./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0281.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0281.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85aaf303180fb147289175deaade998fcb26e6b2 ................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0281.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85aaf303180fb147289175deaade998fcb26e6b2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:52:12,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:52:12,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:52:12,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:52:12,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:52:12,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:52:12,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:52:12,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:52:12,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:52:12,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:52:12,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:52:12,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:52:12,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:52:12,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:52:12,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:52:12,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:52:12,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:52:12,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:52:12,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:52:12,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:52:12,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:52:12,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:52:12,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:52:12,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:52:12,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:52:12,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:52:12,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:52:12,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:52:12,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:52:12,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:52:12,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:52:12,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:52:12,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:52:12,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:52:12,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:52:12,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:52:12,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:52:12,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:52:12,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:52:12,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:52:12,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:52:12,437 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 01:52:12,494 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:52:12,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:52:12,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:52:12,496 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:52:12,497 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:52:12,497 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:52:12,497 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 01:52:12,498 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:52:12,498 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:52:12,498 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 01:52:12,500 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 01:52:12,500 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:52:12,501 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 01:52:12,501 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 01:52:12,501 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 01:52:12,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:52:12,502 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:52:12,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:52:12,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:52:12,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:52:12,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:52:12,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:52:12,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:52:12,504 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:52:12,505 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:52:12,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:52:12,505 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:52:12,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:52:12,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:52:12,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:52:12,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:52:12,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:52:12,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:52:12,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:52:12,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:52:12,511 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 01:52:12,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:52:12,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:52:12,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:52:12,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:52:12,512 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85aaf303180fb147289175deaade998fcb26e6b2 [2020-11-30 01:52:12,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:52:12,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:52:12,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:52:12,858 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:52:12,859 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:52:12,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2020-11-30 01:52:12,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/data/3281bfc93/a614c8ddb3294ce899eda588275ae000/FLAG61be1d875 [2020-11-30 01:52:13,559 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:52:13,560 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2020-11-30 01:52:13,575 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/data/3281bfc93/a614c8ddb3294ce899eda588275ae000/FLAG61be1d875 [2020-11-30 01:52:13,874 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/data/3281bfc93/a614c8ddb3294ce899eda588275ae000 [2020-11-30 01:52:13,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:52:13,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:52:13,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:13,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:52:13,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:52:13,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:13" (1/1) ... [2020-11-30 01:52:13,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d3aa55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:13, skipping insertion in model container [2020-11-30 01:52:13,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:13" (1/1) ... [2020-11-30 01:52:13,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:52:13,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:52:14,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:52:14,274 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:52:14,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:52:14,357 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:52:14,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14 WrapperNode [2020-11-30 01:52:14,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:14,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:52:14,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:52:14,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:52:14,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (1/1) ... [2020-11-30 01:52:14,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (1/1) ... [2020-11-30 