./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c.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_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c.c -s /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/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 b4428fa1091f4cda8c57d8e78988385def4dacf9 ...................................................................................................................................................................................................................................................................................... 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_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c.c -s /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/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 b4428fa1091f4cda8c57d8e78988385def4dacf9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-16 00:31:35,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:31:35,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:31:35,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:31:35,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:31:35,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:31:35,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:31:35,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:31:35,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:31:35,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:31:35,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:31:35,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:31:35,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:31:35,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:31:35,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:31:35,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:31:35,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:31:35,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:31:35,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:31:35,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:31:35,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:31:35,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:31:35,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:31:35,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:31:35,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:31:35,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:31:35,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:31:35,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:31:35,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:31:35,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:31:35,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:31:35,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:31:35,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:31:35,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:31:35,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:31:35,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:31:35,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:31:35,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:31:35,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:31:35,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:31:35,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:31:35,824 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 00:31:35,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:31:35,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:31:35,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:31:35,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:31:35,841 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:31:35,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:31:35,841 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:31:35,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:31:35,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:31:35,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:31:35,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:31:35,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:31:35,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:31:35,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:31:35,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:31:35,844 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:31:35,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:31:35,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:31:35,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:31:35,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:31:35,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:31:35,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:31:35,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:31:35,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:31:35,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:31:35,846 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:31:35,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:31:35,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:31:35,847 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_729fbff4-61ac-4558-ae47-5c9d933b73b0/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 -> b4428fa1091f4cda8c57d8e78988385def4dacf9 [2019-11-16 00:31:35,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:31:35,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:31:35,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:31:35,895 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:31:35,896 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:31:35,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1032c.c [2019-11-16 00:31:35,947 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/data/2852ab571/8dad155606444f74a72aca72efa39866/FLAG8896dd015 [2019-11-16 00:31:36,362 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:31:36,363 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/sv-benchmarks/c/float-newlib/float_req_bl_1032c.c [2019-11-16 00:31:36,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/data/2852ab571/8dad155606444f74a72aca72efa39866/FLAG8896dd015 [2019-11-16 00:31:36,383 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/data/2852ab571/8dad155606444f74a72aca72efa39866 [2019-11-16 00:31:36,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:31:36,387 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:31:36,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:31:36,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:31:36,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:31:36,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e67027d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36, skipping insertion in model container [2019-11-16 00:31:36,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,402 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:31:36,418 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:31:36,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:31:36,655 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:31:36,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:31:36,699 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:31:36,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36 WrapperNode [2019-11-16 00:31:36,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:31:36,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:31:36,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:31:36,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:31:36,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:31:36,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:31:36,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:31:36,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:31:36,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (1/1) ... [2019-11-16 00:31:36,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:31:36,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:31:36,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:31:36,777 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:31:36,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/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 [2019-11-16 00:31:36,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-16 00:31:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-16 00:31:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-16 00:31:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:31:36,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:31:36,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-16 00:31:36,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:31:36,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:31:37,123 