./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1072b.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_1072b.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 777c7562805902004290a0dc1b0fc10a1576c196 ................................................................................................................................................................................................................................................................................................ 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_1072b.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 777c7562805902004290a0dc1b0fc10a1576c196 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:32:36,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:32:36,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:32:36,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:32:36,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:32:36,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:32:36,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:32:36,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:32:36,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:32:36,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:32:36,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:32:36,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:32:36,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:32:36,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:32:36,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:32:36,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:32:36,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:32:36,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:32:36,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:32:36,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:32:36,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:32:36,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:32:36,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:32:36,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:32:36,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:32:36,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:32:36,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:32:36,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:32:36,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:32:36,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:32:36,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:32:36,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:32:36,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:32:36,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:32:36,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:32:36,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:32:36,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:32:36,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:32:36,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:32:36,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:32:36,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:32:36,579 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 15:32:36,605 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:32:36,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:32:36,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:32:36,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:32:36,608 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:32:36,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:32:36,608 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:32:36,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 15:32:36,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:32:36,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:32:36,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:32:36,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:32:36,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:32:36,610 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:32:36,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:32:36,611 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:32:36,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:32:36,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:32:36,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:32:36,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:32:36,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:32:36,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:32:36,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:32:36,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:32:36,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:32:36,613 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 15:32:36,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 15:32:36,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:32:36,614 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:32:36,614 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 777c7562805902004290a0dc1b0fc10a1576c196 [2020-12-02 15:32:37,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:32:37,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:32:37,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:32:37,073 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:32:37,077 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:32:37,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1072b.c [2020-12-02 15:32:37,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f119e4ec/143f50194414400ea64caf14bffdca7a/FLAG5044c3eff [2020-12-02 15:32:37,810 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:32:37,811 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1072b.c [2020-12-02 15:32:37,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f119e4ec/143f50194414400ea64caf14bffdca7a/FLAG5044c3eff [2020-12-02 15:32:37,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f119e4ec/143f50194414400ea64caf14bffdca7a [2020-12-02 15:32:37,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:32:37,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:32:37,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:32:37,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:32:37,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:32:37,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:37" (1/1) ... [2020-12-02 15:32:37,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e1c41ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:37, skipping insertion in model container [2020-12-02 15:32:37,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:37" (1/1) ... [2020-12-02 15:32:37,860 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:32:37,880 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:32:38,105 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_1072b.c[2110,2123] [2020-12-02 15:32:38,108 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:32:38,118 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:32:38,154 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_1072b.c[2110,2123] [2020-12-02 15:32:38,155 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:32:38,172 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:32:38,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38 WrapperNode [2020-12-02 15:32:38,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:32:38,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:32:38,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:32:38,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:32:38,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (1/1) ... [2020-12-02 15:32:38,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (1/1) ... [2020-12-02 15:32:38,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:32:38,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:32:38,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:32:38,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:32:38,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (1/1) ... [2020-12-02 15:32:38,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (1/1) ... [2020-12-02 15:32:38,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (1/1) ... [2020-12-02 15:32:38,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (1/1) ... [2020-12-02 15:32:38,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (1/1) ... [2020-12-02 15:32:38,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (1/1) ... [2020-12-02 15:32:38,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (1/1) ... [2020-12-02 