01:52:14,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:52:14,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:52:14,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:52:14,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:52:14,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (1/1) ... [2020-11-30 01:52:14,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (1/1) ... [2020-11-30 01:52:14,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (1/1) ... [2020-11-30 01:52:14,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (1/1) ... [2020-11-30 01:52:14,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (1/1) ... [2020-11-30 01:52:14,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (1/1) ... [2020-11-30 01:52:14,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (1/1) ... [2020-11-30 01:52:14,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:52:14,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:52:14,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:52:14,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:52:14,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/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 [2020-11-30 01:52:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:52:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:52:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-11-30 01:52:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 01:52:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-11-30 01:52:14,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:52:14,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:52:14,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 01:52:14,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:52:15,550 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:52:15,550 INFO L298 CfgBuilder]: Removed 30 assume(true) statements. [2020-11-30 01:52:15,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:52:15 BoogieIcfgContainer [2020-11-30 01:52:15,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:52:15,555 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:52:15,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:52:15,564 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:52:15,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:52:13" (1/3) ... [2020-11-30 01:52:15,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e7871d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:52:15, skipping insertion in model container [2020-11-30 01:52:15,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:14" (2/3) ... [2020-11-30 01:52:15,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e7871d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:52:15, skipping insertion in model container [2020-11-30 01:52:15,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:52:15" (3/3) ... [2020-11-30 01:52:15,568 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0281.c [2020-11-30 01:52:15,582 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:52:15,587 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:52:15,600 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:52:15,630 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:52:15,630 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:52:15,630 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:52:15,630 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:52:15,630 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:52:15,631 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:52:15,631 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:52:15,631 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:52:15,647 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states. [2020-11-30 01:52:15,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 01:52:15,653 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:52:15,654 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:52:15,654 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:52:15,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:52:15,662 INFO L82 PathProgramCache]: Analyzing trace with hash 1282646259, now seen corresponding path program 1 times [2020-11-30 01:52:15,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:52:15,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572812808] [2020-11-30 01:52:15,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:52:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:52:15,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:52:15,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572812808] [2020-11-30 01:52:15,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:52:15,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:52:15,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066064748] [2020-11-30 01:52:15,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 01:52:15,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-30 01:52:15,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 01:52:15,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:52:15,886 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 2 states. [2020-11-30 01:52:15,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:52:15,905 INFO L93 Difference]: Finished difference Result 86 states and 139 transitions. [2020-11-30 01:52:15,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:52:15,906 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2020-11-30 01:52:15,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:52:15,917 INFO L225 Difference]: With dead ends: 86 [2020-11-30 01:52:15,917 INFO L226 Difference]: Without dead ends: 41 [2020-11-30 01:52:15,921 INFO L677 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 [2020-11-30 01:52:15,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-11-30 01:52:15,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-11-30 01:52:15,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-11-30 01:52:15,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 52 transitions. [2020-11-30 01:52:15,964 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 52 transitions. Word has length 8 [2020-11-30 01:52:15,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:52:15,964 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 52 transitions. [2020-11-30 01:52:15,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 01:52:15,965 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2020-11-30 01:52:15,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 01:52:15,965 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:52:15,965 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:52:15,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:52:15,966 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:52:15,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:52:15,967 INFO L82 PathProgramCache]: Analyzing trace with hash -962567633, now seen corresponding path program 1 times [2020-11-30 01:52:15,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-30 01:52:15,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270582124] [2020-11-30 01:52:15,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:52:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:52:16,015 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:52:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:52:16,052 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:52:16,079 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2020-11-30 01:52:16,079 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 01:52:16,080 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:52:16,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:52:16 BoogieIcfgContainer [2020-11-30 01:52:16,127 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:52:16,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:52:16,128 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:52:16,129 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:52:16,129 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:52:15" (3/4) ... [2020-11-30 01:52:16,133 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 01:52:16,133 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:52:16,136 INFO L168 Benchmark]: Toolchain (without parser) took 2252.43 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 69.2 MB in the beginning and 57.9 MB in the end (delta: 11.