./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1071.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2880296f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1071.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47ecd0c3a9cbb067bdc3246482dd87f3fbac8a0c ................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1071.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47ecd0c3a9cbb067bdc3246482dd87f3fbac8a0c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-2880296 [2020-12-02 15:32:27,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:32:27,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:32:27,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:32:27,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:32:27,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:32:27,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:32:27,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:32:27,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:32:27,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:32:27,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:32:27,346 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:32:27,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:32:27,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:32:27,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:32:27,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:32:27,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:32:27,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:32:27,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:32:27,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:32:27,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:32:27,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:32:27,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:32:27,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:32:27,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:32:27,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:32:27,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:32:27,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:32:27,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:32:27,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:32:27,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:32:27,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:32:27,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:32:27,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:32:27,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:32:27,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:32:27,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:32:27,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:32:27,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:32:27,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:32:27,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:32:27,414 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 15:32:27,442 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:32:27,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:32:27,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:32:27,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:32:27,444 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:32:27,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:32:27,445 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:32:27,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 15:32:27,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:32:27,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:32:27,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:32:27,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:32:27,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:32:27,447 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:32:27,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:32:27,447 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:32:27,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:32:27,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:32:27,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:32:27,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:32:27,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:32:27,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:32:27,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:32:27,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:32:27,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:32:27,450 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 15:32:27,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 15:32:27,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:32:27,451 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:32:27,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47ecd0c3a9cbb067bdc3246482dd87f3fbac8a0c [2020-12-02 15:32:27,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:32:27,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:32:27,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:32:27,874 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:32:27,878 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:32:27,880 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1071.c [2020-12-02 15:32:27,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/297f3591a/fb1c4b490fe84eb48c463220c23edb78/FLAG31e8aac42 [2020-12-02 15:32:28,633 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:32:28,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1071.c [2020-12-02 15:32:28,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/297f3591a/fb1c4b490fe84eb48c463220c23edb78/FLAG31e8aac42 [2020-12-02 15:32:28,945 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/297f3591a/fb1c4b490fe84eb48c463220c23edb78 [2020-12-02 15:32:28,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:32:28,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:32:28,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:32:28,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:32:28,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:32:28,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:28" (1/1) ... [2020-12-02 15:32:28,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ef84842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:28, skipping insertion in model container [2020-12-02 15:32:28,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:28" (1/1) ... [2020-12-02 15:32:28,978 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:32:29,001 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:32:29,221 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1071.c[1883,1896] [2020-12-02 15:32:29,230 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:32:29,240 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:32:29,273 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1071.c[1883,1896] [2020-12-02 15:32:29,274 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:32:29,298 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:32:29,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29 WrapperNode [2020-12-02 15:32:29,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:32:29,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:32:29,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:32:29,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:32:29,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (1/1) ... [2020-12-02 