15:32:38,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:32:38,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:32:38,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:32:38,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:32:38,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (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 15:32:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-02 15:32:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:32:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-02 15:32:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-02 15:32:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-02 15:32:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:32:38,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:32:38,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-02 15:32:38,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:32:38,974 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:32:38,974 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-02 15:32:38,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:38 BoogieIcfgContainer [2020-12-02 15:32:38,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:32:38,978 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:32:38,978 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:32:38,982 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:32:38,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:32:37" (1/3) ... [2020-12-02 15:32:38,983 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7de86947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:38, skipping insertion in model container [2020-12-02 15:32:38,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:38" (2/3) ... [2020-12-02 15:32:38,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7de86947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:38, skipping insertion in model container [2020-12-02 15:32:38,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:38" (3/3) ... [2020-12-02 15:32:38,985 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072b.c [2020-12-02 15:32:39,004 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:32:39,008 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:32:39,033 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:32:39,078 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:32:39,079 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:32:39,079 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:32:39,079 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:32:39,079 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:32:39,079 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:32:39,080 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:32:39,080 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:32:39,099 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2020-12-02 15:32:39,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-02 15:32:39,107 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:32:39,108 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:32:39,108 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:32:39,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:32:39,117 INFO L82 PathProgramCache]: Analyzing trace with hash 166150340, now seen corresponding path program 1 times [2020-12-02 15:32:39,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 15:32:39,130 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142574763] [2020-12-02 15:32:39,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 15:32:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:32:39,331 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 15:32:39,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142574763] [2020-12-02 15:32:39,333 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:32:39,333 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-02 15:32:39,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027055600] [2020-12-02 15:32:39,339 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:32:39,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-02 15:32:39,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:32:39,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:32:39,359 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2020-12-02 15:32:39,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:32:39,383 INFO L93 Difference]: Finished difference Result 54 states and 84 transitions. [2020-12-02 15:32:39,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:32:39,385 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-12-02 15:32:39,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:32:39,406 INFO L225 Difference]: With dead ends: 54 [2020-12-02 15:32:39,406 INFO L226 Difference]: Without dead ends: 25 [2020-12-02 15:32:39,410 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 15:32:39,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-12-02 15:32:39,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2020-12-02 15:32:39,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-12-02 15:32:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2020-12-02 15:32:39,451 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 11 [2020-12-02 15:32:39,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:32:39,452 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2020-12-02 15:32:39,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:32:39,452 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2020-12-02 15:32:39,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 15:32:39,453 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:32:39,453 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:32:39,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-02 15:32:39,454 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:32:39,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:32:39,454 INFO L82 PathProgramCache]: Analyzing trace with hash 786071265, now seen corresponding path program 1 times [2020-12-02 15:32:39,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 15:32:39,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639065816] [2020-12-02 15:32:39,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 15:32:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:32:39,528 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:32:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 15:32:39,591 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 15:32:39,619 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-02 15:32:39,620 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-02 15:32:39,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-02 15:32:39,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:32:39 BoogieIcfgContainer [2020-12-02 15:32:39,655 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:32:39,656 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:32:39,656 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:32:39,657 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:32:39,657 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:38" (3/4) ... [2020-12-02 15:32:39,661 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-02 15:32:39,661 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:32:39,664 INFO L168 Benchmark]: Toolchain (without parser) took 1822.56 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 27.5 MB in the beginning and 34.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:39,665 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 37.7 MB. Free memory was 17.9 MB in the beginning and 17.8 MB in the end (delta: 56.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:32:39,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.95 ms. Allocated memory is still 50.3 MB. Free memory was 27.2 MB in the beginning and 29.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:39,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.64 ms. Allocated memory is still 50.3 MB. Free memory was 29.5 MB in the beginning and 27.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:39,668 INFO L168 Benchmark]: Boogie Preprocessor took 50.48 ms. Allocated memory is still 50.3 MB. Free memory was 27.7 MB in the beginning and 26.1 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:32:39,669 INFO L168 Benchmark]: RCFGBuilder took 689.11 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 26.1 MB in the beginning and 42.2 MB in the end (delta: -16.2 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:39,670 INFO L168 Benchmark]: TraceAbstraction took 677.69 ms. Allocated memory is still 60.8 MB. Free memory was 41.7 MB in the beginning and 34.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:39,671 INFO L168 Benchmark]: Witness Printer took 5.45 ms. Allocated memory is still 60.8 MB. Free memory was 34.4 MB in the beginning and 34.0 MB in the end (delta: 352.