./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1071_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_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/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 922786d1b563f399f230d6bc6e72c1342da4d1a5 ......................................................................................................................................................................................................................................................................................................................... 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_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/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 922786d1b563f399f230d6bc6e72c1342da4d1a5 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 19:17:54,521 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:17:54,522 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:17:54,528 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:17:54,528 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:17:54,528 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:17:54,529 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:17:54,530 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:17:54,530 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:17:54,531 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:17:54,531 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:17:54,531 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:17:54,532 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:17:54,532 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:17:54,533 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:17:54,533 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:17:54,533 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:17:54,534 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:17:54,535 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:17:54,536 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:17:54,536 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:17:54,537 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:17:54,538 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:17:54,538 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:17:54,538 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:17:54,539 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:17:54,539 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:17:54,539 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:17:54,540 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:17:54,540 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:17:54,540 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:17:54,541 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:17:54,541 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:17:54,541 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:17:54,541 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:17:54,542 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:17:54,542 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 19:17:54,549 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:17:54,549 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:17:54,549 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:17:54,549 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 19:17:54,550 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 19:17:54,550 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 19:17:54,550 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 19:17:54,550 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:17:54,550 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:17:54,550 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 19:17:54,550 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:17:54,551 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:17:54,551 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:17:54,551 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:17:54,551 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:17:54,551 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:17:54,551 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:17:54,551 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 19:17:54,551 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:17:54,551 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:17:54,551 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 19:17:54,551 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:17:54,552 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 19:17:54,552 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:17:54,552 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:17:54,552 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:17:54,552 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:17:54,552 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 19:17:54,552 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:17:54,552 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 19:17:54,552 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_675c94d4-04f4-430d-bfdd-19eff5a17b32/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 -> 922786d1b563f399f230d6bc6e72c1342da4d1a5 [2018-12-08 19:17:54,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:17:54,576 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:17:54,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:17:54,578 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:17:54,579 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:17:54,579 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c [2018-12-08 19:17:54,612 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/data/8f544d3ce/d5ae8fc2c2ab45c8b1d293d884b636a7/FLAGc09ad29ad [2018-12-08 19:17:55,037 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:17:55,038 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c [2018-12-08 19:17:55,041 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/data/8f544d3ce/d5ae8fc2c2ab45c8b1d293d884b636a7/FLAGc09ad29ad [2018-12-08 19:17:55,049 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/data/8f544d3ce/d5ae8fc2c2ab45c8b1d293d884b636a7 [2018-12-08 19:17:55,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:17:55,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:17:55,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:17:55,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:17:55,054 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:17:55,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71739fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55, skipping insertion in model container [2018-12-08 19:17:55,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:17:55,071 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:17:55,163 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:17:55,165 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:17:55,180 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:17:55,192 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:17:55,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55 WrapperNode [2018-12-08 19:17:55,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:17:55,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:17:55,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:17:55,193 