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:16,137 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 98.6 MB. Free memory was 57.5 MB in the beginning and 57.4 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:52:16,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 465.39 ms. Allocated memory is still 98.6 MB. Free memory was 68.9 MB in the beginning and 71.8 MB in the end (delta: -2.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:16,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.76 ms. Allocated memory is still 98.6 MB. Free memory was 71.8 MB in the beginning and 69.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:16,140 INFO L168 Benchmark]: Boogie Preprocessor took 68.99 ms. Allocated memory is still 98.6 MB. Free memory was 69.4 MB in the beginning and 67.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:16,141 INFO L168 Benchmark]: RCFGBuilder took 1045.93 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 67.3 MB in the beginning and 82.4 MB in the end (delta: -15.2 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:16,142 INFO L168 Benchmark]: TraceAbstraction took 572.26 ms. Allocated memory is still 119.5 MB. Free memory was 81.5 MB in the beginning and 57.9 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:16,142 INFO L168 Benchmark]: Witness Printer took 5.13 ms. Allocated memory is still 119.5 MB. Free memory is still 57.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:52:16,148 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 98.6 MB. Free memory was 57.5 MB in the beginning and 57.4 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 465.39 ms. Allocated memory is still 98.6 MB. Free memory was 68.9 MB in the beginning and 71.8 MB in the end (delta: -2.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 73.76 ms. Allocated memory is still 98.6 MB. Free memory was 71.8 MB in the beginning and 69.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.99 ms. Allocated memory is still 98.6 MB. Free memory was 69.4 MB in the beginning and 67.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1045.93 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 67.3 MB in the beginning and 82.4 MB in the end (delta: -15.2 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 572.26 ms. Allocated memory is still 119.5 MB. Free memory was 81.5 MB in the beginning and 57.9 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Witness Printer took 5.13 ms. Allocated memory is still 119.5 MB. Free memory is still 57.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 15, overapproximation of someUnaryDOUBLEoperation at line 104, overapproximation of bitwiseAnd at line 118, overapproximation of someUnaryFLOAToperation at line 102, overapproximation of someBinaryArithmeticFLOAToperation at line 121. Possible FailurePath: [L17] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L100-L108] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; [L186] float x = __VERIFIER_nondet_float(); [L188] COND TRUE x < -1.0f || x > 1.0f [L111] float t, w, p, q, c, r, s; [L112] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L114] ieee_float_shape_type gf_u; [L115] gf_u.value = (x) [L116] EXPR gf_u.word [L116] (hx) = gf_u.word [L118] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L119] COND TRUE ix == 0x3f800000 [L121] return x * pio2_hi_asin + x * pio2_lo_asin; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L190] float res = __ieee754_asinf(x); [L15] return x != x; [L193] COND TRUE !isnan_float(res) [L3] __assert_fail("0", "float_req_bl_0281.c", 3, "reach_error") VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 56 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=44occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:52:19,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:52:19,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:52:19,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:52:19,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:52:19,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:52:19,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:52:19,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:52:19,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:52:19,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:52:19,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:52:19,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:52:19,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:52:19,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:52:19,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:52:19,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:52:19,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:52:19,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:52:19,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:52:19,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:52:19,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:52:19,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:52:19,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:52:19,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:52:19,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:52:19,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:52:19,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:52:19,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:52:19,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:52:19,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:52:19,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:52:19,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:52:19,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:52:19,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:52:19,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:52:19,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:52:19,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:52:19,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:52:19,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:52:19,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:52:19,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:52:19,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-30 01:52:19,224 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:52:19,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:52:19,227 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:52:19,228 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:52:19,228 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:52:19,228 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:52:19,228 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:52:19,229 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:52:19,229 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:52:19,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:52:19,232 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:52:19,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:52:19,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:52:19,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:52:19,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:52:19,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:52:19,234 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:52:19,234 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:52:19,234 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:52:19,235 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:52:19,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:52:19,235 