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:31:37,123 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-16 00:31:37,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:31:37 BoogieIcfgContainer [2019-11-16 00:31:37,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:31:37,126 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:31:37,126 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:31:37,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:31:37,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:31:36" (1/3) ... [2019-11-16 00:31:37,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48512d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:31:37, skipping insertion in model container [2019-11-16 00:31:37,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:36" (2/3) ... [2019-11-16 00:31:37,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48512d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:31:37, skipping insertion in model container [2019-11-16 00:31:37,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:31:37" (3/3) ... [2019-11-16 00:31:37,131 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1032c.c [2019-11-16 00:31:37,156 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:31:37,161 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-16 00:31:37,169 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-16 00:31:37,189 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:31:37,189 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:31:37,189 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:31:37,189 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:31:37,190 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:31:37,190 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:31:37,190 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:31:37,190 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:31:37,203 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2019-11-16 00:31:37,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-16 00:31:37,209 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:31:37,210 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:31:37,211 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:31:37,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:31:37,217 INFO L82 PathProgramCache]: Analyzing trace with hash -592327338, now seen corresponding path program 1 times [2019-11-16 00:31:37,224 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:31:37,224 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830929803] [2019-11-16 00:31:37,225 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:31:37,225 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:31:37,225 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:31:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:31:37,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:31:37,319 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830929803] [2019-11-16 00:31:37,319 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:31:37,320 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-16 00:31:37,320 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890126870] [2019-11-16 00:31:37,323 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-16 00:31:37,323 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:31:37,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-16 00:31:37,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-16 00:31:37,334 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 2 states. [2019-11-16 00:31:37,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:31:37,349 INFO L93 Difference]: Finished difference Result 46 states and 68 transitions. [2019-11-16 00:31:37,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-16 00:31:37,350 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2019-11-16 00:31:37,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:31:37,359 INFO L225 Difference]: With dead ends: 46 [2019-11-16 00:31:37,360 INFO L226 Difference]: Without dead ends: 21 [2019-11-16 00:31:37,362 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 [2019-11-16 00:31:37,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-11-16 00:31:37,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-11-16 00:31:37,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-16 00:31:37,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2019-11-16 00:31:37,392 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 12 [2019-11-16 00:31:37,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:31:37,393 INFO L462 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2019-11-16 00:31:37,393 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-16 00:31:37,393 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2019-11-16 00:31:37,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-16 00:31:37,394 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:31:37,394 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:31:37,394 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:31:37,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:31:37,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1651159701, now seen corresponding path program 1 times [2019-11-16 00:31:37,395 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:31:37,395 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451868132] [2019-11-16 00:31:37,395 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:31:37,395 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:31:37,395 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:31:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:31:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:31:37,526 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-16 00:31:37,526 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-16 00:31:37,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:31:37 BoogieIcfgContainer [2019-11-16 00:31:37,552 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-16 00:31:37,552 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-16 00:31:37,552 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-16 00:31:37,552 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-16 00:31:37,553 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:31:37" (3/4) ... [2019-11-16 00:31:37,556 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-16 00:31:37,556 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-16 00:31:37,558 INFO L168 Benchmark]: Toolchain (without parser) took 1171.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -125.5 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:31:37,559 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:31:37,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-16 00:31:37,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.15 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. [2019-11-16 00:31:37,560 INFO L168 Benchmark]: Boogie Preprocessor took 27.74 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. [2019-11-16 00:31:37,561 INFO L168 Benchmark]: RCFGBuilder took 348.55 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: 30.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2019-11-16 00:31:37,561 INFO L168 Benchmark]: TraceAbstraction took 426.14 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: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:31:37,562 INFO L168 Benchmark]: Witness Printer took 4.41 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. [2019-11-16 00:31:37,564 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 962.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.15 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 27.74 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 348.55 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: 30.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 426.14 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: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.41 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: 79]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of bitwiseAnd at line 62. Possible FailurePath: [L74] float x = 1.0f / 0.0f; [L12] __uint32_t w; [L14] int exponent_less_127; [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (w) = gf_u.word [L22] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L24] COND FALSE !