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:17:55,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:17:55,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:17:55,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:17:55,237 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:17:55,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (1/1) ... [2018-12-08 19:17:55,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:17:55,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:17:55,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:17:55,262 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:17:55,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/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 [2018-12-08 19:17:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 19:17:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 19:17:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-12-08 19:17:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-12-08 19:17:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 19:17:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 19:17:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 19:17:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 19:17:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:17:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:17:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 19:17:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 19:17:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 19:17:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_double [2018-12-08 19:17:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_double [2018-12-08 19:17:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 19:17:55,492 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:17:55,492 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-08 19:17:55,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:17:55 BoogieIcfgContainer [2018-12-08 19:17:55,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:17:55,493 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 19:17:55,493 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 19:17:55,495 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 19:17:55,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 07:17:55" (1/3) ... [2018-12-08 19:17:55,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3d7941 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:17:55, skipping insertion in model container [2018-12-08 19:17:55,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:55" (2/3) ... [2018-12-08 19:17:55,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3d7941 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:17:55, skipping insertion in model container [2018-12-08 19:17:55,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:17:55" (3/3) ... [2018-12-08 19:17:55,497 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1071_true-unreach-call.c [2018-12-08 19:17:55,502 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 19:17:55,507 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 19:17:55,516 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 19:17:55,538 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 19:17:55,539 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 19:17:55,539 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 19:17:55,539 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 19:17:55,539 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 19:17:55,539 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 19:17:55,539 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 19:17:55,539 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 19:17:55,539 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 19:17:55,550 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2018-12-08 19:17:55,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 19:17:55,553 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:17:55,553 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] [2018-12-08 19:17:55,555 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:17:55,558 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:17:55,558 INFO L82 PathProgramCache]: Analyzing trace with hash -452059413, now seen corresponding path program 1 times [2018-12-08 19:17:55,559 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 19:17:55,559 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 19:17:55,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:17:55,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:17:55,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:17:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:17:55,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:17:55,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:17:55,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 19:17:55,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 19:17:55,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 19:17:55,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 19:17:55,647 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 2 states. [2018-12-08 19:17:55,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:17:55,658 INFO L93 Difference]: Finished difference Result 66 states and 90 transitions. [2018-12-08 19:17:55,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 19:17:55,659 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-12-08 19:17:55,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:17:55,665 INFO L225 Difference]: With dead ends: 66 [2018-12-08 19:17:55,665 INFO L226 Difference]: Without dead ends: 33 [2018-12-08 19:17:55,667 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 [2018-12-08 19:17:55,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-12-08 19:17:55,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-12-08 19:17:55,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-12-08 19:17:55,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 36 transitions. [2018-12-08 19:17:55,689 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 36 transitions. Word has length 23 [2018-12-08 19:17:55,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:17:55,689 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 36 transitions. [2018-12-08 19:17:55,689 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 19:17:55,689 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2018-12-08 19:17:55,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 19:17:55,690 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:17:55,690 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] [2018-12-08 19:17:55,690 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:17:55,690 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:17:55,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1570049965, now seen corresponding path program 1 times [2018-12-08 19:17:55,691 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 19:17:55,691 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 19:17:55,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:17:55,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:17:55,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:17:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:17:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:17:55,759 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 19:17:55,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 07:17:55 BoogieIcfgContainer [2018-12-08 19:17:55,776 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 19:17:55,777 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 19:17:55,777 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 19:17:55,777 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 19:17:55,777 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:17:55" (3/4) ... [2018-12-08 19:17:55,779 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 19:17:55,779 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 19:17:55,780 INFO L168 Benchmark]: Toolchain (without parser) took 728.