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:32:39,676 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 37.7 MB. Free memory was 17.9 MB in the beginning and 17.8 MB in the end (delta: 56.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 330.95 ms. Allocated memory is still 50.3 MB. Free memory was 27.2 MB in the beginning and 29.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.64 ms. Allocated memory is still 50.3 MB. Free memory was 29.5 MB in the beginning and 27.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.48 ms. Allocated memory is still 50.3 MB. Free memory was 27.7 MB in the beginning and 26.1 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 689.11 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 26.1 MB in the beginning and 42.2 MB in the end (delta: -16.2 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 677.69 ms. Allocated memory is still 60.8 MB. Free memory was 41.7 MB in the beginning and 34.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. * Witness Printer took 5.45 ms. Allocated memory is still 60.8 MB. Free memory was 34.4 MB in the beginning and 34.0 MB in the end (delta: 352.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 88]: 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 87, overapproximation of bitwiseAnd at line 30. Possible FailurePath: [L83] double x = 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; [L84] double res = trunc_double(x); [L87] EXPR res == 0.0 && __signbit_double(res) == 0 [L87] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L88] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 28 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: 32 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=28occurred 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 15:32:42,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 15:32:42,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 15:32:42,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 15:32:42,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 15:32:42,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 15:32:42,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 15:32:42,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 15:32:42,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 15:32:42,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 15:32:42,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 15:32:42,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 15:32:42,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 15:32:42,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 15:32:42,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 15:32:42,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 15:32:42,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 15:32:42,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 15:32:42,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 15:32:42,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 15:32:42,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 15:32:42,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 15:32:42,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 15:32:42,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 15:32:42,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 15:32:42,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 15:32:42,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 15:32:42,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 15:32:42,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 15:32:42,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 15:32:42,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 15:32:42,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 15:32:42,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 15:32:42,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 15:32:42,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 15:32:42,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 15:32:42,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 15:32:42,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 15:32:42,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 15:32:42,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 15:32:42,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 15:32:42,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 15:32:42,305 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 15:32:42,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 15:32:42,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 15:32:42,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 15:32:42,310 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 15:32:42,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 15:32:42,310 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 15:32:42,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 15:32:42,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 15:32:42,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 15:32:42,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 15:32:42,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 15:32:42,312 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 15:32:42,312 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 15:32:42,312 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 15:32:42,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 15:32:42,313 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 15:32:42,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 15:32:42,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 15:32:42,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 15:32:42,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-02 15:32:42,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 15:32:42,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 15:32:42,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 15:32:42,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 15:32:42,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 15:32:42,315 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 15:32:42,316 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-02 15:32:42,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 15:32:42,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 15:32:42,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 15:32:42,317 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 777c7562805902004290a0dc1b0fc10a1576c196 [2020-12-02 15:32:42,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 15:32:42,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 15:32:42,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 15:32:42,774 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 15:32:42,775 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 15:32:42,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1072b.c [2020-12-02 15:32:42,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/432fe7b95/cce13a42618e45eab9ee3cce5f3873f2/FLAG4283531c6 [2020-12-02 15:32:43,495 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 15:32:43,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1072b.c [2020-12-02 15:32:43,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/432fe7b95/cce13a42618e45eab9ee3cce5f3873f2/FLAG4283531c6 [2020-12-02 15:32:43,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/432fe7b95/cce13a42618e45eab9ee3cce5f3873f2 [2020-12-02 15:32:43,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 15:32:43,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 15:32:43,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 15:32:43,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 15:32:43,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 15:32:43,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:43" (1/1) ... [2020-12-02 15:32:43,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2339fe42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:43, skipping insertion in model container [2020-12-02 15:32:43,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:43" (1/1) ... [2020-12-02 15:32:43,850 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 15:32:43,877 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-12-02 15:32:44,102 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_1072b.c[2110,2123] [2020-12-02 15:32:44,106 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:32:44,122 INFO L212 MainTranslator]: Completed pre-run [2020-12-02 15:32:44,162 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_1072b.c[2110,2123] [2020-12-02 