15:32:29,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (1/1) ... [2020-12-02 15:32:29,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:32:29,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:32:29,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:32:29,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:32:29,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (1/1) ... [2020-12-02 15:32:29,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (1/1) ... [2020-12-02 15:32:29,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (1/1) ... [2020-12-02 15:32:29,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (1/1) ... [2020-12-02 15:32:29,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (1/1) ... [2020-12-02 15:32:29,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (1/1) ... [2020-12-02 15:32:29,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (1/1) ... [2020-12-02 15:32:29,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:32:29,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:32:29,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:32:29,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:32:29,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-12-02 15:32:29,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-02 15:32:29,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:32:29,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-02 15:32:29,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-02 15:32:29,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-02 15:32:29,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:32:29,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:32:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-02 15:32:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:32:30,244 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:32:30,244 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-12-02 15:32:30,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:30 BoogieIcfgContainer [2020-12-02 15:32:30,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:32:30,249 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:32:30,249 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:32:30,253 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:32:30,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:32:28" (1/3) ... [2020-12-02 15:32:30,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3833eb44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:30, skipping insertion in model container [2020-12-02 15:32:30,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:29" (2/3) ... [2020-12-02 15:32:30,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3833eb44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:30, skipping insertion in model container [2020-12-02 15:32:30,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:30" (3/3) ... [2020-12-02 15:32:30,258 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1071.c [2020-12-02 15:32:30,274 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:32:30,278 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:32:30,292 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:32:30,321 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:32:30,321 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:32:30,321 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:32:30,321 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:32:30,322 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:32:30,322 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:32:30,322 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:32:30,322 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:32:30,338 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-12-02 15:32:30,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-02 15:32:30,345 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:32:30,346 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:32:30,347 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:32:30,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:32:30,354 INFO L82 PathProgramCache]: Analyzing trace with hash 166132434, now seen corresponding path program 1 times [2020-12-02 15:32:30,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 15:32:30,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666180710] [2020-12-02 15:32:30,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 15:32:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:32:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:32:30,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666180710] [2020-12-02 15:32:30,529 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:32:30,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-02 15:32:30,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134093314] [2020-12-02 15:32:30,536 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:32:30,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-02 15:32:30,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:32:30,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:32:30,554 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 2 states. [2020-12-02 15:32:30,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:32:30,575 INFO L93 Difference]: Finished difference Result 46 states and 70 transitions. [2020-12-02 15:32:30,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:32:30,577 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-12-02 15:32:30,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:32:30,587 INFO L225 Difference]: With dead ends: 46 [2020-12-02 15:32:30,588 INFO L226 Difference]: Without dead ends: 21 [2020-12-02 15:32:30,591 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 [2020-12-02 15:32:30,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-12-02 15:32:30,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-12-02 15:32:30,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-12-02 15:32:30,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2020-12-02 15:32:30,633 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 11 [2020-12-02 15:32:30,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:32:30,634 INFO L481 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions. [2020-12-02 15:32:30,634 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:32:30,634 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2020-12-02 15:32:30,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 15:32:30,635 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:32:30,636 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:32:30,636 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-02 15:32:30,636 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:32:30,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:32:30,638 INFO L82 PathProgramCache]: Analyzing trace with hash 786053359, now seen corresponding path program 1 times [2020-12-02 15:32:30,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 15:32:30,638 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542420439] [2020-12-02 15:32:30,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 15:32:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:32:30,749 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:32:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:32:30,796 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:32:30,824 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-02 15:32:30,824 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-02 15:32:30,826 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-02 15:32:30,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:32:30 BoogieIcfgContainer [2020-12-02 15:32:30,857 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:32:30,858 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:32:30,858 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:32:30,858 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:32:30,859 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:30" (3/4) ... [2020-12-02 15:32:30,862 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-02 15:32:30,863 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:32:30,866 INFO L168 Benchmark]: Toolchain (without parser) took 1913.43 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 24.0 MB in the beginning and 26.8 MB in the end (delta: -2.8 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:30,867 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 46.1 MB. Free memory was 27.0 MB in the beginning and 27.0 MB in the end (delta: 32.