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -89.6 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-12-08 19:17:55,781 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-08 19:17:55,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 140.38 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:17:55,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:17:55,782 INFO L168 Benchmark]: Boogie Preprocessor took 24.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:17:55,782 INFO L168 Benchmark]: RCFGBuilder took 231.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-12-08 19:17:55,782 INFO L168 Benchmark]: TraceAbstraction took 283.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-12-08 19:17:55,782 INFO L168 Benchmark]: Witness Printer took 2.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:17:55,784 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 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 140.38 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 942.6 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.58 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 231.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 283.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.70 ms. Allocated memory is still 1.1 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: 74]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 15, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49, overapproximation of bitwiseAnd at line 28. Possible FailurePath: [L68] double x = 0.0 / 0.0; [L70] CALL, EXPR trunc_double(x) VAL [\old(x)=9] [L18] int signbit; [L19] int msw; [L20] unsigned int lsw; [L21] int exponent_less_1023; VAL [\old(x)=9, x=9] [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L28] signbit = msw & 0x80000000 [L29] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 VAL [\old(x)=9, exponent_less_1023=1024, lsw=13, msw=3, signbit=-1, x=9] [L30] COND FALSE !(exponent_less_1023 < 20) VAL [\old(x)=9, exponent_less_1023=1024, lsw=13, msw=3, signbit=-1, x=9] [L47] COND TRUE exponent_less_1023 > 51 VAL [\old(x)=9, exponent_less_1023=1024, lsw=13, msw=3, signbit=-1, x=9] [L48] COND TRUE exponent_less_1023 == 1024 [L49] return x + x; VAL [\old(x)=9, exponent_less_1023=1024, lsw=13, msw=3, signbit=-1, x=9] [L70] RET, EXPR trunc_double(x) VAL [trunc_double(x)=16, x=9] [L70] double res = trunc_double(x); [L73] CALL, EXPR isnan_double(res) VAL [\old(x)=16] [L15] return x != x; VAL [\old(x)=16, \result=0, x=16] [L73] RET, EXPR isnan_double(res) VAL [isnan_double(res)=0, res=16, x=9] [L73] COND TRUE !isnan_double(res) [L74] __VERIFIER_error() VAL [res=16, x=9] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 37 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 40 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=37occurred 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, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 484 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 [2018-12-08 19:17:57,014 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:17:57,015 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:17:57,021 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:17:57,022 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:17:57,022 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:17:57,023 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:17:57,025 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:17:57,026 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:17:57,026 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:17:57,027 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:17:57,027 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:17:57,027 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:17:57,028 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:17:57,028 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:17:57,029 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:17:57,029 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:17:57,030 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:17:57,031 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:17:57,032 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:17:57,033 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:17:57,034 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:17:57,036 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:17:57,036 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:17:57,036 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:17:57,036 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:17:57,037 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:17:57,037 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:17:57,038 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:17:57,039 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:17:57,039 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:17:57,039 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:17:57,039 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:17:57,040 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:17:57,040 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:17:57,041 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:17:57,041 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-08 19:17:57,051 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:17:57,051 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:17:57,052 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:17:57,052 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 19:17:57,053 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 19:17:57,053 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 19:17:57,053 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 19:17:57,053 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:17:57,053 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:17:57,053 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:17:57,054 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:17:57,054 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:17:57,054 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:17:57,054 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:17:57,054 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 19:17:57,054 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 19:17:57,055 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:17:57,055 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:17:57,055 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 19:17:57,055 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:17:57,055 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:17:57,055 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 19:17:57,055 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:17:57,056 