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:52:19,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:52:19,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:52:19,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:52:19,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:52:19,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:52:19,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:52:19,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:52:19,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:52:19,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:52:19,238 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:52:19,238 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:52:19,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:52:19,239 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:52:19,239 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:52:19,239 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85aaf303180fb147289175deaade998fcb26e6b2 [2020-11-30 01:52:19,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:52:19,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:52:19,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:52:19,683 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:52:19,684 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:52:19,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2020-11-30 01:52:19,783 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/data/8f7bfdd2e/55622262af67460cb57c94c78ebd6c70/FLAG6a991d35f [2020-11-30 01:52:20,475 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:52:20,476 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2020-11-30 01:52:20,489 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/data/8f7bfdd2e/55622262af67460cb57c94c78ebd6c70/FLAG6a991d35f [2020-11-30 01:52:20,508 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/data/8f7bfdd2e/55622262af67460cb57c94c78ebd6c70 [2020-11-30 01:52:20,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:52:20,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:52:20,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:20,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:52:20,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:52:20,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:20" (1/1) ... [2020-11-30 01:52:20,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d23b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:20, skipping insertion in model container [2020-11-30 01:52:20,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:20" (1/1) ... [2020-11-30 01:52:20,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:52:20,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:52:20,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:52:20,971 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:52:21,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:52:21,112 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:52:21,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21 WrapperNode [2020-11-30 01:52:21,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:21,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:52:21,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:52:21,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:52:21,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (1/1) ... [2020-11-30 01:52:21,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (1/1) ... [2020-11-30 01:52:21,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:52:21,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:52:21,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:52:21,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:52:21,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (1/1) ... [2020-11-30 01:52:21,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (1/1) ... [2020-11-30 01:52:21,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (1/1) ... [2020-11-30 01:52:21,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (1/1) ... [2020-11-30 01:52:21,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (1/1) ... [2020-11-30 01:52:21,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (1/1) ... [2020-11-30 01:52:21,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (1/1) ... [2020-11-30 01:52:21,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:52:21,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:52:21,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:52:21,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:52:21,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/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 [2020-11-30 01:52:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 01:52:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:52:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-11-30 01:52:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 01:52:21,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:52:21,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:52:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-11-30 01:52:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 01:52:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:52:33,842 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:52:33,842 INFO L298 CfgBuilder]: Removed 30 assume(true) statements. [2020-11-30 01:52:33,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:52:33 BoogieIcfgContainer [2020-11-30 01:52:33,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:52:33,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:52:33,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:52:33,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:52:33,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:52:20" (1/3) ... [2020-11-30 01:52:33,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f928ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:52:33, skipping insertion in model container [2020-11-30 01:52:33,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:21" (2/3) ... [2020-11-30 01:52:33,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f928ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:52:33, skipping insertion in model container [2020-11-30 01:52:33,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:52:33" (3/3) ... [2020-11-30 01:52:33,857 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0281.c [2020-11-30 01:52:33,869 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:52:33,874 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:52:33,887 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:52:33,930 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:52:33,931 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:52:33,933 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:52:33,934 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:52:33,934 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:52:33,934 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:52:33,934 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:52:33,934 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:52:33,945 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states. [2020-11-30 01:52:33,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-30 01:52:33,950 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:52:33,951 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:52:33,951 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:52:33,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:52:33,957 INFO L82 PathProgramCache]: Analyzing trace with hash 863812756, now seen corresponding path program 1 times [2020-11-30 01:52:33,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:52:33,970 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1545857509] [2020-11-30 01:52:33,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/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 [2020-11-30 