./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/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 78c6d2d68aa498895f40ed0a4a24644b21119801 .................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/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 78c6d2d68aa498895f40ed0a4a24644b21119801 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 22:24:49,082 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 22:24:49,083 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 22:24:49,089 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 22:24:49,089 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 22:24:49,089 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 22:24:49,090 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 22:24:49,091 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 22:24:49,092 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 22:24:49,092 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 22:24:49,093 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 22:24:49,093 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 22:24:49,093 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 22:24:49,094 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 22:24:49,094 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 22:24:49,095 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 22:24:49,095 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 22:24:49,096 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 22:24:49,097 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 22:24:49,098 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 22:24:49,098 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 22:24:49,099 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 22:24:49,100 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 22:24:49,100 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 22:24:49,100 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 22:24:49,101 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 22:24:49,101 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 22:24:49,102 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 22:24:49,102 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 22:24:49,103 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 22:24:49,103 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 22:24:49,103 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 22:24:49,103 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 22:24:49,103 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 22:24:49,104 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 22:24:49,104 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 22:24:49,104 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 22:24:49,111 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 22:24:49,112 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 22:24:49,112 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 22:24:49,112 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 22:24:49,112 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 22:24:49,112 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 22:24:49,113 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 22:24:49,113 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 22:24:49,113 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 22:24:49,113 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 22:24:49,113 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 22:24:49,113 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 22:24:49,113 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 22:24:49,113 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 22:24:49,113 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 22:24:49,113 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 22:24:49,114 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 22:24:49,114 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 22:24:49,114 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 22:24:49,114 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 22:24:49,114 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 22:24:49,114 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 22:24:49,114 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 22:24:49,114 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 22:24:49,114 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 22:24:49,114 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 22:24:49,114 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 22:24:49,115 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 22:24:49,115 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 22:24:49,115 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 22:24:49,115 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/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 -> 78c6d2d68aa498895f40ed0a4a24644b21119801 [2018-12-01 22:24:49,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 22:24:49,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 22:24:49,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 22:24:49,145 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 22:24:49,146 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 22:24:49,146 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-12-01 22:24:49,188 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/data/eda12d019/66d4402de4a74cbfae0209f9c7b0000a/FLAGb5312b6e7 [2018-12-01 22:24:49,635 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 22:24:49,636 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-12-01 22:24:49,640 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/data/eda12d019/66d4402de4a74cbfae0209f9c7b0000a/FLAGb5312b6e7 [2018-12-01 22:24:49,648 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/data/eda12d019/66d4402de4a74cbfae0209f9c7b0000a [2018-12-01 22:24:49,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 22:24:49,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 22:24:49,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 22:24:49,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 22:24:49,653 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 22:24:49,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ddcec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49, skipping insertion in model container [2018-12-01 22:24:49,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 22:24:49,671 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 22:24:49,777 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:24:49,779 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 22:24:49,806 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:24:49,850 INFO L195 MainTranslator]: Completed translation [2018-12-01 22:24:49,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49 WrapperNode [2018-12-01 22:24:49,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 22:24:49,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 22:24:49,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 22:24:49,851 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 22:24:49,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 22:24:49,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 22:24:49,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 22:24:49,868 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 22:24:49,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (1/1) ... [2018-12-01 22:24:49,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 22:24:49,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 22:24:49,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 22:24:49,900 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 22:24:49,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/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 [2018-12-01 22:24:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2018-12-01 22:24:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2018-12-01 22:24:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-12-01 22:24:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-12-01 22:24:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-12-01 22:24:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-12-01 22:24:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 22:24:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 22:24:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 22:24:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 