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:32:30,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.19 ms. Allocated memory is still 46.1 MB. Free memory was 23.8 MB in the beginning and 24.5 MB in the end (delta: -683.2 kB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:30,869 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.10 ms. Allocated memory is still 46.1 MB. Free memory was 24.5 MB in the beginning and 22.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:30,869 INFO L168 Benchmark]: Boogie Preprocessor took 78.16 ms. Allocated memory is still 46.1 MB. Free memory was 22.7 MB in the beginning and 21.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:30,871 INFO L168 Benchmark]: RCFGBuilder took 772.05 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 21.1 MB in the beginning and 36.8 MB in the end (delta: -15.7 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:30,871 INFO L168 Benchmark]: TraceAbstraction took 608.39 ms. Allocated memory is still 56.6 MB. Free memory was 36.3 MB in the beginning and 27.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:30,872 INFO L168 Benchmark]: Witness Printer took 5.08 ms. Allocated memory is still 56.6 MB. Free memory was 27.1 MB in the beginning and 26.8 MB in the end (delta: 247.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:32:30,877 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 46.1 MB. Free memory was 27.0 MB in the beginning and 27.0 MB in the end (delta: 32.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 345.19 ms. Allocated memory is still 46.1 MB. Free memory was 23.8 MB in the beginning and 24.5 MB in the end (delta: -683.2 kB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.10 ms. Allocated memory is still 46.1 MB. Free memory was 24.5 MB in the beginning and 22.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 78.16 ms. Allocated memory is still 46.1 MB. Free memory was 22.7 MB in the beginning and 21.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 772.05 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 21.1 MB in the beginning and 36.8 MB in the end (delta: -15.7 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 608.39 ms. Allocated memory is still 56.6 MB. Free memory was 36.3 MB in the beginning and 27.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. * Witness Printer took 5.08 ms. Allocated memory is still 56.6 MB. Free memory was 27.1 MB in the beginning and 26.8 MB in the end (delta: 247.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 76]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLE_SMToperation at line 51, overapproximation of someBinaryDOUBLE_SMTComparisonOperation at line 17, overapproximation of bitwiseAnd at line 30. Possible FailurePath: [L70] double x = 0.0 / 0.0; [L20] int signbit; [L21] int msw; [L22] unsigned int lsw; [L23] int exponent_less_1023; [L25] ieee_double_shape_type ew_u; [L26] ew_u.value = (x) [L27] EXPR ew_u.parts.msw [L27] (msw) = ew_u.parts.msw [L28] EXPR ew_u.parts.lsw [L28] (lsw) = ew_u.parts.lsw [L30] signbit = msw & 0x80000000 [L31] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L32] COND FALSE !(exponent_less_1023 < 20) [L49] COND TRUE exponent_less_1023 > 51 [L50] COND TRUE exponent_less_1023 == 1024 [L51] return x + x; [L72] double res = trunc_double(x); [L17] return x != x; [L75] COND TRUE !isnan_double(res) [L76] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 27 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, 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 0.2.0-2880296 [2020-12-02 15:32:33,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:32:33,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:32:33,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:32:33,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:32:33,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:32:33,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:32:33,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:32:33,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:32:33,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:32:33,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:32:33,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:32:33,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:32:33,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:32:33,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:32:33,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:32:33,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:32:33,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:32:33,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:32:33,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:32:33,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:32:33,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:32:33,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:32:33,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:32:33,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:32:33,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:32:33,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:32:33,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:32:33,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:32:33,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:32:33,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:32:33,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:32:33,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:32:33,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:32:33,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:32:33,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:32:33,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:32:33,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:32:33,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:32:33,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:32:33,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:32:33,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 15:32:33,709 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:32:33,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:32:33,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:32:33,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:32:33,712 