01:52:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:52:34,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-30 01:52:34,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:52:34,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:52:34,740 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:52:34,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:52:34,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1545857509] [2020-11-30 01:52:34,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:52:34,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-30 01:52:34,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353282656] [2020-11-30 01:52:34,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 01:52:34,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:52:34,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 01:52:34,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:52:34,769 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 2 states. [2020-11-30 01:52:34,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:52:34,795 INFO L93 Difference]: Finished difference Result 114 states and 183 transitions. [2020-11-30 01:52:34,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:52:34,797 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-11-30 01:52:34,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:52:34,807 INFO L225 Difference]: With dead ends: 114 [2020-11-30 01:52:34,808 INFO L226 Difference]: Without dead ends: 54 [2020-11-30 01:52:34,810 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:52:34,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-11-30 01:52:34,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2020-11-30 01:52:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-11-30 01:52:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 71 transitions. [2020-11-30 01:52:34,851 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 71 transitions. Word has length 10 [2020-11-30 01:52:34,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:52:34,852 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 71 transitions. [2020-11-30 01:52:34,852 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 01:52:34,852 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2020-11-30 01:52:34,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-30 01:52:34,853 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:52:34,853 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:52:35,070 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 01:52:35,070 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:52:35,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:52:35,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1283186732, now seen corresponding path program 1 times [2020-11-30 01:52:35,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:52:35,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1887750761] [2020-11-30 01:52:35,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/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 [2020-11-30 01:52:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:52:35,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-30 01:52:35,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:52:35,892 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 01:52:38,010 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2020-11-30 01:52:38,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:52:38,022 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:52:38,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:52:38,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1887750761] [2020-11-30 01:52:38,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:52:38,217 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-30 01:52:38,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332841746] [2020-11-30 01:52:38,218 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 01:52:38,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:52:38,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 01:52:38,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:52:38,220 INFO L87 Difference]: Start difference. First operand 54 states and 71 transitions. Second operand 8 states. [2020-11-30 01:52:38,411 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-11-30 01:52:38,548 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-11-30 01:52:38,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:52:38,966 INFO L93 Difference]: Finished difference Result 59 states and 75 transitions. [2020-11-30 01:52:38,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:52:38,967 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 11 [2020-11-30 01:52:38,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:52:38,968 INFO L225 Difference]: With dead ends: 59 [2020-11-30 01:52:38,968 INFO L226 Difference]: Without dead ends: 13 [2020-11-30 01:52:38,970 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:52:38,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2020-11-30 01:52:38,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2020-11-30 01:52:38,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2020-11-30 01:52:38,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 12 transitions. [2020-11-30 01:52:38,989 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 12 transitions. Word has length 11 [2020-11-30 01:52:38,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:52:38,993 INFO L481 AbstractCegarLoop]: Abstraction has 13 states and 12 transitions. [2020-11-30 01:52:38,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 01:52:38,994 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2020-11-30 01:52:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-30 01:52:38,995 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:52:38,996 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:52:39,202 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 01:52:39,203 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:52:39,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:52:39,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1003963026, now seen corresponding path program 1 times [2020-11-30 01:52:39,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:52:39,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1093242755] [2020-11-30 01:52:39,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/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 [2020-11-30 01:52:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:52:40,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-30 01:52:40,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:52:41,934 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2020-11-30 01:52:44,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:52:44,079 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:52:46,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:52:46,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1093242755] [2020-11-30 01:52:46,557 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:52:46,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-11-30 01:52:46,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655526416] [2020-11-30 01:52:46,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-30 01:52:46,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:52:46,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-30 01:52:46,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:52:46,560 INFO L87 Difference]: Start difference. First operand 13 states and 12 transitions. Second operand 9 states. [2020-11-30 01:52:51,446 WARN L193 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 12 DAG size of output: 10 [2020-11-30 01:52:56,661 WARN L193 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2020-11-30 01:53:00,265 WARN L193 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 17 DAG size of output: 15 [2020-11-30 01:53:00,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:53:00,267 INFO L93 Difference]: Finished difference Result 13 states and 12 transitions. [2020-11-30 01:53:00,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:53:00,267 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2020-11-30 01:53:00,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:53:00,268 INFO L225 Difference]: With dead ends: 13 [2020-11-30 01:53:00,268 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:53:00,268 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 18.2s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-11-30 01:53:00,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:53:00,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:53:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:53:00,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:53:00,269 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2020-11-30 01:53:00,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:53:00,269 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:53:00,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-30 01:53:00,269 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:53:00,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:53:00,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-30 01:53:00,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:53:03,822 WARN L193 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 36 [2020-11-30 01:53:06,348 WARN L193 SmtUtils]: Spent 2.53 s on a formula simplification that was a NOOP. DAG size: 39 [2020-11-30 01:53:06,390 INFO L274 CegarLoopResult]: For program point L36(lines 36 37) no Hoare annotation was computed. [2020-11-30 01:53:06,390 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 01:53:06,391 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 01:53:06,391 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:53:06,391 INFO L274 CegarLoopResult]: For program point L119(lines 119 139) no Hoare annotation was computed. [2020-11-30 01:53:06,391 INFO L274 CegarLoopResult]: For program point L70(lines 70 73) no Hoare annotation was computed. [2020-11-30 01:53:06,391 INFO L274 CegarLoopResult]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2020-11-30 01:53:06,391 INFO L270 CegarLoopResult]: At program point L87-2(lines 87 91) the Hoare annotation is: false [2020-11-30 01:53:06,392 INFO L270 CegarLoopResult]: At program point L55-2(lines 55 64) the Hoare annotation is: false [2020-11-30 01:53:06,392 INFO L274 CegarLoopResult]: For program point L55-3(lines 19 84) no Hoare annotation was computed. [2020-11-30 01:53:06,392 INFO L274 CegarLoopResult]: For program point L188(lines 188 197) no Hoare annotation was computed. [2020-11-30 01:53:06,392 INFO L274 CegarLoopResult]: For program point L122(lines 122 139) no Hoare annotation was computed. [2020-11-30 01:53:06,392 INFO L274 CegarLoopResult]: For program point L188-2(lines 188 197) no Hoare annotation was computed. [2020-11-30 01:53:06,392 INFO L274 CegarLoopResult]: For program point L40(lines 40 44) no Hoare annotation was computed. [2020-11-30 01:53:06,392 INFO L274 CegarLoopResult]: For program point L40-2(lines 40 44) no Hoare annotation was computed. [2020-11-30 01:53:06,393 INFO L274 CegarLoopResult]: For program point L156-1(lines 156 160) no Hoare annotation was computed. [2020-11-30 01:53:06,393 INFO L270 CegarLoopResult]: At program point L156-2(lines 156 160) the Hoare annotation is: false [2020-11-30 01:53:06,393 INFO L274 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-11-30 01:53:06,393 INFO L274 CegarLoopResult]: For program point L24-1(lines 24 28) no Hoare annotation was computed. [2020-11-30 01:53:06,393 INFO L274 CegarLoopResult]: For program point L57-2(lines 57 61) no Hoare annotation was computed. [2020-11-30 01:53:06,393 INFO L270 CegarLoopResult]: At program point L24-2(lines 24 28) the Hoare annotation is: false [2020-11-30 01:53:06,393 INFO L274 CegarLoopResult]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2020-11-30 01:53:06,393 INFO L274 CegarLoopResult]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2020-11-30 01:53:06,394 INFO L270 CegarLoopResult]: At program point L41-3(lines 41 42) the Hoare annotation is: false [2020-11-30 01:53:06,394 INFO L274 CegarLoopResult]: For program point L41-4(lines 41 42) no Hoare annotation was computed. [2020-11-30 01:53:06,394 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:53:06,394 INFO L274 CegarLoopResult]: For program point L124(lines 124 139) no Hoare annotation was computed. [2020-11-30 01:53:06,394 INFO L274 CegarLoopResult]: For program point L124-1(lines 124 139) no Hoare annotation was computed. [2020-11-30 01:53:06,394 INFO L274 CegarLoopResult]: For program point L125(lines 125 138) no Hoare annotation was computed. [2020-11-30 01:53:06,394 INFO L274 CegarLoopResult]: For program point L92(lines 92 96) no Hoare annotation was computed. [2020-11-30 01:53:06,395 INFO L274 CegarLoopResult]: For program point L92-1(lines 85 98) no Hoare annotation was computed. [2020-11-30 01:53:06,395 INFO L274 CegarLoopResult]: For program point L92-2(lines 92 96) no Hoare annotation was computed. [2020-11-30 01:53:06,395 INFO L270 CegarLoopResult]: At program point L175(lines 110 176) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((ULTIMATE.start___ieee754_asinf_~hx~1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_asinf_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_asinf_~hx~1)) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~hx~1)) ((_ to_fp 8 24) currentRoundingMode 1.0)))) (or (exists ((currentRoundingMode RoundingMode)) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~hx~1)) ((_ to_fp 8 24) currentRoundingMode 1.0))) (exists ((v_prenex_5 RoundingMode)) (fp.lt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~hx~1)) (fp.neg ((_ to_fp 8 24) v_prenex_5 1.0))))) (exists ((ULTIMATE.start___ieee754_asinf_~x (_ FloatingPoint 8 24))) (= |ULTIMATE.start___ieee754_asinf_#res| (let ((.cse0 (fp.sub roundNearestTiesToEven ULTIMATE.start___ieee754_asinf_~x ULTIMATE.start___ieee754_asinf_~x))) (fp.div roundNearestTiesToEven .cse0 .cse0)))) (or (exists ((currentRoundingMode RoundingMode)) (fp.gt ULTIMATE.start___ieee754_asinf_~x ((_ to_fp 8 24) currentRoundingMode 1.0))) (exists ((v_prenex_5 RoundingMode)) (fp.lt ULTIMATE.start___ieee754_asinf_~x (fp.neg ((_ to_fp 8 24) v_prenex_5 1.0)))))) [2020-11-30 01:53:06,395 INFO L274 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-11-30 01:53:06,396 INFO L274 CegarLoopResult]: For program point L193(lines 193 196) no Hoare annotation was computed. [2020-11-30 01:53:06,396 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:53:06,396 INFO L274 CegarLoopResult]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2020-11-30 01:53:06,396 INFO L270 CegarLoopResult]: At program point L78-2(lines 78 82) the Hoare annotation is: false [2020-11-30 01:53:06,396 INFO L274 CegarLoopResult]: For program point L78-3(lines 78 82) no Hoare annotation was computed. [2020-11-30 01:53:06,396 INFO L274 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-11-30 01:53:06,396 INFO L274 CegarLoopResult]: For program point L161-1(lines 153 171) no Hoare annotation was computed. [2020-11-30 01:53:06,397 INFO L274 CegarLoopResult]: For program point L161-2(lines 161 165) no Hoare annotation was computed. [2020-11-30 01:53:06,397 INFO L274 CegarLoopResult]: For program point L113-1(lines 113 117) no Hoare annotation was computed. [2020-11-30 01:53:06,397 INFO L270 CegarLoopResult]: At program point L113-2(lines 113 117) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (or (exists ((currentRoundingMode RoundingMode)) (fp.gt ULTIMATE.start___ieee754_asinf_~x ((_ to_fp 8 24) currentRoundingMode 1.0))) (exists ((v_prenex_5 RoundingMode)) (fp.lt ULTIMATE.start___ieee754_asinf_~x (fp.neg ((_ to_fp 8 24) v_prenex_5 1.0)))))) [2020-11-30 01:53:06,397 INFO L274 CegarLoopResult]: For program point L47(lines 47 48) no Hoare annotation was computed. [2020-11-30 01:53:06,397 INFO