22:24:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 22:24:49,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 22:24:49,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 22:24:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 22:24:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 22:24:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 22:24:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 22:24:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 22:24:50,164 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 22:24:50,164 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-01 22:24:50,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:24:50 BoogieIcfgContainer [2018-12-01 22:24:50,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 22:24:50,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 22:24:50,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 22:24:50,167 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 22:24:50,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 10:24:49" (1/3) ... [2018-12-01 22:24:50,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b1012f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 10:24:50, skipping insertion in model container [2018-12-01 22:24:50,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:49" (2/3) ... [2018-12-01 22:24:50,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b1012f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 10:24:50, skipping insertion in model container [2018-12-01 22:24:50,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:24:50" (3/3) ... [2018-12-01 22:24:50,168 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0960b_true-unreach-call.c [2018-12-01 22:24:50,174 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 22:24:50,179 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 22:24:50,188 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 22:24:50,205 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 22:24:50,205 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 22:24:50,205 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 22:24:50,205 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 22:24:50,205 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 22:24:50,205 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 22:24:50,205 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 22:24:50,205 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 22:24:50,206 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 22:24:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2018-12-01 22:24:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 22:24:50,219 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:24:50,220 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:24:50,221 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 22:24:50,224 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:24:50,224 INFO L82 PathProgramCache]: Analyzing trace with hash 2043646315, now seen corresponding path program 1 times [2018-12-01 22:24:50,225 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:24:50,226 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:24:50,253 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:24:50,253 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:24:50,253 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:24:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:24:50,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:24:50,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:24:50,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 22:24:50,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 22:24:50,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 22:24:50,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 22:24:50,332 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2018-12-01 22:24:50,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:24:50,347 INFO L93 Difference]: Finished difference Result 114 states and 174 transitions. [2018-12-01 22:24:50,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 22:24:50,348 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 24 [2018-12-01 22:24:50,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:24:50,353 INFO L225 Difference]: With dead ends: 114 [2018-12-01 22:24:50,353 INFO L226 Difference]: Without dead ends: 57 [2018-12-01 22:24:50,355 INFO L631 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 [2018-12-01 22:24:50,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-12-01 22:24:50,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2018-12-01 22:24:50,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-12-01 22:24:50,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 71 transitions. [2018-12-01 22:24:50,378 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 71 transitions. Word has length 24 [2018-12-01 22:24:50,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:24:50,378 INFO L480 AbstractCegarLoop]: Abstraction has 57 states and 71 transitions. [2018-12-01 22:24:50,378 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 22:24:50,378 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2018-12-01 22:24:50,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 22:24:50,379 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:24:50,379 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:24:50,379 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 22:24:50,379 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:24:50,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1947285720, now seen corresponding path program 1 times [2018-12-01 22:24:50,379 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:24:50,379 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:24:50,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:24:50,380 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:24:50,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:24:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:24:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:24:50,466 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-01 22:24:50,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 10:24:50 BoogieIcfgContainer [2018-12-01 22:24:50,491 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 22:24:50,492 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 22:24:50,492 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 22:24:50,492 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 22:24:50,492 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:24:50" (3/4) ... [2018-12-01 22:24:50,494 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 22:24:50,494 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 22:24:50,495 INFO L168 Benchmark]: Toolchain (without parser) took 845.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -77.7 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2018-12-01 22:24:50,496 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:24:50,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 199.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2018-12-01 22:24:50,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-01 22:24:50,497 INFO L168 Benchmark]: Boogie Preprocessor took 31.64 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-01 22:24:50,497 INFO L168 Benchmark]: RCFGBuilder took 264.50 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: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-12-01 22:24:50,498 INFO L168 Benchmark]: TraceAbstraction took 326.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. [2018-12-01 22:24:50,498 INFO L168 Benchmark]: Witness Printer took 2.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:24:50,500 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 199.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.64 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 264.50 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: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 326.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. * Witness Printer took 2.