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:32:33,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:32:33,713 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:32:33,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:32:33,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:32:33,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:32:33,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:32:33,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:32:33,714 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 15:32:33,715 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 15:32:33,715 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:32:33,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:32:33,716 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:32:33,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:32:33,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:32:33,717 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:32:33,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:32:33,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:32:33,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:32:33,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:32:33,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:32:33,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:32:33,719 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 15:32:33,719 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 15:32:33,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:32:33,719 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:32:33,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 15:32:33,720 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47ecd0c3a9cbb067bdc3246482dd87f3fbac8a0c [2020-12-02 15:32:34,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:32:34,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:32:34,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:32:34,167 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:32:34,168 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:32:34,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1071.c [2020-12-02 15:32:34,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcddc8f5d/e7259a40dd714081b7a46472145e34d1/FLAGb84c05e8d [2020-12-02 15:32:34,797 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:32:34,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1071.c [2020-12-02 15:32:34,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcddc8f5d/e7259a40dd714081b7a46472145e34d1/FLAGb84c05e8d [2020-12-02 15:32:35,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcddc8f5d/e7259a40dd714081b7a46472145e34d1 [2020-12-02 15:32:35,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:32:35,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:32:35,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:32:35,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:32:35,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:32:35,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12c55229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35, skipping insertion in model container [2020-12-02 15:32:35,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,242 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:32:35,272 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:32:35,549 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1071.c[1883,1896] [2020-12-02 15:32:35,553 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:32:35,569 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:32:35,603 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1071.c[1883,1896] [2020-12-02 15:32:35,604 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:32:35,629 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:32:35,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35 WrapperNode [2020-12-02 15:32:35,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:32:35,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:32:35,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:32:35,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:32:35,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:32:35,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:32:35,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:32:35,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:32:35,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (1/1) ... [2020-12-02 15:32:35,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:32:35,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:32:35,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:32:35,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:32:35,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-12-02 15:32:35,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 15:32:35,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-02 15:32:35,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-02 15:32:35,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 15:32:35,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:32:35,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 15:32:35,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:32:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:32:35,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 15:32:35,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:32:36,496 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:32:36,497 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-12-02 15:32:36,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:36 BoogieIcfgContainer [2020-12-02 15:32:36,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:32:36,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:32:36,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:32:36,504 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:32:36,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:32:35" (1/3) ... [2020-12-02 15:32:36,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cc6a8cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:36, skipping insertion in model container [2020-12-02 15:32:36,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:35" (2/3) ... [2020-12-02 15:32:36,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cc6a8cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:36, skipping insertion in model container [2020-12-02 15:32:36,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:36" (3/3) ... [2020-12-02 15:32:36,508 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1071.c [2020-12-02 15:32:36,541 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:32:36,546 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:32:36,558 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:32:36,586 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:32:36,586 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:32:36,586 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:32:36,586 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:32:36,586 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:32:36,587 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:32:36,587 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:32:36,587 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:32:36,601 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2020-12-02 15:32:36,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-02 15:32:36,607 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:32:36,608 