L274 CegarLoopResult]: For program point L113-3(lines 113 117) no Hoare annotation was computed. [2020-11-30 01:53:06,397 INFO L274 CegarLoopResult]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2020-11-30 01:53:06,398 INFO L270 CegarLoopResult]: At program point L97(lines 85 98) the Hoare annotation is: false [2020-11-30 01:53:06,398 INFO L274 CegarLoopResult]: For program point L31(lines 31 32) no Hoare annotation was computed. [2020-11-30 01:53:06,398 INFO L270 CegarLoopResult]: At program point L15(line 15) the Hoare annotation is: (and (= currentRoundingMode roundNearestTiesToEven) (exists ((ULTIMATE.start___ieee754_asinf_~hx~1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_asinf_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_asinf_~hx~1)) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~hx~1)) ((_ to_fp 8 24) currentRoundingMode 1.0)))) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|) (or (exists ((currentRoundingMode RoundingMode)) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~hx~1)) ((_ to_fp 8 24) currentRoundingMode 1.0))) (exists ((v_prenex_5 RoundingMode)) (fp.lt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_asinf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_asinf_~hx~1)) (fp.neg ((_ to_fp 8 24) v_prenex_5 1.0))))) (exists ((ULTIMATE.start___ieee754_asinf_~x (_ FloatingPoint 8 24))) (= |ULTIMATE.start___ieee754_asinf_#res| (let ((.cse0 (fp.sub roundNearestTiesToEven ULTIMATE.start___ieee754_asinf_~x ULTIMATE.start___ieee754_asinf_~x))) (fp.div roundNearestTiesToEven .cse0 .cse0)))) (or (exists ((currentRoundingMode RoundingMode)) (fp.gt ULTIMATE.start___ieee754_asinf_~x ((_ to_fp 8 24) currentRoundingMode 1.0))) (exists ((v_prenex_5 RoundingMode)) (fp.lt ULTIMATE.start___ieee754_asinf_~x (fp.neg ((_ to_fp 8 24) v_prenex_5 1.0)))))) [2020-11-30 01:53:06,398 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:53:06,398 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:53:06,399 INFO L274 CegarLoopResult]: For program point L66(lines 66 75) no Hoare annotation was computed. [2020-11-30 01:53:06,399 INFO L270 CegarLoopResult]: At program point L83(lines 19 84) the Hoare annotation is: false [2020-11-30 01:53:06,399 INFO L277 CegarLoopResult]: At program point L199(lines 178 200) the Hoare annotation is: true [2020-11-30 01:53:06,399 INFO L274 CegarLoopResult]: For program point L34(lines 34 35) no Hoare annotation was computed. [2020-11-30 01:53:06,399 INFO L274 CegarLoopResult]: For program point L150(lines 150 171) no Hoare annotation was computed. [2020-11-30 01:53:06,399 INFO L274 CegarLoopResult]: For program point L150-2(lines 110 176) no Hoare annotation was computed. [2020-11-30 01:53:06,399 INFO L274 CegarLoopResult]: For program point L68(lines 68 74) no Hoare annotation was computed. [2020-11-30 01:53:06,411 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,412 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,412 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,412 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,413 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,413 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,413 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,413 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,414 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,414 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,414 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,414 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,415 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,415 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,415 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,415 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,416 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:53:06,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,435 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,436 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,436 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,436 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,436 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,437 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,437 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,438 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,441 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,442 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,443 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:53:06,444 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,446 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,446 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,446 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,446 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,447 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,447 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,448 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,449 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:53:06,450 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,457 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,457 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,457 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,457 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,458 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,458 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,458 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,458 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,458 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,468 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:53:06,469 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,471 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,471 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,472 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:53:06,472 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,473 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:53:06,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:53:06 BoogieIcfgContainer [2020-11-30 01:53:06,475 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:53:06,476 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:53:06,476 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:53:06,476 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:53:06,477 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:52:33" (3/4) ... [2020-11-30 01:53:06,480 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:53:06,503 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-11-30 01:53:06,503 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-11-30 01:53:06,503 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:53:06,504 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:53:06,531 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists v_prenex_5 : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(v_prenex_5, 1.0))))) [2020-11-30 01:53:06,532 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists ULTIMATE.start___ieee754_asinf_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists v_prenex_5 : FloatRoundingMode :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(v_prenex_5, 1.0)))))) && (\exists ULTIMATE.start___ieee754_asinf_~x : C_FLOAT :: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x, ULTIMATE.start___ieee754_asinf_~x), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x, ULTIMATE.start___ieee754_asinf_~x)))) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists v_prenex_5 : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(v_prenex_5, 1.0))))) [2020-11-30 01:53:06,533 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists ULTIMATE.start___ieee754_asinf_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) && 1bv32 == \result) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists v_prenex_5 : FloatRoundingMode :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(v_prenex_5, 1.0)))))) && (\exists ULTIMATE.start___ieee754_asinf_~x : C_FLOAT :: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x, ULTIMATE.start___ieee754_asinf_~x), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x, ULTIMATE.start___ieee754_asinf_~x)))) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists v_prenex_5 : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(v_prenex_5, 1.0))))) [2020-11-30 01:53:06,591 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2f922f51-c927-4138-bf81-93f6642f59e8/bin/utaipan/witness.graphml [2020-11-30 01:53:06,593 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:53:06,594 INFO L168 Benchmark]: Toolchain (without parser) took 46078.78 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 35.5 MB in the beginning and 42.5 MB in the end (delta: -6.9 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:53:06,595 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory is still 38.