15:32:44,164 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-12-02 15:32:44,187 INFO L217 MainTranslator]: Completed translation [2020-12-02 15:32:44,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44 WrapperNode [2020-12-02 15:32:44,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 15:32:44,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 15:32:44,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 15:32:44,190 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 15:32:44,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (1/1) ... [2020-12-02 15:32:44,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (1/1) ... [2020-12-02 15:32:44,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 15:32:44,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 15:32:44,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 15:32:44,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 15:32:44,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (1/1) ... [2020-12-02 15:32:44,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (1/1) ... [2020-12-02 15:32:44,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (1/1) ... [2020-12-02 15:32:44,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (1/1) ... [2020-12-02 15:32:44,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (1/1) ... [2020-12-02 15:32:44,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (1/1) ... [2020-12-02 15:32:44,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (1/1) ... [2020-12-02 15:32:44,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 15:32:44,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 15:32:44,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 15:32:44,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 15:32:44,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (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 15:32:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-12-02 15:32:44,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-02 15:32:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-02 15:32:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 15:32:44,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 15:32:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 15:32:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 15:32:44,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 15:32:44,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 15:32:44,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 15:32:45,066 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 15:32:45,066 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-02 15:32:45,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:45 BoogieIcfgContainer [2020-12-02 15:32:45,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 15:32:45,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 15:32:45,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 15:32:45,075 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 15:32:45,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:32:43" (1/3) ... [2020-12-02 15:32:45,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74bb95f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:45, skipping insertion in model container [2020-12-02 15:32:45,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:44" (2/3) ... [2020-12-02 15:32:45,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74bb95f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:45, skipping insertion in model container [2020-12-02 15:32:45,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:45" (3/3) ... [2020-12-02 15:32:45,080 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072b.c [2020-12-02 15:32:45,096 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 15:32:45,100 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 15:32:45,113 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 15:32:45,143 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 15:32:45,143 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 15:32:45,144 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 15:32:45,144 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 15:32:45,144 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 15:32:45,144 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 15:32:45,145 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 15:32:45,145 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 15:32:45,160 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2020-12-02 15:32:45,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-02 15:32:45,167 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:32:45,168 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:32:45,169 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:32:45,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:32:45,176 INFO L82 PathProgramCache]: Analyzing trace with hash 166150340, now seen corresponding path program 1 times [2020-12-02 15:32:45,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:32:45,192 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1497472900] [2020-12-02 15:32:45,197 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 15:32:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:32:45,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 15:32:45,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:32:45,479 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 15:32:45,479 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:32:45,524 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 15:32:45,526 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1497472900] [2020-12-02 15:32:45,527 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:32:45,527 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 15:32:45,528 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56494021] [2020-12-02 15:32:45,534 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 15:32:45,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:32:45,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 15:32:45,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 15:32:45,558 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2020-12-02 15:32:45,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:32:45,582 INFO L93 Difference]: Finished difference Result 54 states and 84 transitions. [2020-12-02 15:32:45,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 15:32:45,584 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-12-02 15:32:45,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:32:45,603 INFO L225 Difference]: With dead ends: 54 [2020-12-02 15:32:45,604 INFO L226 Difference]: Without dead ends: 25 [2020-12-02 15:32:45,607 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 15:32:45,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-12-02 15:32:45,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2020-12-02 15:32:45,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-12-02 15:32:45,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2020-12-02 15:32:45,653 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 11 [2020-12-02 15:32:45,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:32:45,653 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2020-12-02 15:32:45,653 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 15:32:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2020-12-02 15:32:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 15:32:45,654 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:32:45,655 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:32:45,869 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 15:32:45,870 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:32:45,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:32:45,872 INFO L82 PathProgramCache]: Analyzing trace with hash 786071265, now seen corresponding path program 1 times [2020-12-02 15:32:45,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:32:45,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [571066587] [2020-12-02 15:32:45,873 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 15:32:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:32:46,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-02 15:32:46,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:32:46,137 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 15:32:46,137 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:32:46,212 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 15:32:46,213 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [571066587] [2020-12-02 15:32:46,213 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:32:46,213 