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:32:36,608 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:32:36,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:32:36,615 INFO L82 PathProgramCache]: Analyzing trace with hash 166132434, now seen corresponding path program 1 times [2020-12-02 15:32:36,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:32:36,628 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1105504278] [2020-12-02 15:32:36,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-12-02 15:32:37,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:32:37,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 15:32:37,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:32:37,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:32:37,634 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:32:37,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:32:37,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1105504278] [2020-12-02 15:32:37,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:32:37,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 15:32:37,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641950011] [2020-12-02 15:32:37,676 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:32:37,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:32:37,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:32:37,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:32:37,701 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 2 states. [2020-12-02 15:32:37,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:32:37,727 INFO L93 Difference]: Finished difference Result 46 states and 70 transitions. [2020-12-02 15:32:37,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:32:37,729 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-12-02 15:32:37,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:32:37,742 INFO L225 Difference]: With dead ends: 46 [2020-12-02 15:32:37,743 INFO L226 Difference]: Without dead ends: 21 [2020-12-02 15:32:37,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:32:37,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-12-02 15:32:37,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-12-02 15:32:37,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-12-02 15:32:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2020-12-02 15:32:37,785 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 11 [2020-12-02 15:32:37,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:32:37,786 INFO L481 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions. [2020-12-02 15:32:37,786 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:32:37,786 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2020-12-02 15:32:37,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 15:32:37,787 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:32:37,787 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:32:37,990 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 15:32:37,991 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:32:37,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:32:37,993 INFO L82 PathProgramCache]: Analyzing trace with hash 786053359, now seen corresponding path program 1 times [2020-12-02 15:32:37,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:32:37,995 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1516600769] [2020-12-02 15:32:37,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-12-02 15:32:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:32:38,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 16 conjunts are in the unsatisfiable core [2020-12-02 15:32:38,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:32:45,206 WARN L197 SmtUtils]: Spent 4.67 s on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 15:32:54,968 WARN L197 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 29 [2020-12-02 15:33:08,373 WARN L197 SmtUtils]: Spent 5.91 s on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 15:33:10,605 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64)) (|v_ULTIMATE.start_main_#t~nondet18_6| (_ BitVec 64)) (|v_ULTIMATE.start_main_#t~nondet19_6| (_ BitVec 64))) (let ((.cse2 (fp ((_ extract 63 63) ULTIMATE.start_trunc_double_~x) ((_ extract 62 52) ULTIMATE.start_trunc_double_~x) ((_ extract 51 0) ULTIMATE.start_trunc_double_~x))) (.cse0 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet18_6|))) (.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet19_6|)))) (and (= (fp.div roundNearestTiesToEven .cse0 .cse1) .cse2) (= (fp.add roundNearestTiesToEven .cse2 .cse2) (fp ((_ extract 63 63) |c_ULTIMATE.start_trunc_double_#res|) ((_ extract 62 52) |c_ULTIMATE.start_trunc_double_#res|) ((_ extract 51 0) |c_ULTIMATE.start_trunc_double_#res|))) (= .cse0 (_ +zero 11 53)) (= (_ +zero 11 53) .cse1) (= (_ bv2047 32) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (_ bv20 32)))))) is different from false [2020-12-02 15:33:10,642 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 15:33:10,649 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-02 15:33:21,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:33:21,109 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:33:41,455 WARN L197 SmtUtils]: Spent 985.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-02 15:33:45,629 WARN L197 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-12-02 15:33:49,259 WARN L197 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-12-02 15:33:50,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-02 15:33:50,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1516600769] [2020-12-02 15:33:50,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:33:50,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 15 [2020-12-02 15:33:50,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105013889] [2020-12-02 15:33:50,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-02 15:33:50,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:33:50,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-02 15:33:50,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=141, Unknown=2, NotChecked=24, Total=210 [2020-12-02 15:33:50,651 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. Second operand 15 states. [2020-12-02 15:34:15,460 WARN L197 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 37 [2020-12-02 15:34:25,026 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ extract 63 32) c_ULTIMATE.start_trunc_double_~x))) (and (= c_ULTIMATE.start_trunc_double_~msw~0 .cse0) (exists ((|v_ULTIMATE.start_main_#t~nondet18_6| (_ BitVec 64)) (|v_ULTIMATE.start_main_#t~nondet19_6| (_ BitVec 64))) (let ((.