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 186]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 27, overapproximation of someUnaryDOUBLEoperation at line 181, overapproximation of someBinaryArithmeticDOUBLEoperation at line 148, overapproximation of bitwiseAnd at line 26. Possible FailurePath: [L32-L41] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L43] static const double zero = 0.0; [L126-L129] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L131] static const double zero_log10 = 0.0; VAL [\old(ivln10_log10)=6442450957, \old(Lg1_log)=6442450953, \old(Lg2_log)=6442450954, \old(Lg3_log)=6442450956, \old(Lg4_log)=6442450961, \old(Lg5_log)=6442450962, \old(Lg6_log)=6442450968, \old(Lg7_log)=6442450965, \old(ln2_hi_log)=6442450945, \old(ln2_lo_log)=6442450949, \old(log10_2hi_log10)=6442450950, \old(log10_2lo_log10)=6442450967, \old(two54_log)=6442450969, \old(two54_log10)=6442450951, \old(zero)=6442450971, \old(zero_log10)=6442450963, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L181] double x = -0.0; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L182] CALL, EXPR __ieee754_log10(x) VAL [\old(x)=6442450966, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L134] double y, z; [L135] __int32_t i, k, hx; [L136] __uint32_t lx; VAL [\old(x)=6442450966, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L139] ieee_double_shape_type ew_u; [L140] ew_u.value = (x) [L141] EXPR ew_u.parts.msw [L141] (hx) = ew_u.parts.msw [L142] EXPR ew_u.parts.lsw [L142] (lx) = ew_u.parts.lsw [L145] k = 0 VAL [\old(x)=6442450966, hx=0, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483674, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L146] COND TRUE hx < 0x00100000 VAL [\old(x)=6442450966, hx=0, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483674, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L147] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L148] return -two54_log10 / zero_log10; VAL [\old(x)=6442450966, hx=0, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2147483674, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L182] RET, EXPR __ieee754_log10(x) VAL [__ieee754_log10(x)=6442450947, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L182] double res = __ieee754_log10(x); [L185] CALL, EXPR isinf_double(res) VAL [\old(x)=6442450947, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L19] __int32_t hx, lx; VAL [\old(x)=6442450947, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450947, zero=0, zero_log10=0] [L21] ieee_double_shape_type ew_u; [L22] ew_u.value = (x) [L23] EXPR ew_u.parts.msw [L23] (hx) = ew_u.parts.msw [L24] EXPR ew_u.parts.lsw [L24] (lx) = ew_u.parts.lsw [L26] hx &= 0x7fffffff [L27] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L28] hx = 0x7ff00000 - hx [L29] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [\old(x)=6442450947, \result=0, hx=2146435072, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=-2147483648, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450947, zero=0, zero_log10=0] [L185] RET, EXPR isinf_double(res) VAL [isinf_double(res)=0, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=6442450947, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] [L185] COND TRUE !isinf_double(res) [L186] __VERIFIER_error() VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=6442450947, two54_log=18014398509481984, two54_log10=18014398509481984, x=6442450966, zero=0, zero_log10=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 61 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 75 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=61occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 529 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: 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 0.1.23-635dfa2 [2018-12-01 22:24:51,792 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 22:24:51,792 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 22:24:51,798 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 22:24:51,799 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 22:24:51,799 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 22:24:51,800 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 22:24:51,801 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 22:24:51,801 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 22:24:51,802 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 22:24:51,802 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 22:24:51,802 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 22:24:51,803 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 22:24:51,803 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 22:24:51,804 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 22:24:51,804 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 22:24:51,805 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 22:24:51,805 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 22:24:51,806 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 22:24:51,807 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 22:24:51,808 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 22:24:51,808 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 22:24:51,809 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 22:24:51,809 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 22:24:51,809 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 22:24:51,810 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 22:24:51,810 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 22:24:51,811 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 22:24:51,811 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 22:24:51,812 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 22:24:51,812 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 22:24:51,812 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 22:24:51,812 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 22:24:51,813 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 22:24:51,813 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 22:24:51,813 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 22:24:51,814 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-01 22:24:51,821 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 22:24:51,821 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 22:24:51,821 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 22:24:51,821 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 22:24:51,822 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 22:24:51,822 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 22:24:51,822 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 22:24:51,822 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 22:24:51,822 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 22:24:51,822 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 22:24:51,823 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 22:24:51,823 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 22:24:51,823 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 22:24:51,823 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 22:24:51,823 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 22:24:51,823 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 22:24:51,823 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 22:24:51,823 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 22:24:51,824 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 22:24:51,824 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 22:24:51,824 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 22:24:51,824 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 22:24:51,824 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 22:24:51,824 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 22:24:51,824 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 22:24:51,824 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 22:24:51,825 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 22:24:51,825 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 22:24:51,825 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-01 22:24:51,825 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 22:24:51,825 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 22:24:51,825 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 22:24:51,825 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/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 -> 78c6d2d68aa498895f40ed0a4a24644b21119801 [2018-12-01 22:24:51,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 22:24:51,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 22:24:51,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 22:24:51,857 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 22:24:51,858 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 22:24:51,858 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-12-01 22:24:51,900 