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-12-02 15:32:46,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141088610] [2020-12-02 15:32:46,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-02 15:32:46,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:32:46,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-02 15:32:46,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-02 15:32:46,217 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand 8 states. [2020-12-02 15:32:46,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:32:46,347 INFO L93 Difference]: Finished difference Result 35 states and 39 transitions. [2020-12-02 15:32:46,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-02 15:32:46,348 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 12 [2020-12-02 15:32:46,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:32:46,349 INFO L225 Difference]: With dead ends: 35 [2020-12-02 15:32:46,349 INFO L226 Difference]: Without dead ends: 19 [2020-12-02 15:32:46,350 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-12-02 15:32:46,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2020-12-02 15:32:46,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2020-12-02 15:32:46,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-12-02 15:32:46,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2020-12-02 15:32:46,369 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 12 [2020-12-02 15:32:46,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:32:46,369 INFO L481 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2020-12-02 15:32:46,370 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-02 15:32:46,370 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2020-12-02 15:32:46,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-02 15:32:46,370 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:32:46,371 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:32:46,584 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 15:32:46,586 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:32:46,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:32:46,588 INFO L82 PathProgramCache]: Analyzing trace with hash -660443026, now seen corresponding path program 1 times [2020-12-02 15:32:46,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:32:46,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1002923164] [2020-12-02 15:32:46,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-02 15:32:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:32:46,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-02 15:32:46,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:32:46,806 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2020-12-02 15:32:46,813 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 15:32:46,817 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:32:46,818 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 15:32:46,821 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:32:46,823 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-02 15:32:46,823 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:7 [2020-12-02 15:32:46,875 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 15:32:46,898 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 15:32:46,899 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:32:46,985 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2020-12-02 15:32:46,991 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 15:32:46,995 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:32:46,996 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 15:32:47,006 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:32:47,007 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-02 15:32:47,008 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:62, output treesize:32 [2020-12-02 15:32:47,058 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 15:32:47,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1002923164] [2020-12-02 15:32:47,059 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:32:47,059 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2020-12-02 15:32:47,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809618325] [2020-12-02 15:32:47,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-02 15:32:47,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:32:47,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-02 15:32:47,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-02 15:32:47,062 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 9 states. [2020-12-02 15:32:47,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:32:47,350 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2020-12-02 15:32:47,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-02 15:32:47,350 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-12-02 15:32:47,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:32:47,351 INFO L225 Difference]: With dead ends: 22 [2020-12-02 15:32:47,351 INFO L226 Difference]: Without dead ends: 19 [2020-12-02 15:32:47,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 3 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-12-02 15:32:47,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2020-12-02 15:32:47,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2020-12-02 15:32:47,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-12-02 15:32:47,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2020-12-02 15:32:47,359 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 14 [2020-12-02 15:32:47,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:32:47,359 INFO L481 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2020-12-02 15:32:47,360 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-02 15:32:47,360 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2020-12-02 15:32:47,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-02 15:32:47,361 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 15:32:47,361 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 15:32:47,561 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 15:32:47,562 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 15:32:47,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 15:32:47,564 INFO L82 PathProgramCache]: Analyzing trace with hash 1192312195, now seen corresponding path program 1 times [2020-12-02 15:32:47,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 15:32:47,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1991281070] [2020-12-02 15:32:47,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-02 15:32:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 15:32:47,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-02 15:32:47,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 15:32:47,779 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2020-12-02 15:32:47,784 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 15:32:47,786 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:32:47,787 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 15:32:47,794 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:32:47,796 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-02 15:32:47,796 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:28, output treesize:18 [2020-12-02 15:32:47,909 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 15:32:47,971 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 15:32:47,971 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 15:32:48,159 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2020-12-02 15:32:48,166 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 15:32:48,168 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:32:48,169 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 15:32:48,171 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 15:32:48,172 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-02 15:32:48,172 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:8 [2020-12-02 15:32:48,297 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 15:32:48,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1991281070] [2020-12-02 15:32:48,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 15:32:48,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2020-12-02 15:32:48,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751938473] [2020-12-02 15:32:48,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-12-02 15:32:48,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 15:32:48,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-12-02 15:32:48,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2020-12-02 