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet18_6|))) (.cse2 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet19_6|)))) (and (= .cse1 (_ +zero 11 53)) (= (_ +zero 11 53) .cse2) (= (fp.div c_~CRM .cse1 .cse2) (fp ((_ extract 63 63) c_ULTIMATE.start_trunc_double_~x) ((_ extract 62 52) c_ULTIMATE.start_trunc_double_~x) ((_ extract 51 0) c_ULTIMATE.start_trunc_double_~x)))))) (= roundNearestTiesToEven c_~CRM) (not (let ((.cse3 (fp ((_ extract 63 63) |c_ULTIMATE.start_trunc_double_#res|) ((_ extract 62 52) |c_ULTIMATE.start_trunc_double_#res|) ((_ extract 51 0) |c_ULTIMATE.start_trunc_double_#res|)))) (fp.eq .cse3 .cse3))) (= (bvadd (bvashr (bvand (_ bv2146435072 32) .cse0) (_ bv20 32)) (_ bv4294966273 32)) c_ULTIMATE.start_trunc_double_~exponent_less_1023~0) (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64)) (|v_ULTIMATE.start_main_#t~nondet18_6| (_ BitVec 64)) (|v_ULTIMATE.start_main_#t~nondet19_6| (_ BitVec 64))) (let ((.cse6 (fp ((_ extract 63 63) ULTIMATE.start_trunc_double_~x) ((_ extract 62 52) ULTIMATE.start_trunc_double_~x) ((_ extract 51 0) ULTIMATE.start_trunc_double_~x))) (.cse4 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet18_6|))) (.cse5 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet19_6|)))) (and (= (fp.div roundNearestTiesToEven .cse4 .cse5) .cse6) (= (fp.add roundNearestTiesToEven .cse6 .cse6) (fp ((_ extract 63 63) |c_ULTIMATE.start_trunc_double_#res|) ((_ extract 62 52) |c_ULTIMATE.start_trunc_double_#res|) ((_ extract 51 0) |c_ULTIMATE.start_trunc_double_#res|))) (= .cse4 (_ +zero 11 53)) (= (_ +zero 11 53) .cse5) (= (_ bv2047 32) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (_ bv20 32)))))))) is different from false [2020-12-02 15:34:27,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:34:27,702 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2020-12-02 15:34:27,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-02 15:34:27,702 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 12 [2020-12-02 15:34:27,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:34:27,702 INFO L225 Difference]: With dead ends: 24 [2020-12-02 15:34:27,703 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 15:34:27,704 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 95.9s TimeCoverageRelationStatistics Valid=60, Invalid=185, Unknown=3, NotChecked=58, Total=306 [2020-12-02 15:34:27,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 15:34:27,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 15:34:27,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 15:34:27,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 15:34:27,705 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2020-12-02 15:34:27,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:34:27,705 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 15:34:27,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-02 15:34:27,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 15:34:27,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 15:34:27,906 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 15:34:27,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 15:34:32,738 WARN L197 SmtUtils]: Spent 4.77 s on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 15:35:27,488 WARN L197 SmtUtils]: Spent 54.71 s on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2020-12-02 15:35:27,517 INFO L262 CegarLoopResult]: For program point L32(lines 32 60) no Hoare annotation was computed. [2020-12-02 15:35:27,517 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 15:35:27,517 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 15:35:27,518 INFO L258 CegarLoopResult]: At program point L61(lines 19 62) the Hoare annotation is: (let ((.cse0 ((_ extract 63 32) ULTIMATE.start_trunc_double_~x))) (and (= ULTIMATE.start_trunc_double_~msw~0 .cse0) (exists ((|v_ULTIMATE.start_main_#t~nondet18_6| (_ BitVec 64)) (|v_ULTIMATE.start_main_#t~nondet19_6| (_ BitVec 64))) (let ((.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet18_6|))) (.cse2 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet19_6|)))) (and (= .cse1 (_ +zero 11 53)) (= (_ +zero 11 53) .cse2) (= (fp.div ~CRM .cse1 .cse2) (fp ((_ extract 63 63) ULTIMATE.start_trunc_double_~x) ((_ extract 62 52) ULTIMATE.start_trunc_double_~x) ((_ extract 51 0) ULTIMATE.start_trunc_double_~x)))))) (= roundNearestTiesToEven ~CRM) (= (bvadd (bvashr (bvand (_ bv2146435072 32) .cse0) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_trunc_double_~exponent_less_1023~0) (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64)) (|v_ULTIMATE.start_main_#t~nondet18_6| (_ BitVec 64)) (|v_ULTIMATE.start_main_#t~nondet19_6| (_ BitVec 64))) (let ((.cse5 (fp ((_ extract 63 63) ULTIMATE.start_trunc_double_~x) ((_ extract 62 52) ULTIMATE.start_trunc_double_~x) ((_ extract 51 0) ULTIMATE.start_trunc_double_~x))) (.cse3 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet18_6|))) (.cse4 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet19_6|)))) (and (= (fp.div roundNearestTiesToEven .cse3 .cse4) .cse5) (= (fp.add roundNearestTiesToEven .cse5 .cse5) (fp ((_ extract 63 63) |ULTIMATE.start_trunc_double_#res|) ((_ extract 62 52) |ULTIMATE.start_trunc_double_#res|) ((_ extract 51 0) |ULTIMATE.start_trunc_double_#res|))) (= .cse3 (_ +zero 11 53)) (= (_ +zero 11 53) .cse4) (= (_ bv2047 32) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (_ bv20 32)))))))) [2020-12-02 15:35:27,518 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 15:35:27,518 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 76) no Hoare annotation was computed. [2020-12-02 15:35:27,518 INFO L262 CegarLoopResult]: For program point L24-1(lines 24 29) no Hoare annotation was computed. [2020-12-02 15:35:27,519 INFO L258 CegarLoopResult]: At program point L24-2(lines 24 29) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_main_#t~nondet18_6| (_ BitVec 64)) (|v_ULTIMATE.start_main_#t~nondet19_6| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet18_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet18_6|))) (.cse1 (fp ((_ extract 63 63) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 62 52) |v_ULTIMATE.start_main_#t~nondet19_6|) ((_ extract 51 0) |v_ULTIMATE.start_main_#t~nondet19_6|)))) (and (= .cse0 (_ +zero 11 53)) (= (_ +zero 11 53) .cse1) (= (fp.div ~CRM .cse0 .cse1) (fp ((_ extract 63 63) ULTIMATE.start_trunc_double_~x) ((_ extract 62 52) ULTIMATE.start_trunc_double_~x) ((_ extract 51 0) ULTIMATE.start_trunc_double_~x)))))) (= roundNearestTiesToEven ~CRM)) [2020-12-02 15:35:27,519 INFO L262 CegarLoopResult]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2020-12-02 15:35:27,519 INFO L262 CegarLoopResult]: For program point L49(lines 49 60) no Hoare annotation was computed. [2020-12-02 15:35:27,519 INFO L262 CegarLoopResult]: For program point L41-1(lines 41 47) no Hoare annotation was computed. [2020-12-02 15:35:27,519 INFO L258 CegarLoopResult]: At program point L41-2(lines 41 47) the Hoare annotation is: false [2020-12-02 15:35:27,519 INFO L262 CegarLoopResult]: For program point L33(lines 33 48) no Hoare annotation was computed. [2020-12-02 15:35:27,519 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 15:35:27,520 INFO L262 CegarLoopResult]: For program point L54-1(lines 54 59) no Hoare annotation was computed. [2020-12-02 15:35:27,520 INFO L258 CegarLoopResult]: At program point L54-2(lines 54 59) the Hoare annotation is: false [2020-12-02 15:35:27,520 INFO L262 CegarLoopResult]: For program point L54-3(lines 32 60) no Hoare annotation was computed. [2020-12-02 15:35:27,520 INFO L262 CegarLoopResult]: For program point L50(lines 50 52) no Hoare annotation was computed. [2020-12-02 15:35:27,520 INFO L258 CegarLoopResult]: At program point L17(line 17) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|) [2020-12-02 15:35:27,520 INFO L262 CegarLoopResult]: For program point L75(lines 75 78) no Hoare annotation was computed. [2020-12-02 15:35:27,520 INFO L262 CegarLoopResult]: For program point L34-1(lines 34 39) no Hoare annotation was computed. [2020-12-02 15:35:27,520 INFO L258 CegarLoopResult]: At program point L34-2(lines 34 39) the Hoare annotation is: false [2020-12-02 15:35:27,521 INFO L265 CegarLoopResult]: At program point L80(lines 64 81) the Hoare