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/data/df6a2a738/99d26902080c4541887ac131a9831afc/FLAG7aded4044 [2018-12-01 22:24:52,204 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 22:24:52,204 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/sv-benchmarks/c/float-newlib/double_req_bl_0960b_true-unreach-call.c [2018-12-01 22:24:52,208 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/data/df6a2a738/99d26902080c4541887ac131a9831afc/FLAG7aded4044 [2018-12-01 22:24:52,637 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/data/df6a2a738/99d26902080c4541887ac131a9831afc [2018-12-01 22:24:52,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 22:24:52,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 22:24:52,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 22:24:52,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 22:24:52,645 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 22:24:52,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c700c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52, skipping insertion in model container [2018-12-01 22:24:52,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 22:24:52,673 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 22:24:52,790 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:24:52,794 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 22:24:52,824 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:24:52,842 INFO L195 MainTranslator]: Completed translation [2018-12-01 22:24:52,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52 WrapperNode [2018-12-01 22:24:52,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 22:24:52,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 22:24:52,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 22:24:52,843 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 22:24:52,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 22:24:52,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 22:24:52,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 22:24:52,861 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 22:24:52,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (1/1) ... [2018-12-01 22:24:52,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 22:24:52,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 22:24:52,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 22:24:52,934 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 22:24:52,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/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 [2018-12-01 22:24:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-01 22:24:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2018-12-01 22:24:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2018-12-01 22:24:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-12-01 22:24:52,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-12-01 22:24:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-01 22:24:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-12-01 22:24:52,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-12-01 22:24:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 22:24:52,965 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 22:24:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 22:24:52,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 22:24:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 22:24:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 22:24:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 22:24:52,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 22:24:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 22:24:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 22:24:53,113 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 22:24:57,393 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 22:24:57,672 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 22:25:01,911 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 22:25:19,028 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 22:25:19,091 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 22:25:21,295 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 22:25:21,307 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 22:25:21,307 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-01 22:25:21,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:25:21 BoogieIcfgContainer [2018-12-01 22:25:21,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 22:25:21,308 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 22:25:21,308 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 22:25:21,310 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 22:25:21,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 10:24:52" (1/3) ... [2018-12-01 22:25:21,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44b740a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 10:25:21, skipping insertion in model container [2018-12-01 22:25:21,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:24:52" (2/3) ... [2018-12-01 22:25:21,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44b740a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 10:25:21, skipping insertion in model container [2018-12-01 22:25:21,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:25:21" (3/3) ... [2018-12-01 22:25:21,312 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0960b_true-unreach-call.c [2018-12-01 22:25:21,317 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 22:25:21,322 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 22:25:21,331 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 22:25:21,348 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 22:25:21,348 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 22:25:21,349 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 22:25:21,349 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 22:25:21,349 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 22:25:21,349 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 22:25:21,349 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 22:25:21,349 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 22:25:21,349 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 22:25:21,359 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2018-12-01 22:25:21,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 22:25:21,363 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:25:21,364 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:25:21,365 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 22:25:21,368 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:25:21,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1855320417, now seen corresponding path program 1 times [2018-12-01 22:25:21,371 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 22:25:21,371 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/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 [2018-12-01 22:25:21,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:25:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:25:22,075 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:25:22,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:25:22,089 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 22:25:22,109 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:25:22,109 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 22:25:22,112 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 22:25:22,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 22:25:22,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 22:25:22,122 INFO L87 Difference]: Start difference. First operand 60 states. Second operand 2 states. [2018-12-01 22:25:22,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:25:22,138 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2018-12-01 22:25:22,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 22:25:22,139 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-12-01 22:25:22,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:25:22,144 INFO L225 Difference]: With dead ends: 112 [2018-12-01 22:25:22,145 INFO L226 Difference]: Without dead ends: 56 [2018-12-01 22:25:22,147 INFO L631 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 [2018-12-01 22:25:22,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-12-01 22:25:22,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-12-01 22:25:22,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-01 22:25:22,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 