15:32:48,301 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 18 states. [2020-12-02 15:32:48,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 15:32:48,798 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2020-12-02 15:32:48,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-02 15:32:48,800 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 18 [2020-12-02 15:32:48,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 15:32:48,801 INFO L225 Difference]: With dead ends: 19 [2020-12-02 15:32:48,801 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 15:32:48,802 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 16 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2020-12-02 15:32:48,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 15:32:48,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 15:32:48,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 15:32:48,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 15:32:48,802 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2020-12-02 15:32:48,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 15:32:48,803 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 15:32:48,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-12-02 15:32:48,803 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 15:32:48,803 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 15:32:49,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-02 15:32:49,007 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 15:32:49,323 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2020-12-02 15:32:49,611 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 56 [2020-12-02 15:32:49,619 INFO L258 CegarLoopResult]: At program point L73(lines 64 74) the Hoare annotation is: (and (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= ULTIMATE.start_trunc_double_~msw~0 ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (= (_ +zero 11 53) (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))))) (exists ((ULTIMATE.start___signbit_double_~x (_ BitVec 64))) (and (= ULTIMATE.start___signbit_double_~msw~1 ((_ extract 63 32) ULTIMATE.start___signbit_double_~x)) (= (fp ((_ extract 63 63) ULTIMATE.start___signbit_double_~x) ((_ extract 62 52) ULTIMATE.start___signbit_double_~x) ((_ extract 51 0) ULTIMATE.start___signbit_double_~x)) (_ +zero 11 53)))) (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= (_ +zero 11 53) (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))) (= (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_trunc_double_~exponent_less_1023~0))) (= (fp ((_ extract 63 63) ULTIMATE.start___signbit_double_~x) ((_ extract 62 52) ULTIMATE.start___signbit_double_~x) ((_ extract 51 0) ULTIMATE.start___signbit_double_~x)) (_ +zero 11 53)) (= (_ +zero 11 53) (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|))) (= (fp ((_ extract 63 63) ULTIMATE.start_main_~res~0) ((_ extract 62 52) ULTIMATE.start_main_~res~0) ((_ extract 51 0) ULTIMATE.start_main_~res~0)) (_ +zero 11 53)) (= |ULTIMATE.start___signbit_double_#res| (_ bv0 32)) (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= (bvand (_ bv2147483648 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) ULTIMATE.start_trunc_double_~signbit~0) (= (_ +zero 11 53) (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))))) (= (_ +zero 11 53) (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))) |ULTIMATE.start_main_#t~short24|) [2020-12-02 15:32:49,619 INFO L262 CegarLoopResult]: For program point L32(lines 32 60) no Hoare annotation was computed. [2020-12-02 15:32:49,619 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 15:32:49,619 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 15:32:49,619 INFO L258 CegarLoopResult]: At program point L61(lines 19 62) the Hoare annotation is: (and (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= ULTIMATE.start_trunc_double_~msw~0 ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (= (_ +zero 11 53) (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))))) (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= (_ +zero 11 53) (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))) (= (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_trunc_double_~exponent_less_1023~0))) (= (_ +zero 11 53) (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|))) (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= (bvand (_ bv2147483648 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) ULTIMATE.start_trunc_double_~signbit~0) (= (_ +zero 11 53) (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))))) (= (_ +zero 11 53) (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)))) [2020-12-02 15:32:49,619 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 15:32:49,620 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 88) no Hoare annotation was computed. [2020-12-02 15:32:49,620 INFO L262 CegarLoopResult]: For program point L24-1(lines 24 29) no Hoare annotation was computed. [2020-12-02 15:32:49,620 INFO L258 CegarLoopResult]: At program point L24-2(lines 24 29) the Hoare annotation is: (= (_ +zero 11 53) (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))) [2020-12-02 15:32:49,620 INFO L262 CegarLoopResult]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2020-12-02 15:32:49,620 INFO L262 CegarLoopResult]: For program point L49(lines 49 60) no Hoare annotation was computed. [2020-12-02 15:32:49,620 INFO L262 CegarLoopResult]: For program point L41-1(lines 41 47) no Hoare annotation was computed. [2020-12-02 15:32:49,620 INFO L258 CegarLoopResult]: At program point L41-2(lines 41 47) the Hoare annotation is: false [2020-12-02 15:32:49,620 INFO L262 CegarLoopResult]: For program point L33(lines 33 48) no Hoare annotation was computed. [2020-12-02 15:32:49,620 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 15:32:49,621 INFO L262 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-12-02 15:32:49,621 INFO L262 CegarLoopResult]: For program point L54-1(lines 54 59) no Hoare annotation was computed. [2020-12-02 15:32:49,621 INFO L262 CegarLoopResult]: For program point L87-2(lines 87 90) no Hoare annotation was computed. [2020-12-02 15:32:49,622 INFO L258 CegarLoopResult]: At program point L54-2(lines 54 59) the Hoare annotation is: false [2020-12-02 15:32:49,622 INFO L262 CegarLoopResult]: For program point L54-3(lines 32 60) no Hoare annotation was computed. [2020-12-02 15:32:49,622 INFO L262 CegarLoopResult]: For program point L50(lines 50 52) no Hoare annotation was computed. [2020-12-02 15:32:49,622 INFO L262 CegarLoopResult]: For program point L67-1(lines 67 71) no Hoare annotation was computed. [2020-12-02 15:32:49,623 INFO L262 CegarLoopResult]: For program point L34-1(lines 34 39) no Hoare annotation was computed. [2020-12-02 15:32:49,623 INFO L258 CegarLoopResult]: At program point L67-2(lines 67 71) the Hoare annotation is: (and (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= ULTIMATE.start_trunc_double_~msw~0 ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (= (_ +zero 11 53) (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))))) (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= (_ +zero 11 53) (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))) (= (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_trunc_double_~exponent_less_1023~0))) (= (fp ((_ extract 63 63) ULTIMATE.start___signbit_double_~x) ((_ extract 62 52) ULTIMATE.start___signbit_double_~x) ((_ extract 51 0) ULTIMATE.start___signbit_double_~x)) (_ +zero 11 53)) (= (_ +zero 11 53) (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|))) (= (fp ((_ extract 63 63) ULTIMATE.start_main_~res~0) ((_ extract 62 52) ULTIMATE.start_main_~res~0) ((_ extract 51 0) ULTIMATE.start_main_~res~0)) (_ +zero 11 53)) |ULTIMATE.start_main_#t~short24| (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= (bvand (_ bv2147483648 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) ULTIMATE.start_trunc_double_~signbit~0) (= (_ +zero 11 53) (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))))) (= (_ +zero 11 53) (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)))) [2020-12-02 15:32:49,624 INFO L258 CegarLoopResult]: At program point L34-2(lines 34 39) the Hoare annotation is: (and (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= ULTIMATE.start_trunc_double_~msw~0 ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (= (_ +zero 11 53) (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))))) (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= (_ +zero 11 53) (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))) (= (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_trunc_double_~exponent_less_1023~0))) (exists ((ULTIMATE.start_trunc_double_~x (_ BitVec 64))) (and (= (bvand (_ bv2147483648 32) ((_ extract 63 32) ULTIMATE.start_trunc_double_~x)) ULTIMATE.start_trunc_double_~signbit~0) (= (_ +zero 11 53) (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))))) (= (_ +zero 11 53) (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)))) [2020-12-02 15:32:49,624 INFO L262 CegarLoopResult]: For program point L67-3(lines 67 71) no Hoare annotation was computed. [2020-12-02 15:32:49,624 INFO L265 CegarLoopResult]: At program point L92(lines 76 93) the Hoare annotation is: true [2020-12-02 15:32:49,624 INFO L262 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-12-02 15:32:49,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,637 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,637 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,665 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,666 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,667 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,667 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,667 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,667 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,668 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,668 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,668 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,668 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,669 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,670 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,670 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,670 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,670 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,671 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,671 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,671 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,671 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,672 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,672 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,672 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,672 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,673 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,673 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,673 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,673 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:32:49 BoogieIcfgContainer [2020-12-02 15:32:49,676 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 15:32:49,677 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 15:32:49,677 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 15:32:49,677 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 15:32:49,678 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:45" (3/4) ... [2020-12-02 15:32:49,681 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 15:32:49,698 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2020-12-02 15:32:49,699 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-02 15:32:49,699 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-02 15:32:49,699 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 15:32:49,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists ULTIMATE.start_trunc_double_~x : bv64 :: msw == ULTIMATE.start_trunc_double_~x[63:32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0])) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]) && ~bvadd64(~bvashr32(~bvand32(2146435072bv32, ULTIMATE.start_trunc_double_~x[63:32]), 20bv32), 4294966273bv32) == exponent_less_1023)) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~bvand32(2147483648bv32, ULTIMATE.start_trunc_double_~x[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]))) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) [2020-12-02 15:32:49,730 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\exists ULTIMATE.start_trunc_double_~x : bv64 :: msw == ULTIMATE.start_trunc_double_~x[63:32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0])) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]) && ~bvadd64(~bvashr32(~bvand32(2146435072bv32, ULTIMATE.start_trunc_double_~x[63:32]), 20bv32), 4294966273bv32) == exponent_less_1023)) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~bvand32(2147483648bv32, ULTIMATE.start_trunc_double_~x[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]))) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) [2020-12-02 15:32:49,731 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\exists ULTIMATE.start_trunc_double_~x : bv64 :: msw == ULTIMATE.start_trunc_double_~x[63:32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0])) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]) && ~bvadd64(~bvashr32(~bvand32(2146435072bv32, ULTIMATE.start_trunc_double_~x[63:32]), 20bv32), 4294966273bv32) == exponent_less_1023)) && ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) && ~fp~LONGDOUBLE(res[63:63], res[62:52], res[51:0]) == ~Pluszero~LONGDOUBLE()) && aux-res == 0.0 && __signbit_double(res) == 0-aux) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~bvand32(2147483648bv32, ULTIMATE.start_trunc_double_~x[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]))) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) [2020-12-02 15:32:49,731 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\exists ULTIMATE.start_trunc_double_~x : bv64 :: msw == ULTIMATE.start_trunc_double_~x[63:32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0])) && (\exists ULTIMATE.start___signbit_double_~x : bv64 :: msw == ULTIMATE.start___signbit_double_~x[63:32] && ~fp~LONGDOUBLE(ULTIMATE.start___signbit_double_~x[63:63], ULTIMATE.start___signbit_double_~x[62:52], ULTIMATE.start___signbit_double_~x[51:0]) == ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]) && ~bvadd64(~bvashr32(~bvand32(2146435072bv32, ULTIMATE.start_trunc_double_~x[63:32]), 20bv32), 4294966273bv32) == exponent_less_1023)) && ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) && ~fp~LONGDOUBLE(res[63:63], res[62:52], res[51:0]) == ~Pluszero~LONGDOUBLE()) && \result == 0bv32) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~bvand32(2147483648bv32, ULTIMATE.start_trunc_double_~x[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]))) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0])) && aux-res == 0.0 && __signbit_double(res) == 0-aux [2020-12-02 15:32:49,764 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 15:32:49,765 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 15:32:49,766 INFO L168 Benchmark]: Toolchain (without parser) took 5938.81 ms. Allocated memory was 44.0 MB in the beginning and 67.1 MB in the end (delta: 23.1 MB). Free memory was 21.5 MB in the beginning and 30.6 MB in the end (delta: -9.1 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:49,769 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 44.0 MB. Free memory was 29.2 MB in the beginning and 29.2 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 15:32:49,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.02 ms. Allocated memory is still 44.0 MB. Free memory was 21.3 MB in the beginning and 22.7 MB in the end (delta: -1.4 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:49,771 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.21 ms. Allocated memory is still 44.0 MB. Free memory was 22.7 MB in the beginning and 20.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:49,771 INFO L168 Benchmark]: Boogie Preprocessor took 41.20 ms. Allocated memory is still 44.0 MB. Free memory was 20.8 MB in the beginning and 19.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:49,774 INFO L168 Benchmark]: RCFGBuilder took 785.95 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 18.9 MB in the beginning and 29.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:49,775 INFO L168 Benchmark]: TraceAbstraction took 4605.80 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.8 MB in the beginning and 34.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:49,776 INFO L168 Benchmark]: Witness Printer took 88.05 ms. Allocated memory is still 67.1 MB. Free memory was 34.3 MB in the beginning and 30.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 15:32:49,781 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 44.0 MB. Free memory was 29.2 MB in the beginning and 29.2 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 360.02 ms. Allocated memory is still 44.0 MB. Free memory was 21.3 MB in the beginning and 22.7 MB in the end (delta: -1.4 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 50.21 ms. Allocated memory is still 44.0 MB. Free memory was 22.7 MB in the beginning and 20.