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 19:17:57,056 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:17:57,056 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:17:57,056 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:17:57,056 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:17:57,056 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-08 19:17:57,057 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:17:57,057 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 19:17:57,057 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 19:17:57,057 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_675c94d4-04f4-430d-bfdd-19eff5a17b32/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 -> 922786d1b563f399f230d6bc6e72c1342da4d1a5 [2018-12-08 19:17:57,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:17:57,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:17:57,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:17:57,091 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:17:57,092 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:17:57,092 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c [2018-12-08 19:17:57,139 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/data/d6a483bc6/6ab8a934f8ad4831a491f55865277c17/FLAG495987acc [2018-12-08 19:17:57,470 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:17:57,470 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/sv-benchmarks/c/float-newlib/double_req_bl_1071_true-unreach-call.c [2018-12-08 19:17:57,474 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/data/d6a483bc6/6ab8a934f8ad4831a491f55865277c17/FLAG495987acc [2018-12-08 19:17:57,482 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/data/d6a483bc6/6ab8a934f8ad4831a491f55865277c17 [2018-12-08 19:17:57,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:17:57,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:17:57,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:17:57,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:17:57,488 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:17:57,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69e2f300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57, skipping insertion in model container [2018-12-08 19:17:57,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:17:57,510 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:17:57,608 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:17:57,611 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:17:57,630 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:17:57,646 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:17:57,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57 WrapperNode [2018-12-08 19:17:57,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:17:57,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:17:57,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:17:57,647 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:17:57,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:17:57,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:17:57,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:17:57,663 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:17:57,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (1/1) ... [2018-12-08 19:17:57,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:17:57,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:17:57,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:17:57,721 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:17:57,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/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 [2018-12-08 19:17:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-12-08 19:17:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-12-08 19:17:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-08 19:17:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 19:17:57,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 19:17:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 19:17:57,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 19:17:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-08 19:17:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:17:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:17:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 19:17:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 19:17:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_double [2018-12-08 19:17:57,754 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_double [2018-12-08 19:17:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 19:17:57,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 19:17:57,983 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 19:17:58,014 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:17:58,015 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-08 19:17:58,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:17:58 BoogieIcfgContainer [2018-12-08 19:17:58,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:17:58,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 19:17:58,015 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 19:17:58,017 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 19:17:58,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 07:17:57" (1/3) ... [2018-12-08 19:17:58,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@144b30b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:17:58, skipping insertion in model container [2018-12-08 19:17:58,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:17:57" (2/3) ... [2018-12-08 19:17:58,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@144b30b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:17:58, skipping insertion in model container [2018-12-08 19:17:58,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:17:58" (3/3) ... [2018-12-08 19:17:58,019 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1071_true-unreach-call.c [2018-12-08 19:17:58,024 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 19:17:58,028 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 19:17:58,037 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 19:17:58,053 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 19:17:58,053 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 19:17:58,053 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 19:17:58,053 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 19:17:58,054 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 19:17:58,054 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 19:17:58,054 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 19:17:58,054 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 19:17:58,054 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 19:17:58,063 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states. [2018-12-08 19:17:58,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 19:17:58,066 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:17:58,066 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] [2018-12-08 19:17:58,068 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:17:58,070 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:17:58,071 INFO L82 PathProgramCache]: Analyzing trace with hash -667271772, now seen corresponding path program 1 times [2018-12-08 19:17:58,073 