(exponent_less_127 < 23) [L40] COND TRUE exponent_less_127 == 128 [L42] return x + x; [L75] float res = round_float(x); [L56] __int32_t ix; [L58] ieee_float_shape_type gf_u; [L59] gf_u.value = (x) [L60] EXPR gf_u.word [L60] (ix) = gf_u.word [L62] ix &= 0x7fffffff [L63] return ((ix) == 0x7f800000L); [L78] COND TRUE !isinf_float(res) [L79] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 24 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 28 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=24occurred 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, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 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 [2019-11-16 00:31:39,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:31:39,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:31:39,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:31:39,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:31:39,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:31:39,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:31:39,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:31:39,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:31:39,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:31:39,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:31:39,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:31:39,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:31:39,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:31:39,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:31:39,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:31:39,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:31:39,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:31:39,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:31:39,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:31:39,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:31:39,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:31:39,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:31:39,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:31:39,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:31:39,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:31:39,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:31:39,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:31:39,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:31:39,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:31:39,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:31:39,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:31:39,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:31:39,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:31:39,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:31:39,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:31:39,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:31:39,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:31:39,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:31:39,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:31:39,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:31:39,796 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-16 00:31:39,809 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:31:39,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:31:39,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:31:39,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:31:39,811 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:31:39,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:31:39,811 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:31:39,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:31:39,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:31:39,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:31:39,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:31:39,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:31:39,812 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-16 00:31:39,813 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-16 00:31:39,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:31:39,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:31:39,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:31:39,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:31:39,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:31:39,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:31:39,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:31:39,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:31:39,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:31:39,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:31:39,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:31:39,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:31:39,815 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-16 00:31:39,815 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-16 00:31:39,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:31:39,816 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 00:31:39,816 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_729fbff4-61ac-4558-ae47-5c9d933b73b0/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 -> b4428fa1091f4cda8c57d8e78988385def4dacf9 [2019-11-16 00:31:39,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:31:39,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:31:39,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:31:39,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:31:39,861 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:31:39,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1032c.c [2019-11-16 00:31:39,912 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/data/7d586cfe3/76a7ed2456ab4e31bd48e3f9c23cece0/FLAG6ad1dfecf [2019-11-16 00:31:40,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:31:40,249 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/sv-benchmarks/c/float-newlib/float_req_bl_1032c.c [2019-11-16 00:31:40,256 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/data/7d586cfe3/76a7ed2456ab4e31bd48e3f9c23cece0/FLAG6ad1dfecf [2019-11-16 00:31:40,632 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/data/7d586cfe3/76a7ed2456ab4e31bd48e3f9c23cece0 [2019-11-16 00:31:40,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:31:40,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:31:40,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:31:40,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:31:40,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:31:40,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:40,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3866680a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40, skipping insertion in model container [2019-11-16 00:31:40,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:40,656 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:31:40,674 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:31:40,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:31:40,854 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:31:40,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:31:40,902 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:31:40,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40 WrapperNode [2019-11-16 00:31:40,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:31:40,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:31:40,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:31:40,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:31:40,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:40,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:40,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:31:41,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:31:41,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:31:41,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:31:41,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:41,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:41,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:41,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:41,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:41,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:41,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (1/1) ... [2019-11-16 00:31:41,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:31:41,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:31:41,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:31:41,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:31:41,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/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 [2019-11-16 00:31:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-16 00:31:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:31:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:31:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-16 00:31:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:31:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-16 