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.20 ms. Allocated memory is still 44.0 MB. Free memory was 20.8 MB in the beginning and 19.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 785.95 ms. Allocated memory was 44.0 MB in the beginning and 54.5 MB in the end (delta: 10.5 MB). Free memory was 18.9 MB in the beginning and 29.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4605.80 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 28.8 MB in the beginning and 34.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. * Witness Printer took 88.05 ms. Allocated memory is still 67.1 MB. Free memory was 34.3 MB in the beginning and 30.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 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[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[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[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[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[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[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[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[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[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[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[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[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[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___signbit_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_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[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[ULTIMATE.start_trunc_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_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[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] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 88]: 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: 34]: Loop Invariant [2020-12-02 15:32:49,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,802 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,803 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,804 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,805 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,806 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,807 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] Derived loop invariant: (((\exists ULTIMATE.start_trunc_double_~x : bv64 :: msw == ULTIMATE.start_trunc_double_~x[63:32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0])) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]) && ~bvadd64(~bvashr32(~bvand32(2146435072bv32, ULTIMATE.start_trunc_double_~x[63:32]), 20bv32), 4294966273bv32) == exponent_less_1023)) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~bvand32(2147483648bv32, ULTIMATE.start_trunc_double_~x[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]))) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) - InvariantResult [Line: 67]: Loop Invariant [2020-12-02 15:32:49,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,808 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,809 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,810 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,811 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,812 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,813 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] Derived loop invariant: (((((((\exists ULTIMATE.start_trunc_double_~x : bv64 :: msw == ULTIMATE.start_trunc_double_~x[63:32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0])) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]) && ~bvadd64(~bvashr32(~bvand32(2146435072bv32, ULTIMATE.start_trunc_double_~x[63:32]), 20bv32), 4294966273bv32) == exponent_less_1023)) && ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) && ~fp~LONGDOUBLE(res[63:63], res[62:52], res[51:0]) == ~Pluszero~LONGDOUBLE()) && aux-res == 0.0 && __signbit_double(res) == 0-aux) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~bvand32(2147483648bv32, ULTIMATE.start_trunc_double_~x[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]))) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant [2020-12-02 15:32:49,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,814 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,815 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,816 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,817 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,817 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,817 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,818 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,819 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] Derived loop invariant: ((((\exists ULTIMATE.start_trunc_double_~x : bv64 :: msw == ULTIMATE.start_trunc_double_~x[63:32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0])) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]) && ~bvadd64(~bvashr32(~bvand32(2146435072bv32, ULTIMATE.start_trunc_double_~x[63:32]), 20bv32), 4294966273bv32) == exponent_less_1023)) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~bvand32(2147483648bv32, ULTIMATE.start_trunc_double_~x[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]))) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) - InvariantResult [Line: 64]: Loop Invariant [2020-12-02 15:32:49,820 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,820 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,820 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,821 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,822 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,822 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,822 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,823 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,824 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,825 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,825 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,825 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,825 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,826 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,826 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,826 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___signbit_double_~x,QUANTIFIED] [2020-12-02 15:32:49,826 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,827 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] [2020-12-02 15:32:49,828 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_double_~x,QUANTIFIED] Derived loop invariant: (((((((((\exists ULTIMATE.start_trunc_double_~x : bv64 :: msw == ULTIMATE.start_trunc_double_~x[63:32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0])) && (\exists ULTIMATE.start___signbit_double_~x : bv64 :: msw == ULTIMATE.start___signbit_double_~x[63:32] && ~fp~LONGDOUBLE(ULTIMATE.start___signbit_double_~x[63:63], ULTIMATE.start___signbit_double_~x[62:52], ULTIMATE.start___signbit_double_~x[51:0]) == ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]) && ~bvadd64(~bvashr32(~bvand32(2146435072bv32, ULTIMATE.start_trunc_double_~x[63:32]), 20bv32), 4294966273bv32) == exponent_less_1023)) && ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0]) == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(\result[63:63], \result[62:52], \result[51:0])) && ~fp~LONGDOUBLE(res[63:63], res[62:52], res[51:0]) == ~Pluszero~LONGDOUBLE()) && \result == 0bv32) && (\exists ULTIMATE.start_trunc_double_~x : bv64 :: ~bvand32(2147483648bv32, ULTIMATE.start_trunc_double_~x[63:32]) == signbit && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start_trunc_double_~x[63:63], ULTIMATE.start_trunc_double_~x[62:52], ULTIMATE.start_trunc_double_~x[51:0]))) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(x[63:63], x[62:52], x[51:0])) && aux-res == 0.0 && __signbit_double(res) == 0-aux - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 28 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.8s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 67 SDtfs, 159 SDslu, 82 SDs, 0 SdLazy, 82 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 116 GetRequests, 71 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 3 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 14 NumberOfFragments, 347 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 184 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 102 ConstructedInterpolants, 22 QuantifiedInterpolants, 8962 SizeOfPredicates, 27 NumberOfNonLiveVariables, 203 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...