70 transitions. [2018-12-01 22:25:22,170 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 70 transitions. Word has length 23 [2018-12-01 22:25:22,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:25:22,170 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 70 transitions. [2018-12-01 22:25:22,170 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 22:25:22,170 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2018-12-01 22:25:22,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 22:25:22,171 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:25:22,171 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:25:22,171 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 22:25:22,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:25:22,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1408337410, now seen corresponding path program 1 times [2018-12-01 22:25:22,172 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 22:25:22,172 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/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 [2018-12-01 22:25:22,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:25:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:25:22,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:25:26,102 WARN L180 SmtUtils]: Spent 3.08 s on a formula simplification that was a NOOP. DAG size: 13 [2018-12-01 22:25:26,174 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 22:25:26,174 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 22:25:26,178 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-01 22:25:26,222 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 22:25:26,227 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-12-01 22:25:26,228 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-01 22:25:26,244 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-01 22:25:26,251 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-12-01 22:25:26,251 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-01 22:25:26,254 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 22:25:26,256 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-01 22:25:26,266 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-01 22:25:26,266 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:18 [2018-12-01 22:25:26,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:25:26,482 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 22:25:26,498 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:25:26,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-01 22:25:26,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-01 22:25:26,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-01 22:25:26,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-01 22:25:26,500 INFO L87 Difference]: Start difference. First operand 56 states and 70 transitions. Second operand 10 states. [2018-12-01 22:25:36,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:25:36,762 INFO L93 Difference]: Finished difference Result 65 states and 79 transitions. [2018-12-01 22:25:36,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-01 22:25:36,871 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 25 [2018-12-01 22:25:36,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:25:36,873 INFO L225 Difference]: With dead ends: 65 [2018-12-01 22:25:36,874 INFO L226 Difference]: Without dead ends: 58 [2018-12-01 22:25:36,874 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2018-12-01 22:25:36,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-12-01 22:25:36,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2018-12-01 22:25:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-01 22:25:36,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 69 transitions. [2018-12-01 22:25:36,883 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 69 transitions. Word has length 25 [2018-12-01 22:25:36,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:25:36,883 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 69 transitions. [2018-12-01 22:25:36,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-01 22:25:36,884 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2018-12-01 22:25:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 22:25:36,884 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:25:36,884 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:25:36,885 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 22:25:36,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:25:36,885 INFO L82 PathProgramCache]: Analyzing trace with hash -2099027137, now seen corresponding path program 1 times [2018-12-01 22:25:36,885 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 22:25:36,885 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/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 [2018-12-01 22:25:36,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:25:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:25:37,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:25:37,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:25:37,079 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 22:25:37,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:25:37,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 22:25:37,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 22:25:37,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 22:25:37,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 22:25:37,090 INFO L87 Difference]: Start difference. First operand 56 states and 69 transitions. Second operand 6 states. [2018-12-01 22:25:41,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:25:41,112 INFO L93 Difference]: Finished difference Result 78 states and 92 transitions. [2018-12-01 22:25:41,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-01 22:25:41,114 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-12-01 22:25:41,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:25:41,114 INFO L225 Difference]: With dead ends: 78 [2018-12-01 22:25:41,114 INFO L226 Difference]: Without dead ends: 58 [2018-12-01 22:25:41,115 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-01 22:25:41,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-12-01 22:25:41,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2018-12-01 22:25:41,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-01 22:25:41,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 68 transitions. [2018-12-01 22:25:41,120 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 68 transitions. Word has length 25 [2018-12-01 22:25:41,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:25:41,120 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 68 transitions. [2018-12-01 22:25:41,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 22:25:41,121 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2018-12-01 22:25:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 22:25:41,121 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:25:41,121 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:25:41,121 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 22:25:41,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:25:41,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1894401110, now seen corresponding path program 1 times [2018-12-01 22:25:41,122 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 22:25:41,122 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-12-01 22:25:41,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:25:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:25:41,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:25:41,971 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 22:25:41,972 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 22:25:41,973 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 22:25:41,974 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 22:25:41,975 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 98 [2018-12-01 22:25:42,095 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 22:25:42,095 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 22:25:42,106 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 3 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 67 [2018-12-01 22:25:42,106 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-01 22:25:42,144 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2018-12-01 22:25:42,171 INFO L683 Elim1Store]: detected equality via solver [2018-12-01 22:25:42,176 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2018-12-01 