00:31:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-16 00:31:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:31:41,405 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:31:41,406 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-16 00:31:41,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:31:41 BoogieIcfgContainer [2019-11-16 00:31:41,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:31:41,408 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:31:41,408 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:31:41,410 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:31:41,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:31:40" (1/3) ... [2019-11-16 00:31:41,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@418dbfc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:31:41, skipping insertion in model container [2019-11-16 00:31:41,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:31:40" (2/3) ... [2019-11-16 00:31:41,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@418dbfc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:31:41, skipping insertion in model container [2019-11-16 00:31:41,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:31:41" (3/3) ... [2019-11-16 00:31:41,413 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1032c.c [2019-11-16 00:31:41,420 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:31:41,425 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-16 00:31:41,432 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-16 00:31:41,449 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:31:41,449 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:31:41,449 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:31:41,449 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:31:41,449 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:31:41,450 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:31:41,450 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:31:41,450 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:31:41,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2019-11-16 00:31:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-16 00:31:41,467 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:31:41,468 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:31:41,469 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:31:41,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:31:41,473 INFO L82 PathProgramCache]: Analyzing trace with hash -592327338, now seen corresponding path program 1 times [2019-11-16 00:31:41,481 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-16 00:31:41,481 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [995813088] [2019-11-16 00:31:41,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/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 [2019-11-16 00:31:41,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:31:41,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-16 00:31:41,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-16 00:31:41,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:31:41,585 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-16 00:31:41,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:31:41,598 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [995813088] [2019-11-16 00:31:41,599 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:31:41,599 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-16 00:31:41,599 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343475806] [2019-11-16 00:31:41,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-16 00:31:41,605 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-16 00:31:41,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-16 00:31:41,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-16 00:31:41,620 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 2 states. [2019-11-16 00:31:41,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:31:41,640 INFO L93 Difference]: Finished difference Result 46 states and 68 transitions. [2019-11-16 00:31:41,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-16 00:31:41,642 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2019-11-16 00:31:41,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:31:41,651 INFO L225 Difference]: With dead ends: 46 [2019-11-16 00:31:41,652 INFO L226 Difference]: Without dead ends: 21 [2019-11-16 00:31:41,655 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-16 00:31:41,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-11-16 00:31:41,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-11-16 00:31:41,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-16 00:31:41,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2019-11-16 00:31:41,686 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 12 [2019-11-16 00:31:41,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:31:41,686 INFO L462 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2019-11-16 00:31:41,686 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-16 00:31:41,687 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2019-11-16 00:31:41,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-16 00:31:41,687 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:31:41,687 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:31:41,901 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-16 00:31:41,901 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:31:41,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:31:41,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1651159701, now seen corresponding path program 1 times [2019-11-16 00:31:41,903 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-16 00:31:41,904 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [510453708] [2019-11-16 00:31:41,904 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/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 [2019-11-16 00:31:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:31:42,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 14 conjunts are in the unsatisfiable core [2019-11-16 00:31:42,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-16 00:31:42,098 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-16 00:31:42,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:31:42,163 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-16 00:31:42,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:31:42,831 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [510453708] [2019-11-16 00:31:42,832 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:31:42,832 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-11-16 00:31:42,832 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383075454] [2019-11-16 00:31:42,834 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-16 00:31:42,834 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-16 00:31:42,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-16 00:31:42,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-11-16 00:31:42,835 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 14 states. [2019-11-16 00:31:43,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:31:43,289 INFO L93 Difference]: Finished difference Result 29 states and 32 transitions. [2019-11-16 00:31:43,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-16 00:31:43,292 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 14 [2019-11-16 00:31:43,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:31:43,293 INFO L225 Difference]: With dead ends: 29 [2019-11-16 00:31:43,293 INFO L226 Difference]: Without dead ends: 20 [2019-11-16 00:31:43,294 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-11-16 00:31:43,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2019-11-16 00:31:43,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2019-11-16 00:31:43,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2019-11-16 00:31:43,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 21 transitions. [2019-11-16 00:31:43,298 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 21 transitions. Word has length 14 [2019-11-16 00:31:43,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:31:43,298 INFO L462 AbstractCegarLoop]: Abstraction has 20 states and 21 transitions. [2019-11-16 00:31:43,299 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-16 00:31:43,299 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2019-11-16 00:31:43,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-16 00:31:43,299 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:31:43,300 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:31:43,500 