annotation is: true [2020-12-02 15:35:27,521 INFO L262 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-12-02 15:35:27,532 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,534 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,534 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,534 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,534 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,537 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,540 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,545 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,546 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,546 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,546 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,546 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,546 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,546 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,547 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,547 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,552 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,553 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,553 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,553 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,554 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,554 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,554 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,554 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,556 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,559 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,561 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,561 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,561 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,561 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,562 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,562 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,562 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,563 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,564 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,573 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,574 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,581 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,582 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,583 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,583 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,585 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,595 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,595 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,595 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,597 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,597 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,599 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,603 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,603 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,603 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,604 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,605 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,605 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,605 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,605 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:35:27 BoogieIcfgContainer [2020-12-02 15:35:27,610 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:35:27,611 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:35:27,611 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:35:27,615 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:35:27,616 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:36" (3/4) ... [2020-12-02 15:35:27,620 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 15:35:27,639 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2020-12-02 15:35:27,640 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-02 15:35:27,640 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-02 15:35:27,640 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 15:35:27,674 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_ULTIMATE.start_main_#t~nondet18_6 : bv64, v_ULTIMATE.start_main_#t~nondet19_6 : bv64 :: (~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]) == ~Pluszero~LONGDOUBLE() && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) && ~fp.div~DOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0])) && ~roundNearestTiesToEven == unknown-~CRM-unknown [2020-12-02 15:35:27,676 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((msw == x[63:32] && (\exists v_ULTIMATE.start_main_#t~nondet18_6 : bv64, v_ULTIMATE.start_main_#t~nondet19_6 : bv64 :: (~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]) == ~Pluszero~LONGDOUBLE() && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) && ~fp.div~DOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]))) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && ~bvadd64(~bvashr32(~bvand32(2146435072bv32, x[63:32]), 20bv32), 4294966273bv32) == exponent_less_1023) && (\exists ULTIMATE.start_trunc_double_~x : bv64, v_ULTIMATE.start_main_#t~nondet18_6 : bv64, v_ULTIMATE.start_main_#t~nondet19_6 : bv64 :: (((~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0])) == ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) && ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]) == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) && 2047bv32 == ~bvashr32(~bvand32(2146435072bv32, ULTIMATE.start_trunc_double_~x[63:32]), 20bv32)) [2020-12-02 15:35:27,677 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 1bv32 == \result [2020-12-02 15:35:27,706 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 15:35:27,707 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:35:27,708 INFO L168 Benchmark]: Toolchain (without parser) took 172501.15 ms. Allocated memory was 46.1 MB in the beginning and 71.3 MB in the end (delta: 25.2 MB). Free memory was 22.7 MB in the beginning and 46.3 MB in the end (delta: -23.6 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:35:27,708 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 46.1 MB. Free memory is still 25.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:35:27,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 418.39 ms. Allocated memory was 46.1 MB in the beginning and 58.7 MB in the end (delta: 12.6 MB). Free memory was 22.6 MB in the beginning and 34.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-12-02 15:35:27,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.55 ms. Allocated memory is still 58.7 MB. Free memory was 34.6 MB in the beginning and 32.8 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:35:27,710 INFO L168 Benchmark]: Boogie Preprocessor took 39.48 ms. Allocated memory is still 58.7 MB. Free memory was 32.8 MB in the beginning and 31.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:35:27,711 INFO L168 Benchmark]: RCFGBuilder took 772.71 ms. Allocated memory is still 58.7 MB. Free memory was 31.0 MB in the beginning and 26.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:35:27,712 INFO L168 Benchmark]: TraceAbstraction took 171109.67 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 25.8 MB in the beginning and 50.0 MB in the end (delta: -24.2 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. [2020-12-02 15:35:27,712 INFO L168 Benchmark]: Witness Printer took 96.01 ms. Allocated memory is still 71.3 MB. Free memory was 50.0 MB in the beginning and 46.