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:53:06,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.82 ms. Allocated memory is still 56.6 MB. Free memory was 35.3 MB in the beginning and 34.6 MB in the end (delta: 787.0 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:53:06,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.12 ms. Allocated memory is still 56.6 MB. Free memory was 34.6 MB in the beginning and 32.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:53:06,596 INFO L168 Benchmark]: Boogie Preprocessor took 104.19 ms. Allocated memory is still 56.6 MB. Free memory was 32.2 MB in the beginning and 29.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:53:06,597 INFO L168 Benchmark]: RCFGBuilder took 12528.83 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 29.7 MB in the beginning and 44.5 MB in the end (delta: -14.8 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:53:06,597 INFO L168 Benchmark]: TraceAbstraction took 32626.13 ms. Allocated memory is still 71.3 MB. Free memory was 43.8 MB in the beginning and 47.7 MB in the end (delta: -3.8 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:53:06,598 INFO L168 Benchmark]: Witness Printer took 116.86 ms. Allocated memory is still 71.3 MB. Free memory was 47.7 MB in the beginning and 42.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:53:06,601 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory is still 38.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 592.82 ms. Allocated memory is still 56.6 MB. Free memory was 35.3 MB in the beginning and 34.6 MB in the end (delta: 787.0 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.12 ms. Allocated memory is still 56.6 MB. Free memory was 34.6 MB in the beginning and 32.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 104.19 ms. Allocated memory is still 56.6 MB. Free memory was 32.2 MB in the beginning and 29.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12528.83 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 29.7 MB in the beginning and 44.5 MB in the end (delta: -14.8 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 32626.13 ms. Allocated memory is still 71.3 MB. Free memory was 43.8 MB in the beginning and 47.7 MB in the end (delta: -3.8 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. * Witness Printer took 116.86 ms. Allocated memory is still 71.3 MB. Free memory was 47.7 MB in the beginning and 42.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: 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: 110]: Loop Invariant [2020-11-30 01:53:06,629 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,631 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,631 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,632 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,634 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:53:06,642 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,642 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,642 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,643 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,644 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,644 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,644 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,644 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,646 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists ULTIMATE.start___ieee754_asinf_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists v_prenex_5 : FloatRoundingMode :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(v_prenex_5, 1.0)))))) && (\exists ULTIMATE.start___ieee754_asinf_~x : C_FLOAT :: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x, ULTIMATE.start___ieee754_asinf_~x), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x, ULTIMATE.start___ieee754_asinf_~x)))) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists v_prenex_5 : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(v_prenex_5, 1.0))))) - InvariantResult [Line: 15]: Loop Invariant [2020-11-30 01:53:06,648 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,649 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,650 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,650 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,653 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:53:06,660 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~hx~1,QUANTIFIED] [2020-11-30 01:53:06,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,662 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,662 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,663 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_asinf_~x,QUANTIFIED] [2020-11-30 01:53:06,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && (\exists ULTIMATE.start___ieee754_asinf_~hx~1 : bv32, currentRoundingMode : FloatRoundingMode :: ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_asinf_~hx~1) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_asinf_~hx~1[31:31], ULTIMATE.start___ieee754_asinf_~hx~1[30:23], ULTIMATE.start___ieee754_asinf_~hx~1[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)))) && 1bv32 == \result) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists v_prenex_5 : FloatRoundingMode :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(v_prenex_5, 1.0)))))) && (\exists ULTIMATE.start___ieee754_asinf_~x : C_FLOAT :: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x, ULTIMATE.start___ieee754_asinf_~x), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_asinf_~x, ULTIMATE.start___ieee754_asinf_~x)))) && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists v_prenex_5 : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(v_prenex_5, 1.0))))) - InvariantResult [Line: 113]: Loop Invariant [2020-11-30 01:53:06,666 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:53:06,667 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-11-30 01:53:06,667 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-11-30 01:53:06,667 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2020-11-30 01:53:06,667 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven && ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0))) || (\exists v_prenex_5 : FloatRoundingMode :: ~fp.lt~FLOAT(x, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(v_prenex_5, 1.0))))) - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26.5s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 14.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 90 SDtfs, 34 SDslu, 39 SDs, 0 SdLazy, 25 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 20.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 12 PreInvPairs, 16 NumberOfFragments, 180 HoareAnnotationTreeSize, 12 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 9.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 6 QuantifiedInterpolants, 2193 SizeOfPredicates, 17 NumberOfNonLiveVariables, 183 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...