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-16 00:31:43,500 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:31:43,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:31:43,501 INFO L82 PathProgramCache]: Analyzing trace with hash 842294842, now seen corresponding path program 1 times [2019-11-16 00:31:43,502 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-16 00:31:43,502 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [422077807] [2019-11-16 00:31:43,502 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/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 [2019-11-16 00:31:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:31:43,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-16 00:31:43,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-16 00:31:43,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:31:43,619 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-16 00:31:43,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:31:43,703 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [422077807] [2019-11-16 00:31:43,704 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:31:43,704 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-16 00:31:43,704 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430690752] [2019-11-16 00:31:43,704 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-16 00:31:43,705 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-16 00:31:43,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-16 00:31:43,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-16 00:31:43,705 INFO L87 Difference]: Start difference. First operand 20 states and 21 transitions. Second operand 8 states. [2019-11-16 00:31:43,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:31:43,769 INFO L93 Difference]: Finished difference Result 20 states and 21 transitions. [2019-11-16 00:31:43,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-16 00:31:43,769 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2019-11-16 00:31:43,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:31:43,770 INFO L225 Difference]: With dead ends: 20 [2019-11-16 00:31:43,770 INFO L226 Difference]: Without dead ends: 0 [2019-11-16 00:31:43,770 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-16 00:31:43,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-16 00:31:43,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-16 00:31:43,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-16 00:31:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-16 00:31:43,771 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2019-11-16 00:31:43,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:31:43,771 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-16 00:31:43,771 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-16 00:31:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-16 00:31:43,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-16 00:31:43,972 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-16 00:31:43,976 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-16 00:31:44,070 INFO L443 ceAbstractionStarter]: For program point L27(lines 27 29) no Hoare annotation was computed. [2019-11-16 00:31:44,070 INFO L443 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2019-11-16 00:31:44,070 INFO L443 ceAbstractionStarter]: For program point L32(lines 32 34) no Hoare annotation was computed. [2019-11-16 00:31:44,070 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-16 00:31:44,070 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-16 00:31:44,071 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-16 00:31:44,071 INFO L443 ceAbstractionStarter]: For program point L24(lines 24 45) no Hoare annotation was computed. [2019-11-16 00:31:44,071 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2019-11-16 00:31:44,071 INFO L439 ceAbstractionStarter]: At program point L57-2(lines 57 61) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (let ((.cse1 (fp.add roundNearestTiesToEven .cse0 .cse0))) (and (= ULTIMATE.start_round_float_~x .cse0) (= |ULTIMATE.start_round_float_#res| .cse1) (= ULTIMATE.start_isinf_float_~x .cse1)))) [2019-11-16 00:31:44,071 INFO L443 ceAbstractionStarter]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2019-11-16 00:31:44,071 INFO L443 ceAbstractionStarter]: For program point L16-1(lines 16 20) no Hoare annotation was computed. [2019-11-16 00:31:44,071 INFO L439 ceAbstractionStarter]: At program point L16-2(lines 16 20) the Hoare annotation is: (= ULTIMATE.start_round_float_~x (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) [2019-11-16 00:31:44,072 INFO L443 ceAbstractionStarter]: For program point L78(lines 78 81) no Hoare annotation was computed. [2019-11-16 00:31:44,072 INFO L443 ceAbstractionStarter]: For program point L16-3(lines 16 20) no Hoare annotation was computed. [2019-11-16 00:31:44,072 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-16 00:31:44,072 INFO L443 ceAbstractionStarter]: For program point L25(lines 25 38) no Hoare annotation was computed. [2019-11-16 00:31:44,072 INFO L446 ceAbstractionStarter]: At program point L83(lines 66 84) the Hoare annotation is: true [2019-11-16 00:31:44,072 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-16 00:31:44,072 INFO L443 ceAbstractionStarter]: For program point L46(lines 46 50) no Hoare annotation was computed. [2019-11-16 00:31:44,072 INFO L443 ceAbstractionStarter]: For program point L46-1(lines 11 52) no Hoare annotation was computed. [2019-11-16 00:31:44,072 INFO L443 ceAbstractionStarter]: For program point L46-2(lines 46 50) no Hoare annotation was computed. [2019-11-16 00:31:44,073 INFO L439 ceAbstractionStarter]: At program point L63(lines 55 64) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (let ((.cse1 (fp.add roundNearestTiesToEven .cse0 .cse0))) (and (= ULTIMATE.start_round_float_~x .cse0) (= |ULTIMATE.start_round_float_#res| .cse1) (= (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_isinf_float_~x .cse1) (= (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~0) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~0) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~0)) .cse1)))) [2019-11-16 00:31:44,073 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 79) no Hoare annotation was computed. [2019-11-16 00:31:44,073 INFO L439 ceAbstractionStarter]: At program point L51(lines 11 52) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (and (= ULTIMATE.start_round_float_~x .cse0) (= |ULTIMATE.start_round_float_#res| (fp.add roundNearestTiesToEven .cse0 .cse0)))) [2019-11-16 00:31:44,080 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,081 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,081 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,081 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,082 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,082 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,082 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,082 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,083 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,083 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,083 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,083 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,084 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,084 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,084 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,084 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,084 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,090 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,090 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,090 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,090 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,091 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,091 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,091 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,091 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,092 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,092 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,092 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,092 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,093 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,093 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,093 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,093 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,093 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,095 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,095 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,096 