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 19:17:58,073 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/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 [2018-12-08 19:17:58,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:17:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:17:58,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 19:17:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:17:58,152 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 19:17:58,160 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:17:58,160 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 19:17:58,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 19:17:58,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 19:17:58,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 19:17:58,171 INFO L87 Difference]: Start difference. First operand 36 states. Second operand 2 states. [2018-12-08 19:17:58,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:17:58,183 INFO L93 Difference]: Finished difference Result 64 states and 88 transitions. [2018-12-08 19:17:58,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 19:17:58,184 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-12-08 19:17:58,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:17:58,189 INFO L225 Difference]: With dead ends: 64 [2018-12-08 19:17:58,190 INFO L226 Difference]: Without dead ends: 32 [2018-12-08 19:17:58,191 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 19:17:58,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-12-08 19:17:58,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2018-12-08 19:17:58,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-12-08 19:17:58,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2018-12-08 19:17:58,213 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 22 [2018-12-08 19:17:58,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:17:58,213 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2018-12-08 19:17:58,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 19:17:58,213 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2018-12-08 19:17:58,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 19:17:58,214 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:17:58,214 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] [2018-12-08 19:17:58,214 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:17:58,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:17:58,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1969483353, now seen corresponding path program 1 times [2018-12-08 19:17:58,215 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 19:17:58,215 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/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 [2018-12-08 19:17:58,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:17:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:17:58,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 19:17:59,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:17:59,161 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 19:17:59,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:17:59,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 19:17:59,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 19:17:59,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 19:17:59,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-08 19:17:59,170 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand 9 states. [2018-12-08 19:18:00,528 WARN L180 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-12-08 19:18:01,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:18:01,414 INFO L93 Difference]: Finished difference Result 42 states and 45 transitions. [2018-12-08 19:18:01,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 19:18:01,414 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-12-08 19:18:01,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:18:01,416 INFO L225 Difference]: With dead ends: 42 [2018-12-08 19:18:01,416 INFO L226 Difference]: Without dead ends: 35 [2018-12-08 19:18:01,417 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-08 19:18:01,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-12-08 19:18:01,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 32. [2018-12-08 19:18:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-12-08 19:18:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 34 transitions. [2018-12-08 19:18:01,422 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 34 transitions. Word has length 23 [2018-12-08 19:18:01,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:18:01,422 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 34 transitions. [2018-12-08 19:18:01,422 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 19:18:01,422 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2018-12-08 19:18:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 19:18:01,423 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:18:01,423 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] [2018-12-08 19:18:01,423 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:18:01,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:18:01,423 INFO L82 PathProgramCache]: Analyzing trace with hash -1200957863, now seen corresponding path program 1 times [2018-12-08 19:18:01,424 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 19:18:01,424 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/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 [2018-12-08 19:18:01,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:18:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:18:01,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 19:18:01,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:18:01,564 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 19:18:01,571 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:18:01,572 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 19:18:01,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 19:18:01,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 19:18:01,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-08 19:18:01,572 INFO L87 Difference]: Start difference. First operand 32 states and 34 transitions. Second operand 9 states. [2018-12-08 19:18:01,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:18:01,934 INFO L93 Difference]: Finished difference Result 40 states and 42 transitions. [2018-12-08 19:18:01,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 19:18:01,935 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 24 [2018-12-08 19:18:01,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:18:01,935 INFO L225 Difference]: With dead ends: 40 [2018-12-08 19:18:01,935 INFO L226 Difference]: Without dead ends: 31 [2018-12-08 19:18:01,936 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-08 19:18:01,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-12-08 19:18:01,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2018-12-08 19:18:01,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2018-12-08 19:18:01,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2018-12-08 19:18:01,940 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 24 [2018-12-08 19:18:01,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:18:01,940 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2018-12-08 19:18:01,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 