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:35:27,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 46.1 MB. Free memory is still 25.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 418.39 ms. Allocated memory was 46.1 MB in the beginning and 58.7 MB in the end (delta: 12.6 MB). Free memory was 22.6 MB in the beginning and 34.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.55 ms. Allocated memory is still 58.7 MB. Free memory was 34.6 MB in the beginning and 32.8 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.48 ms. Allocated memory is still 58.7 MB. Free memory was 32.8 MB in the beginning and 31.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 772.71 ms. Allocated memory is still 58.7 MB. Free memory was 31.0 MB in the beginning and 26.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 171109.67 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 25.8 MB in the beginning and 50.0 MB in the end (delta: -24.2 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. * Witness Printer took 96.01 ms. Allocated memory is still 71.3 MB. Free memory was 50.0 MB in the beginning and 46.3 MB in the end (delta: 3.7 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,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[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~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_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,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[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~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_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 76]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant [2020-12-02 15:35:27,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,729 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,730 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,731 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,731 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,732 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,733 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,736 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\exists v_ULTIMATE.start_main_#t~nondet18_6 : bv64, v_ULTIMATE.start_main_#t~nondet19_6 : bv64 :: (~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]) == ~Pluszero~LONGDOUBLE() && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) && ~fp.div~DOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0])) && ~roundNearestTiesToEven == unknown-~CRM-unknown - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1bv32 == \result - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant [2020-12-02 15:35:27,740 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,744 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,744 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,746 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,746 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,747 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,747 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,749 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,749 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,750 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,750 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,750 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,750 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,752 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,752 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,752 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,752 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,760 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,760 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,760 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,760 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,760 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,760 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,761 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,761 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,762 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,762 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,762 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,763 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,763 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,765 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,766 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 15:35:27,766 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,766 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,767 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:35:27,768 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,768 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,768 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet18_6,QUANTIFIED] [2020-12-02 15:35:27,768 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,768 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,769 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet19_6,QUANTIFIED] [2020-12-02 15:35:27,769 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] Derived loop invariant: (((msw == x[63:32] && (\exists v_ULTIMATE.start_main_#t~nondet18_6 : bv64, v_ULTIMATE.start_main_#t~nondet19_6 : bv64 :: (~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]) == ~Pluszero~LONGDOUBLE() && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) && ~fp.div~DOUBLE(unknown-~CRM-unknown, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]))) && ~roundNearestTiesToEven == unknown-~CRM-unknown) && ~bvadd64(~bvashr32(~bvand32(2146435072bv32, x[63:32]), 20bv32), 4294966273bv32) == exponent_less_1023) && (\exists ULTIMATE.start_trunc_double_~x : bv64, v_ULTIMATE.start_main_#t~nondet18_6 : bv64, v_ULTIMATE.start_main_#t~nondet19_6 : bv64 :: (((~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]), ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]), ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0])) == ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) && ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet18_6[63:63], v_ULTIMATE.start_main_#t~nondet18_6[62:52], v_ULTIMATE.start_main_#t~nondet18_6[51:0]) == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_ULTIMATE.start_main_#t~nondet19_6[63:63], v_ULTIMATE.start_main_#t~nondet19_6[62:52], v_ULTIMATE.start_main_#t~nondet19_6[51:0])) && 2047bv32 == ~bvashr32(~bvand32(2146435072bv32, ULTIMATE.start_trunc_double_~x[63:32]), 20bv32)) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 111.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 37.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 59.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 29 SDtfs, 23 SDslu, 8 SDs, 0 SdLazy, 37 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 95.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 11 NumberOfFragments, 193 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 16 FormulaSimplificationTreeSizeReductionInter, 59.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 71.9s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 42 ConstructedInterpolants, 13 QuantifiedInterpolants, 8373 SizeOfPredicates, 11 NumberOfNonLiveVariables, 90 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...