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,096 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,096 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,096 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,097 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,098 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,098 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,099 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,099 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,099 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,099 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,099 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,100 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,100 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,100 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,100 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,101 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,101 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,102 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,102 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,102 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,102 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,102 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,103 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,103 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,103 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,104 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,104 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,104 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,104 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:31:44 BoogieIcfgContainer [2019-11-16 00:31:44,108 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-16 00:31:44,109 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-16 00:31:44,109 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-16 00:31:44,109 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-16 00:31:44,110 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:31:41" (3/4) ... [2019-11-16 00:31:44,113 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-16 00:31:44,123 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2019-11-16 00:31:44,123 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-16 00:31:44,124 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-16 00:31:44,150 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2019-11-16 00:31:44,151 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) && x == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2019-11-16 00:31:44,151 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && x == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) [2019-11-16 00:31:44,193 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_729fbff4-61ac-4558-ae47-5c9d933b73b0/bin/uautomizer/witness.graphml [2019-11-16 00:31:44,193 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-16 00:31:44,195 INFO L168 Benchmark]: Toolchain (without parser) took 3558.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 951.0 MB in the beginning and 985.0 MB in the end (delta: -34.0 MB). Peak memory consumption was 112.3 MB. Max. memory is 11.5 GB. [2019-11-16 00:31:44,196 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:31:44,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.81 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 940.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:31:44,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 934.9 MB in the beginning and 1.1 GB in the end (delta: -205.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. [2019-11-16 00:31:44,199 INFO L168 Benchmark]: Boogie Preprocessor took 33.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-16 00:31:44,201 INFO L168 Benchmark]: RCFGBuilder took 374.13 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: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2019-11-16 00:31:44,202 INFO L168 Benchmark]: TraceAbstraction took 2700.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 985.0 MB in the end (delta: 128.7 MB). Peak memory consumption was 128.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:31:44,202 INFO L168 Benchmark]: Witness Printer took 84.64 ms. Allocated memory is still 1.2 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:31:44,204 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 265.81 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 940.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 934.9 MB in the beginning and 1.1 GB in the end (delta: -205.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 374.13 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: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2700.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 985.0 MB in the end (delta: 128.7 MB). Peak memory consumption was 128.7 MB. Max. memory is 11.5 GB. * Witness Printer took 84.64 ms. Allocated memory is still 1.2 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 79]: 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: 55]: Loop Invariant [2019-11-16 00:31:44,212 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,213 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,213 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,213 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,213 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,213 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,214 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,214 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,214 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,214 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,214 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,215 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,215 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,215 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,215 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,215 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,215 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,216 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,216 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && x == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 57]: Loop Invariant [2019-11-16 00:31:44,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,221 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,221 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,221 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,221 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,221 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,221 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,222 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,222 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,222 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,224 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,224 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,224 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,224 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,224 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) && x == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 11]: Loop Invariant [2019-11-16 00:31:44,225 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,225 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,225 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,225 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,226 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,226 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,226 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,226 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,228 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) && \result == ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant [2019-11-16 00:31:44,228 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,228 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,229 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-16 00:31:44,229 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 24 locations, 1 error locations. Result: SAFE, OverallTime: 2.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 48 SDtfs, 30 SDslu, 163 SDs, 0 SdLazy, 71 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 10 NumberOfFragments, 143 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 82 ConstructedInterpolants, 9 QuantifiedInterpolants, 6195 SizeOfPredicates, 16 NumberOfNonLiveVariables, 117 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...