19:18:01,940 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-12-08 19:18:01,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 19:18:01,941 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:18:01,941 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] [2018-12-08 19:18:01,941 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:18:01,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:18:01,942 INFO L82 PathProgramCache]: Analyzing trace with hash 505464083, now seen corresponding path program 1 times [2018-12-08 19:18:01,942 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 19:18:01,942 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/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 [2018-12-08 19:18:01,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:18:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:18:01,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 19:18:02,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:18:02,132 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 19:18:02,145 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:18:02,145 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 19:18:02,145 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 19:18:02,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 19:18:02,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-12-08 19:18:02,146 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand 8 states. [2018-12-08 19:18:02,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:18:02,785 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2018-12-08 19:18:02,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 19:18:02,786 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2018-12-08 19:18:02,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:18:02,786 INFO L225 Difference]: With dead ends: 42 [2018-12-08 19:18:02,787 INFO L226 Difference]: Without dead ends: 28 [2018-12-08 19:18:02,787 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2018-12-08 19:18:02,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-12-08 19:18:02,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-12-08 19:18:02,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-12-08 19:18:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2018-12-08 19:18:02,790 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 28 transitions. Word has length 25 [2018-12-08 19:18:02,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:18:02,790 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 28 transitions. [2018-12-08 19:18:02,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 19:18:02,790 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2018-12-08 19:18:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 19:18:02,791 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:18:02,791 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] [2018-12-08 19:18:02,791 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:18:02,791 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:18:02,791 INFO L82 PathProgramCache]: Analyzing trace with hash 1157487195, now seen corresponding path program 1 times [2018-12-08 19:18:02,791 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 19:18:02,791 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-12-08 19:18:02,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:18:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:18:02,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 19:18:02,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:18:02,928 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-08 19:18:02,936 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:18:02,937 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 19:18:02,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 19:18:02,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 19:18:02,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 19:18:02,937 INFO L87 Difference]: Start difference. First operand 28 states and 28 transitions. Second operand 7 states. [2018-12-08 19:18:03,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:18:03,340 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2018-12-08 19:18:03,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 19:18:03,342 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2018-12-08 19:18:03,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:18:03,342 INFO L225 Difference]: With dead ends: 28 [2018-12-08 19:18:03,342 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 19:18:03,342 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-08 19:18:03,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 19:18:03,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 19:18:03,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 19:18:03,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 19:18:03,343 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2018-12-08 19:18:03,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:18:03,343 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 19:18:03,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 19:18:03,343 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 19:18:03,343 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 19:18:03,346 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 19:18:03,611 INFO L451 ceAbstractionStarter]: At program point isnan_doubleENTRY(line 15) the Hoare annotation is: true [2018-12-08 19:18:03,611 INFO L448 ceAbstractionStarter]: For program point isnan_doubleEXIT(line 15) no Hoare annotation was computed. [2018-12-08 19:18:03,611 INFO L448 ceAbstractionStarter]: For program point isnan_doubleFINAL(line 15) no Hoare annotation was computed. [2018-12-08 19:18:03,611 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 19:18:03,612 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-08 19:18:03,612 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 19:18:03,612 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 19:18:03,612 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-08 19:18:03,612 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 19:18:03,612 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 19:18:03,612 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 62 79) the Hoare annotation is: true [2018-12-08 19:18:03,612 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 74) no Hoare annotation was computed. [2018-12-08 19:18:03,612 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 62 79) no Hoare annotation was computed. [2018-12-08 19:18:03,612 INFO L448 ceAbstractionStarter]: For program point L74(line 74) no Hoare annotation was computed. [2018-12-08 19:18:03,612 INFO L444 ceAbstractionStarter]: At program point L73(line 73) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53)))) (and (= main_~x~0 .cse0) (= main_~res~0 .cse0))) [2018-12-08 19:18:03,612 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 62 79) no Hoare annotation was computed. [2018-12-08 19:18:03,613 INFO L448 ceAbstractionStarter]: For program point L73-1(lines 73 76) no Hoare annotation was computed. [2018-12-08 19:18:03,613 INFO L444 ceAbstractionStarter]: At program point L70(line 70) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven (_ +zero 11 53) (_ +zero 11 53))) [2018-12-08 19:18:03,613 INFO L448 ceAbstractionStarter]: For program point L70-1(line 70) no Hoare annotation was computed. [2018-12-08 