22:25:42,176 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-01 22:25:42,187 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 22:25:42,207 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 29 [2018-12-01 22:25:42,212 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 14 [2018-12-01 22:25:42,212 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-01 22:25:42,221 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 22:25:42,232 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-01 22:25:42,247 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-01 22:25:42,248 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:82, output treesize:28 [2018-12-01 22:25:42,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:25:42,314 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 22:25:42,330 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:25:42,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 22:25:42,330 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 22:25:42,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 22:25:42,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 22:25:42,331 INFO L87 Difference]: Start difference. First operand 56 states and 68 transitions. Second operand 6 states. [2018-12-01 22:25:46,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:25:46,430 INFO L93 Difference]: Finished difference Result 58 states and 70 transitions. [2018-12-01 22:25:46,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 22:25:46,431 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-12-01 22:25:46,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:25:46,431 INFO L225 Difference]: With dead ends: 58 [2018-12-01 22:25:46,431 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 22:25:46,432 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-01 22:25:46,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 22:25:46,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 22:25:46,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 22:25:46,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 22:25:46,432 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-12-01 22:25:46,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:25:46,432 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 22:25:46,433 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 22:25:46,433 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 22:25:46,433 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 22:25:46,435 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-01 22:25:46,875 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-01 22:25:46,876 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-01 22:25:46,876 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-01 22:25:46,876 INFO L448 ceAbstractionStarter]: For program point L147(lines 147 148) no Hoare annotation was computed. [2018-12-01 22:25:46,876 INFO L448 ceAbstractionStarter]: For program point __ieee754_log10EXIT(lines 133 173) no Hoare annotation was computed. [2018-12-01 22:25:46,876 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 165 170) no Hoare annotation was computed. [2018-12-01 22:25:46,876 INFO L444 ceAbstractionStarter]: At program point L165-2(lines 165 170) the Hoare annotation is: (or (not (= (_ +zero 11 53) ~zero_log10~0)) (exists ((v_prenex_20 (_ BitVec 64)) (|v_q#valueAsBitvector_8| (_ BitVec 64))) (let ((.cse1 ((_ extract 63 32) |v_q#valueAsBitvector_8|)) (.cse0 ((_ extract 31 0) |v_q#valueAsBitvector_8|))) (and (= ((_ extract 31 0) v_prenex_20) .cse0) (= ((_ extract 63 32) v_prenex_20) .cse1) (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) v_prenex_20) ((_ extract 62 52) v_prenex_20) ((_ extract 51 0) v_prenex_20))) (not (= (bvor (bvand (_ bv2147483647 32) .cse1) .cse0) (_ bv0 32)))))) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0))) [2018-12-01 22:25:46,876 INFO L444 ceAbstractionStarter]: At program point L165-3(lines 165 170) the Hoare annotation is: (or (not (= (_ +zero 11 53) ~zero_log10~0)) (exists ((v_prenex_20 (_ BitVec 64)) (|v_q#valueAsBitvector_8| (_ BitVec 64))) (let ((.cse1 ((_ extract 63 32) |v_q#valueAsBitvector_8|)) (.cse0 ((_ extract 31 0) |v_q#valueAsBitvector_8|))) (and (= ((_ extract 31 0) v_prenex_20) .cse0) (= ((_ extract 63 32) v_prenex_20) .cse1) (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) v_prenex_20) ((_ extract 62 52) v_prenex_20) ((_ extract 51 0) v_prenex_20))) (not (= (bvor (bvand (_ bv2147483647 32) .cse1) .cse0) (_ bv0 32)))))) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0))) [2018-12-01 22:25:46,876 INFO L448 ceAbstractionStarter]: For program point __ieee754_log10FINAL(lines 133 173) no Hoare annotation was computed. [2018-12-01 22:25:46,876 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 153 157) no Hoare annotation was computed. [2018-12-01 22:25:46,876 INFO L444 ceAbstractionStarter]: At program point L153-2(lines 153 157) the Hoare annotation is: (or (and (exists ((v_prenex_20 (_ BitVec 64)) (|v_q#valueAsBitvector_8| (_ BitVec 64))) (let ((.cse1 ((_ extract 63 32) |v_q#valueAsBitvector_8|)) (.cse0 ((_ extract 31 0) |v_q#valueAsBitvector_8|))) (and (= ((_ extract 31 0) v_prenex_20) .cse0) (= ((_ extract 63 32) v_prenex_20) .cse1) (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) v_prenex_20) ((_ extract 62 52) v_prenex_20) ((_ extract 51 0) v_prenex_20))) (not (= (bvor (bvand (_ bv2147483647 32) .cse1) .cse0) (_ bv0 32)))))) (exists ((v_prenex_20 (_ BitVec 64)) (|v_q#valueAsBitvector_8| (_ BitVec 64))) (let ((.cse3 ((_ extract 63 32) |v_q#valueAsBitvector_8|)) (.cse2 ((_ extract 31 0) |v_q#valueAsBitvector_8|))) (and (= ((_ extract 31 0) v_prenex_20) .cse2) (= ((_ extract 63 32) v_prenex_20) .cse3) (= |__ieee754_log10_#in~x| (fp ((_ extract 63 63) v_prenex_20) ((_ extract 62 52) v_prenex_20) ((_ extract 51 0) v_prenex_20))) (= __ieee754_log10_~hx~2 .cse3) (= __ieee754_log10_~lx~2 .cse2))))) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0))) [2018-12-01 22:25:46,876 INFO L448 ceAbstractionStarter]: For program point L149(lines 149 150) no Hoare annotation was computed. [2018-12-01 22:25:46,877 INFO L451 ceAbstractionStarter]: At program point __ieee754_log10ENTRY(lines 133 173) the Hoare annotation is: true [2018-12-01 22:25:46,877 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 158) no Hoare annotation was computed. [2018-12-01 22:25:46,877 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 133 173) no Hoare annotation was computed. [2018-12-01 22:25:46,877 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-01 22:25:46,877 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 138 143) no Hoare annotation was computed. [2018-12-01 22:25:46,877 INFO L444 ceAbstractionStarter]: At program point L138-2(lines 138 143) the Hoare annotation is: (or (= __ieee754_log10_~x |__ieee754_log10_#in~x|) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0))) [2018-12-01 22:25:46,877 INFO L448 ceAbstractionStarter]: For program point L138-3(lines 138 143) no Hoare annotation was computed. [2018-12-01 22:25:46,877 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 92) no Hoare annotation was computed. [2018-12-01 22:25:46,877 INFO L448 ceAbstractionStarter]: For program point __ieee754_logEXIT(lines 45 124) no Hoare annotation was computed. [2018-12-01 22:25:46,877 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 69) no Hoare annotation was computed. [2018-12-01 22:25:46,877 INFO L451 ceAbstractionStarter]: At program point L65-2(lines 65 69) the Hoare annotation is: true [2018-12-01 22:25:46,878 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 99) no Hoare annotation was computed. [2018-12-01 22:25:46,878 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2018-12-01 22:25:46,878 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 122) no Hoare annotation was computed. [2018-12-01 22:25:46,878 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 91) no Hoare annotation was computed. [2018-12-01 22:25:46,878 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 123) no Hoare annotation was computed. [2018-12-01 22:25:46,878 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 70) no Hoare annotation was computed. [2018-12-01 22:25:46,878 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 45 124) no Hoare annotation was computed. [2018-12-01 22:25:46,878 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 50 55) no Hoare annotation was computed. [2018-12-01 22:25:46,878 INFO L451 ceAbstractionStarter]: At