#res| .cse0) (= ULTIMATE.start_trunc_double_~x .cse0) (exists ((v_skolemized_v_prenex_1_4 (_ BitVec 64))) (and (= (fp.neg (_ +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))) (= (bvand (_ bv2147483648 32) ((_ extract 63 32) v_skolemized_v_prenex_1_4)) ULTIMATE.start_trunc_double_~signbit~0))) (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)) (fp.neg (_ +zero 11 53))))))) [2019-11-15 23:27:41,125 INFO L443 ceAbstractionStarter]: For program point L22-1(lines 22 27) no Hoare annotation was computed. [2019-11-15 23:27:41,125 INFO L439 ceAbstractionStarter]: At program point L22-2(lines 22 27) the Hoare annotation is: (= ULTIMATE.start_trunc_double_~x (fp.neg (_ +zero 11 53))) [2019-11-15 23:27:41,125 INFO L443 ceAbstractionStarter]: For program point L22-3(lines 22 27) no Hoare annotation was computed. [2019-11-15 23:27:41,125 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 58) no Hoare annotation was computed. [2019-11-15 23:27:41,125 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 39 45) no Hoare annotation was computed. [2019-11-15 23:27:41,125 INFO L439 ceAbstractionStarter]: At program point L39-2(lines 39 45) the Hoare annotation is: false [2019-11-15 23:27:41,130 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,131 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,131 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,132 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,132 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,132 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,132 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,132 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,133 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,133 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,133 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,133 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,142 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,142 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,142 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,143 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,143 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,143 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,143 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,144 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,144 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,144 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,144 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,145 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,146 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,146 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,147 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,147 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,147 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,147 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,148 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,149 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,149 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,150 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,150 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,150 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,150 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,151 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,152 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,152 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,152 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,153 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,154 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,154 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,154 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,155 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,156 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,156 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,156 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,156 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,157 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,157 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,157 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,157 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,158 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,158 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,159 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,160 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,161 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,161 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,161 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,161 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,162 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,162 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,163 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,163 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,163 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,164 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,165 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,165 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,165 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,166 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,167 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,167 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,167 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,168 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,169 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,170 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:27:41 BoogieIcfgContainer [2019-11-15 23:27:41,172 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 23:27:41,173 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:27:41,173 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:27:41,173 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:27:41,174 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:27:37" (3/4) ... [2019-11-15 23:27:41,177 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 23:27:41,188 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2019-11-15 23:27:41,189 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-11-15 23:27:41,189 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 23:27:41,216 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && v_skolemized_v_prenex_1_4[63:32] == msw) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit)) && (\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]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) [2019-11-15 23:27:41,216 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && v_skolemized_v_prenex_1_4[63:32] == msw) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit)) && (\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]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) [2019-11-15 23:27:41,217 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && v_skolemized_v_prenex_1_4[63:32] == msw) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit)) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && aux-res == -0.0 && __signbit_double(res) == 1-aux) && (\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]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) [2019-11-15 23:27:41,218 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && v_skolemized_v_prenex_1_4[63:32] == msw) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit)) && (\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]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && aux-res == -0.0 && __signbit_double(res) == 1-aux) && (\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]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) [2019-11-15 23:27:41,246 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_fe030226-4a99-425a-910b-728ddbcbab3a/bin/uautomizer/witness.graphml [2019-11-15 23:27:41,246 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:27:41,248 INFO L168 Benchmark]: Toolchain (without parser) took 5198.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 951.0 MB in the beginning and 851.0 MB in the end (delta: 100.0 MB). Peak memory consumption was 242.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:27:41,248 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:27:41,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 409.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:27:41,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:27:41,250 INFO L168 Benchmark]: Boogie Preprocessor took 46.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:27:41,250 INFO L168 Benchmark]: RCFGBuilder took 534.97 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: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:27:41,251 INFO L168 Benchmark]: TraceAbstraction took 4086.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 857.6 MB in the end (delta: 247.4 MB). Peak memory consumption was 247.4 MB. Max. memory is 11.5 GB. [2019-11-15 23:27:41,251 INFO L168 Benchmark]: Witness Printer took 73.91 ms. Allocated memory is still 1.2 GB. Free memory was 857.6 MB in the beginning and 851.0 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:27:41,253 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 409.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 534.97 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: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4086.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 857.6 MB in the end (delta: 247.4 MB). Peak memory consumption was 247.4 MB. Max. memory is 11.5 GB. * Witness Printer took 73.91 ms. Allocated memory is still 1.2 GB. Free memory was 857.6 MB in the beginning and 851.0 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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] * 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 [2019-11-15 23:27:41,271 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,271 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,271 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,271 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] Derived loop invariant: (((((((\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && v_skolemized_v_prenex_1_4[63:32] == msw) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit)) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && aux-res == -0.0 && __signbit_double(res) == 1-aux) && (\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]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant [2019-11-15 23:27:41,278 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,281 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,281 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] Derived loop invariant: ((((\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && v_skolemized_v_prenex_1_4[63:32] == msw) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit)) && (\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]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 62]: Loop Invariant [2019-11-15 23:27:41,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,288 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,288 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,288 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,288 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,289 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,289 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,290 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,291 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-11-15 23:27:41,292 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,293 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,293 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,293 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] Derived loop invariant: (((((((((\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && v_skolemized_v_prenex_1_4[63:32] == msw) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit)) && (\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]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && aux-res == -0.0 && __signbit_double(res) == 1-aux) && (\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]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 32]: Loop Invariant [2019-11-15 23:27:41,294 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,294 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,295 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,295 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,295 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,295 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,296 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,296 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,296 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,296 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,296 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,297 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,297 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,298 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,298 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,298 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,298 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,298 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,299 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,299 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_4,QUANTIFIED] [2019-11-15 23:27:41,299 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,299 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,300 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:27:41,300 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] Derived loop invariant: (((\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && v_skolemized_v_prenex_1_4[63:32] == msw) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_4 : bv64 :: ~fp.neg~DOUBLE(~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]) && ~bvand32(2147483648bv32, v_skolemized_v_prenex_1_4[63:32]) == signbit)) && (\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]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 28 locations, 1 error locations. Result: SAFE, OverallTime: 3.9s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, 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, 1.4s 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, 302 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 233 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 102 ConstructedInterpolants, 28 QuantifiedInterpolants, 11186 SizeOfPredicates, 29 NumberOfNonLiveVariables, 160 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...