19:18:03,613 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 46) no Hoare annotation was computed. [2018-12-08 19:18:03,613 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 52 57) no Hoare annotation was computed. [2018-12-08 19:18:03,613 INFO L444 ceAbstractionStarter]: At program point L52-2(lines 52 57) the Hoare annotation is: (and (exists ((v_prenex_5 (_ BitVec 64))) (let ((.cse0 (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_5)) (_ bv20 32)) (_ bv4294966273 32)))) (and (= (fp ((_ extract 63 63) v_prenex_5) ((_ extract 62 52) v_prenex_5) ((_ extract 51 0) v_prenex_5)) |trunc_double_#in~x|) (not (bvslt .cse0 (_ bv20 32))) (not (bvsgt .cse0 (_ bv51 32)))))) (exists ((v_prenex_5 (_ BitVec 64))) (and (= ((_ extract 63 32) v_prenex_5) trunc_double_~msw~0) (= (fp ((_ extract 63 63) v_prenex_5) ((_ extract 62 52) v_prenex_5) ((_ extract 51 0) v_prenex_5)) |trunc_double_#in~x|))) (exists ((v_prenex_5 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_5) ((_ extract 62 52) v_prenex_5) ((_ extract 51 0) v_prenex_5)) |trunc_double_#in~x|) (= (bvadd trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_5)) (_ bv20 32))))) (= trunc_double_~x |trunc_double_#in~x|)) [2018-12-08 19:18:03,613 INFO L448 ceAbstractionStarter]: For program point L52-3(lines 30 58) no Hoare annotation was computed. [2018-12-08 19:18:03,613 INFO L448 ceAbstractionStarter]: For program point L48(lines 48 50) no Hoare annotation was computed. [2018-12-08 19:18:03,613 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 32 37) no Hoare annotation was computed. [2018-12-08 19:18:03,613 INFO L444 ceAbstractionStarter]: At program point L32-2(lines 32 37) the Hoare annotation is: (and (exists ((v_prenex_6 (_ BitVec 64))) (and (bvslt (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_6)) (_ bv20 32)) (_ bv4294966273 32)) (_ bv20 32)) (= (fp ((_ extract 63 63) v_prenex_6) ((_ extract 62 52) v_prenex_6) ((_ extract 51 0) v_prenex_6)) |trunc_double_#in~x|))) (exists ((v_prenex_5 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_5) ((_ extract 62 52) v_prenex_5) ((_ extract 51 0) v_prenex_5)) |trunc_double_#in~x|) (= (bvadd trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_5)) (_ bv20 32))))) (= trunc_double_~x |trunc_double_#in~x|) (exists ((v_prenex_6 (_ BitVec 64))) (and (= trunc_double_~msw~0 ((_ extract 63 32) v_prenex_6)) (= (fp ((_ extract 63 63) v_prenex_6) ((_ extract 62 52) v_prenex_6) ((_ extract 51 0) v_prenex_6)) |trunc_double_#in~x|)))) [2018-12-08 19:18:03,613 INFO L451 ceAbstractionStarter]: At program point trunc_doubleENTRY(lines 17 60) the Hoare annotation is: true [2018-12-08 19:18:03,614 INFO L448 ceAbstractionStarter]: For program point trunc_doubleEXIT(lines 17 60) no Hoare annotation was computed. [2018-12-08 19:18:03,614 INFO L448 ceAbstractionStarter]: For program point trunc_doubleFINAL(lines 17 60) no Hoare annotation was computed. [2018-12-08 19:18:03,614 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 58) no Hoare annotation was computed. [2018-12-08 19:18:03,614 INFO L448 ceAbstractionStarter]: For program point L22-1(lines 22 27) no Hoare annotation was computed. [2018-12-08 19:18:03,614 INFO L444 ceAbstractionStarter]: At program point L22-2(lines 22 27) the Hoare annotation is: (= trunc_double_~x |trunc_double_#in~x|) [2018-12-08 19:18:03,614 INFO L448 ceAbstractionStarter]: For program point L22-3(lines 22 27) no Hoare annotation was computed. [2018-12-08 19:18:03,614 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 58) no Hoare annotation was computed. [2018-12-08 19:18:03,614 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 39 45) no Hoare annotation was computed. [2018-12-08 19:18:03,614 INFO L444 ceAbstractionStarter]: At program point L39-2(lines 39 45) the Hoare annotation is: (and (exists ((v_prenex_6 (_ BitVec 64))) (and (bvslt (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_6)) (_ bv20 32)) (_ bv4294966273 32)) (_ bv20 32)) (= (fp ((_ extract 63 63) v_prenex_6) ((_ extract 62 52) v_prenex_6) ((_ extract 51 0) v_prenex_6)) |trunc_double_#in~x|))) (exists ((v_prenex_5 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_5) ((_ extract 62 52) v_prenex_5) ((_ extract 51 0) v_prenex_5)) |trunc_double_#in~x|) (= (bvadd trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_5)) (_ bv20 32))))) (= trunc_double_~x |trunc_double_#in~x|) (exists ((v_prenex_6 (_ BitVec 64))) (and (= trunc_double_~msw~0 ((_ extract 63 32) v_prenex_6)) (= (fp ((_ extract 63 63) v_prenex_6) ((_ extract 62 52) v_prenex_6) ((_ extract 51 0) v_prenex_6)) |trunc_double_#in~x|)))) [2018-12-08 19:18:03,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,618 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,619 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,620 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,620 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,620 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,620 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,624 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,624 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,625 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,625 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,625 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,625 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,625 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,625 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,625 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,626 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,626 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,626 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,626 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,627 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,628 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,628 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,628 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,628 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,628 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,630 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,630 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,630 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,630 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,630 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 07:18:03 BoogieIcfgContainer [2018-12-08 19:18:03,636 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 19:18:03,637 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 19:18:03,637 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 19:18:03,637 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 19:18:03,637 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:17:58" (3/4) ... [2018-12-08 19:18:03,640 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 19:18:03,644 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-12-08 19:18:03,645 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 19:18:03,645 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 19:18:03,645 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure trunc_double [2018-12-08 19:18:03,648 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 19:18:03,648 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-08 19:18:03,648 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 19:18:03,664 