program point L50-2(lines 50 55) the Hoare annotation is: true [2018-12-01 22:25:46,878 INFO L448 ceAbstractionStarter]: For program point L50-3(lines 50 55) no Hoare annotation was computed. [2018-12-01 22:25:46,879 INFO L451 ceAbstractionStarter]: At program point __ieee754_logENTRY(lines 45 124) the Hoare annotation is: true [2018-12-01 22:25:46,879 INFO L448 ceAbstractionStarter]: For program point __ieee754_logFINAL(lines 45 124) no Hoare annotation was computed. [2018-12-01 22:25:46,879 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 60) no Hoare annotation was computed. [2018-12-01 22:25:46,879 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 100) no Hoare annotation was computed. [2018-12-01 22:25:46,879 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 117) no Hoare annotation was computed. [2018-12-01 22:25:46,879 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 76 81) no Hoare annotation was computed. [2018-12-01 22:25:46,879 INFO L451 ceAbstractionStarter]: At program point L76-2(lines 76 81) the Hoare annotation is: true [2018-12-01 22:25:46,879 INFO L448 ceAbstractionStarter]: For program point L76-3(lines 76 81) no Hoare annotation was computed. [2018-12-01 22:25:46,880 INFO L448 ceAbstractionStarter]: For program point L20-1(lines 20 25) no Hoare annotation was computed. [2018-12-01 22:25:46,880 INFO L444 ceAbstractionStarter]: At program point L20-2(lines 20 25) the Hoare annotation is: (or (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0)) (= isinf_double_~x |isinf_double_#in~x|)) [2018-12-01 22:25:46,880 INFO L448 ceAbstractionStarter]: For program point L20-3(lines 20 25) no Hoare annotation was computed. [2018-12-01 22:25:46,880 INFO L448 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 18 30) no Hoare annotation was computed. [2018-12-01 22:25:46,880 INFO L448 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 18 30) no Hoare annotation was computed. [2018-12-01 22:25:46,880 INFO L451 ceAbstractionStarter]: At program point isinf_doubleENTRY(lines 18 30) the Hoare annotation is: true [2018-12-01 22:25:46,880 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-01 22:25:46,880 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0) (= (_ +zero 11 53) ~zero_log10~0)) [2018-12-01 22:25:46,881 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-01 22:25:46,881 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-01 22:25:46,881 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 175 191) the Hoare annotation is: true [2018-12-01 22:25:46,881 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 175 191) no Hoare annotation was computed. [2018-12-01 22:25:46,881 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 186) no Hoare annotation was computed. [2018-12-01 22:25:46,881 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-01 22:25:46,881 INFO L444 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0))) (or (= (fp.div roundNearestTiesToEven (fp.neg .cse0) (_ +zero 11 53)) main_~res~0) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= .cse0 ~two54_log10~0)))) [2018-12-01 22:25:46,881 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 175 191) no Hoare annotation was computed. [2018-12-01 22:25:46,882 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 185 188) no Hoare annotation was computed. [2018-12-01 22:25:46,882 INFO L444 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (or (= main_~x~0 (fp.neg (_ +zero 11 53))) (not (= (_ +zero 11 53) ~zero_log10~0)) (not (= ((_ to_fp 11 53) roundNearestTiesToEven 18014398509481984.0) ~two54_log10~0))) [2018-12-01 22:25:46,882 INFO L448 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-12-01 22:25:46,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,887 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,887 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,887 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,888 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,889 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,891 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,894 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,894 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,894 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,895 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,895 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,895 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,895 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,895 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,896 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,896 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,896 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,896 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,897 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,897 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,897 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,897 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,897 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,897 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,898 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,899 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,899 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,899 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,899 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,899 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,900 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,900 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,900 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,900 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,900 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,901 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,901 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,901 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,901 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,901 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,901 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,901 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,901 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,902 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,902 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,902 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,902 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,903 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,903 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 10:25:46 BoogieIcfgContainer [2018-12-01 22:25:46,905 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 22:25:46,905 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 22:25:46,905 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 22:25:46,906 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 22:25:46,906 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:25:21" (3/4) ... [2018-12-01 22:25:46,909 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 22:25:46,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 22:25:46,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log10 [2018-12-01 22:25:46,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log [2018-12-01 22:25:46,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-12-01 22:25:46,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 22:25:46,919 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2018-12-01 22:25:46,919 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-12-01 22:25:46,919 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-01 22:25:46,919 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 22:25:46,936 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) [2018-12-01 22:25:46,936 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(~Pluszero~LONGDOUBLE() == zero_log10) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10)) || x == \old(x) [2018-12-01 22:25:46,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: ((v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0] && v_prenex_20[63:32] == v_q#valueAsBitvector_8[63:32]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0])) && !