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-12-08 19:18:03,664 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_prenex_6 : bv64 :: ~bvslt32(~bvadd64(~bvashr32(~bvand32(2146435072bv32, v_prenex_6[63:32]), 20bv32), 4294966273bv32), 20bv32) && ~fp~LONGDOUBLE(v_prenex_6[63:63], v_prenex_6[62:52], v_prenex_6[51:0]) == \old(x)) && (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_5[63:32]), 20bv32))) && x == \old(x)) && (\exists v_prenex_6 : bv64 :: msw == v_prenex_6[63:32] && ~fp~LONGDOUBLE(v_prenex_6[63:63], v_prenex_6[62:52], v_prenex_6[51:0]) == \old(x)) [2018-12-08 19:18:03,664 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_prenex_6 : bv64 :: ~bvslt32(~bvadd64(~bvashr32(~bvand32(2146435072bv32, v_prenex_6[63:32]), 20bv32), 4294966273bv32), 20bv32) && ~fp~LONGDOUBLE(v_prenex_6[63:63], v_prenex_6[62:52], v_prenex_6[51:0]) == \old(x)) && (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_5[63:32]), 20bv32))) && x == \old(x)) && (\exists v_prenex_6 : bv64 :: msw == v_prenex_6[63:32] && ~fp~LONGDOUBLE(v_prenex_6[63:63], v_prenex_6[62:52], v_prenex_6[51:0]) == \old(x)) [2018-12-08 19:18:03,664 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_prenex_5 : bv64 :: (~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !~bvslt32(~bvadd64(~bvashr32(~bvand32(2146435072bv32, v_prenex_5[63:32]), 20bv32), 4294966273bv32), 20bv32)) && !~bvsgt32(~bvadd64(~bvashr32(~bvand32(2146435072bv32, v_prenex_5[63:32]), 20bv32), 4294966273bv32), 51bv32)) && (\exists v_prenex_5 : bv64 :: v_prenex_5[63:32] == msw && ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x))) && (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_5[63:32]), 20bv32))) && x == \old(x) [2018-12-08 19:18:03,678 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_675c94d4-04f4-430d-bfdd-19eff5a17b32/bin-2019/uautomizer/witness.graphml [2018-12-08 19:18:03,679 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 19:18:03,679 INFO L168 Benchmark]: Toolchain (without parser) took 6194.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 943.4 MB in the beginning and 889.3 MB in the end (delta: 54.0 MB). Peak memory consumption was 198.2 MB. Max. memory is 11.5 GB. [2018-12-08 19:18:03,680 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-12-08 19:18:03,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.21 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. [2018-12-08 19:18:03,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.06 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:18:03,680 INFO L168 Benchmark]: Boogie Preprocessor took 57.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -204.7 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-08 19:18:03,680 INFO L168 Benchmark]: RCFGBuilder took 293.76 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: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-12-08 19:18:03,681 INFO L168 Benchmark]: TraceAbstraction took 5620.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 896.1 MB in the end (delta: 217.7 MB). Peak memory consumption was 217.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:18:03,681 INFO L168 Benchmark]: Witness Printer took 42.09 ms. Allocated memory is still 1.2 GB. Free memory was 896.1 MB in the beginning and 889.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 19:18:03,682 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 161.21 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 16.06 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -204.7 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 293.76 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: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5620.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 896.1 MB in the end (delta: 217.7 MB). Peak memory consumption was 217.7 MB. Max. memory is 11.5 GB. * Witness Printer took 42.09 ms. Allocated memory is still 1.2 GB. Free memory was 896.1 MB in the beginning and 889.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 74]: 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: 52]: Loop Invariant [2018-12-08 19:18:03,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,687 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,688 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,688 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,688 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] Derived loop invariant: (((\exists v_prenex_5 : bv64 :: (~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !~bvslt32(~bvadd64(~bvashr32(~bvand32(2146435072bv32, v_prenex_5[63:32]), 20bv32), 4294966273bv32), 20bv32)) && !~bvsgt32(~bvadd64(~bvashr32(~bvand32(2146435072bv32, v_prenex_5[63:32]), 20bv32), 4294966273bv32), 51bv32)) && (\exists v_prenex_5 : bv64 :: v_prenex_5[63:32] == msw && ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x))) && (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_5[63:32]), 20bv32))) && x == \old(x) - InvariantResult [Line: 32]: Loop Invariant [2018-12-08 19:18:03,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,693 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] Derived loop invariant: (((\exists v_prenex_6 : bv64 :: ~bvslt32(~bvadd64(~bvashr32(~bvand32(2146435072bv32, v_prenex_6[63:32]), 20bv32), 4294966273bv32), 20bv32) && ~fp~LONGDOUBLE(v_prenex_6[63:63], v_prenex_6[62:52], v_prenex_6[51:0]) == \old(x)) && (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_5[63:32]), 20bv32))) && x == \old(x)) && (\exists v_prenex_6 : bv64 :: msw == v_prenex_6[63:32] && ~fp~LONGDOUBLE(v_prenex_6[63:63], v_prenex_6[62:52], v_prenex_6[51:0]) == \old(x)) - InvariantResult [Line: 39]: Loop Invariant [2018-12-08 19:18:03,694 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,694 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,694 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,694 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,694 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,695 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-08 19:18:03,696 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] Derived loop invariant: (((\exists v_prenex_6 : bv64 :: ~bvslt32(~bvadd64(~bvashr32(~bvand32(2146435072bv32, v_prenex_6[63:32]), 20bv32), 4294966273bv32), 20bv32) && ~fp~LONGDOUBLE(v_prenex_6[63:63], v_prenex_6[62:52], v_prenex_6[51:0]) == \old(x)) && (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_5[63:32]), 20bv32))) && x == \old(x)) && (\exists v_prenex_6 : bv64 :: msw == v_prenex_6[63:32] && ~fp~LONGDOUBLE(v_prenex_6[63:63], v_prenex_6[62:52], v_prenex_6[51:0]) == \old(x)) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: x == \old(x) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 36 locations, 1 error locations. SAFE Result, 5.5s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 133 SDtfs, 89 SDslu, 488 SDs, 0 SdLazy, 175 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36occurred 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, 5 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 16 PreInvPairs, 22 NumberOfFragments, 223 HoareAnnotationTreeSize, 16 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 92 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 119 NumberOfCodeBlocks, 119 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 114 ConstructedInterpolants, 18 QuantifiedInterpolants, 16023 SizeOfPredicates, 16 NumberOfNonLiveVariables, 317 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...