(~bvor32(~bvand32(2147483647bv32, v_q#valueAsBitvector_8[63:32]), v_q#valueAsBitvector_8[31:0]) == 0bv32)) && (\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: (((v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0] && v_prenex_20[63:32] == v_q#valueAsBitvector_8[63:32]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0])) && hx == v_q#valueAsBitvector_8[63:32]) && lx == v_q#valueAsBitvector_8[31:0])) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) [2018-12-01 22:25:46,937 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(~Pluszero~LONGDOUBLE() == zero_log10) || (\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: ((v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0] && v_prenex_20[63:32] == v_q#valueAsBitvector_8[63:32]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0])) && !(~bvor32(~bvand32(2147483647bv32, v_q#valueAsBitvector_8[63:32]), v_q#valueAsBitvector_8[31:0]) == 0bv32))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) [2018-12-01 22:25:46,963 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0b93162c-a15f-4767-8cca-4b7a6315092f/bin-2019/uautomizer/witness.graphml [2018-12-01 22:25:46,963 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 22:25:46,964 INFO L168 Benchmark]: Toolchain (without parser) took 54324.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 943.4 MB in the beginning and 846.4 MB in the end (delta: 97.0 MB). Peak memory consumption was 244.3 MB. Max. memory is 11.5 GB. [2018-12-01 22:25:46,964 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:25:46,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.95 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-01 22:25:46,965 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.32 ms. Allocated memory is still 1.0 GB. Free memory was 927.3 MB in the beginning and 921.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 22:25:46,965 INFO L168 Benchmark]: Boogie Preprocessor took 73.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -206.9 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-01 22:25:46,966 INFO L168 Benchmark]: RCFGBuilder took 28373.20 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: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. [2018-12-01 22:25:46,966 INFO L168 Benchmark]: TraceAbstraction took 25597.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 853.1 MB in the end (delta: 235.8 MB). Peak memory consumption was 235.8 MB. Max. memory is 11.5 GB. [2018-12-01 22:25:46,966 INFO L168 Benchmark]: Witness Printer took 57.95 ms. Allocated memory is still 1.2 GB. Free memory was 853.1 MB in the beginning and 846.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-01 22:25:46,968 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 200.95 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.32 ms. Allocated memory is still 1.0 GB. Free memory was 927.3 MB in the beginning and 921.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -206.9 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 28373.20 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: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 25597.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 853.1 MB in the end (delta: 235.8 MB). Peak memory consumption was 235.8 MB. Max. memory is 11.5 GB. * Witness Printer took 57.95 ms. Allocated memory is still 1.2 GB. Free memory was 853.1 MB in the beginning and 846.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] - 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: 186]: 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: 153]: Loop Invariant [2018-12-01 22:25:46,971 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,971 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,974 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,974 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,974 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,974 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,974 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,974 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,975 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,975 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,975 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,975 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,975 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,975 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,975 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,975 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,976 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,976 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,976 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,976 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,976 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,976 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,976 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,976 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,976 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,977 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,977 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: ((v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0] && v_prenex_20[63:32] == v_q#valueAsBitvector_8[63:32]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0])) && !(~bvor32(~bvand32(2147483647bv32, v_q#valueAsBitvector_8[63:32]), v_q#valueAsBitvector_8[31:0]) == 0bv32)) && (\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: (((v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0] && v_prenex_20[63:32] == v_q#valueAsBitvector_8[63:32]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0])) && hx == v_q#valueAsBitvector_8[63:32]) && lx == v_q#valueAsBitvector_8[31:0])) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant [2018-12-01 22:25:46,977 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,977 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,977 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,977 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,977 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,978 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,978 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,978 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,978 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,978 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,978 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,978 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,979 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,979 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,979 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,979 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,979 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_20,QUANTIFIED] [2018-12-01 22:25:46,979 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,979 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_8,QUANTIFIED] [2018-12-01 22:25:46,979 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (!(~Pluszero~LONGDOUBLE() == zero_log10) || (\exists v_prenex_20 : bv64, v_q#valueAsBitvector_8 : bv64 :: ((v_prenex_20[31:0] == v_q#valueAsBitvector_8[31:0] && v_prenex_20[63:32] == v_q#valueAsBitvector_8[63:32]) && \old(x) == ~fp~LONGDOUBLE(v_prenex_20[63:63], v_prenex_20[62:52], v_prenex_20[51:0])) && !(~bvor32(~bvand32(2147483647bv32, v_q#valueAsBitvector_8[63:32]), v_q#valueAsBitvector_8[31:0]) == 0bv32))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) - InvariantResult [Line: 138]: Loop Invariant [2018-12-01 22:25:46,980 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,980 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero_log10)) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10) - InvariantResult [Line: 20]: Loop Invariant [2018-12-01 22:25:46,980 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 22:25:46,980 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (!(~Pluszero~LONGDOUBLE() == zero_log10) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.8014398509481984E16) == two54_log10)) || x == \old(x) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 60 locations, 1 error locations. SAFE Result, 25.5s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 18.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 249 SDtfs, 98 SDslu, 826 SDs, 0 SdLazy, 133 SolverSat, 12 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 16.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 31 PreInvPairs, 45 NumberOfFragments, 237 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 263 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 95 ConstructedInterpolants, 18 QuantifiedInterpolants, 17588 SizeOfPredicates, 13 NumberOfNonLiveVariables, 495 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...