./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0686b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3e5ce664 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_0686b.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 2450a058b5917f7939684a957099b0e6e44b8068 .................................................................................................................................................................................................................................................................................................................................... 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_0686b.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 2450a058b5917f7939684a957099b0e6e44b8068 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-3e5ce66 [2020-12-02 21:29:57,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 21:29:57,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 21:29:57,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-02 21:29:57,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-02 21:29:57,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-02 21:29:57,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-02 21:29:57,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-02 21:29:57,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-02 21:29:57,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-02 21:29:57,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-02 21:29:57,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-02 21:29:57,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 21:29:57,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 21:29:57,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 21:29:57,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 21:29:57,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 21:29:57,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 21:29:57,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 21:29:57,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 21:29:57,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 21:29:57,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 21:29:58,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 21:29:58,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 21:29:58,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 21:29:58,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 21:29:58,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 21:29:58,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 21:29:58,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 21:29:58,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 21:29:58,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 21:29:58,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 21:29:58,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 21:29:58,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 21:29:58,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 21:29:58,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 21:29:58,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 21:29:58,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 21:29:58,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 21:29:58,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 21:29:58,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 21:29:58,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-02 21:29:58,104 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 21:29:58,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 21:29:58,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 21:29:58,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 21:29:58,110 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 21:29:58,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 21:29:58,111 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 21:29:58,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-02 21:29:58,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 21:29:58,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 21:29:58,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 21:29:58,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 21:29:58,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 21:29:58,115 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 21:29:58,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 21:29:58,115 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 21:29:58,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 21:29:58,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 21:29:58,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 21:29:58,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 21:29:58,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 21:29:58,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 21:29:58,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 21:29:58,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 21:29:58,118 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-02 21:29:58,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-02 21:29:58,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 21:29:58,119 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 21:29:58,119 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2450a058b5917f7939684a957099b0e6e44b8068 [2020-12-02 21:29:58,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 21:29:58,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 21:29:58,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 21:29:58,624 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 21:29:58,625 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 21:29:58,627 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0686b.c [2020-12-02 21:29:58,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95697518b/6de9b809735149928c3c9fea88dad8a9/FLAGc1f54763e [2020-12-02 21:29:59,414 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 21:29:59,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0686b.c [2020-12-02 21:29:59,439 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95697518b/6de9b809735149928c3c9fea88dad8a9/FLAGc1f54763e [2020-12-02 21:29:59,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95697518b/6de9b809735149928c3c9fea88dad8a9 [2020-12-02 21:29:59,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 21:29:59,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 21:29:59,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 21:29:59,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 21:29:59,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 21:29:59,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:29:59" (1/1) ... [2020-12-02 21:29:59,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@468bb3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:29:59, skipping insertion in model container [2020-12-02 21:29:59,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:29:59" (1/1) ... [2020-12-02 21:29:59,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 21:29:59,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-02 21:30:00,008 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_0686b.c[6207,6220] [2020-12-02 21:30:00,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-02 21:30:00,026 INFO L203 MainTranslator]: Completed pre-run [2020-12-02 21:30:00,143 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_0686b.c[6207,6220] [2020-12-02 21:30:00,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-02 21:30:00,184 INFO L208 MainTranslator]: Completed translation [2020-12-02 21:30:00,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00 WrapperNode [2020-12-02 21:30:00,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 21:30:00,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 21:30:00,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 21:30:00,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 21:30:00,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (1/1) ... [2020-12-02 21:30:00,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (1/1) ... [2020-12-02 21:30:00,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 21:30:00,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 21:30:00,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 21:30:00,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 21:30:00,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (1/1) ... [2020-12-02 21:30:00,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (1/1) ... [2020-12-02 21:30:00,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (1/1) ... [2020-12-02 21:30:00,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (1/1) ... [2020-12-02 21:30:00,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (1/1) ... [2020-12-02 21:30:00,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (1/1) ... [2020-12-02 21:30:00,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (1/1) ... [2020-12-02 21:30:00,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 21:30:00,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 21:30:00,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 21:30:00,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 21:30:00,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (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 21:30:00,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-02 21:30:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 21:30:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-02 21:30:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-02 21:30:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-02 21:30:00,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 21:30:00,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 21:30:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-02 21:30:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-12-02 21:30:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 21:30:01,462 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 21:30:01,463 INFO L298 CfgBuilder]: Removed 44 assume(true) statements. [2020-12-02 21:30:01,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:30:01 BoogieIcfgContainer [2020-12-02 21:30:01,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 21:30:01,468 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 21:30:01,468 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 21:30:01,473 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 21:30:01,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:29:59" (1/3) ... [2020-12-02 21:30:01,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3b1f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:30:01, skipping insertion in model container [2020-12-02 21:30:01,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:00" (2/3) ... [2020-12-02 21:30:01,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3b1f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:30:01, skipping insertion in model container [2020-12-02 21:30:01,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:30:01" (3/3) ... [2020-12-02 21:30:01,478 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0686b.c [2020-12-02 21:30:01,497 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 21:30:01,503 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 21:30:01,517 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 21:30:01,551 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 21:30:01,551 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 21:30:01,551 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 21:30:01,552 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 21:30:01,552 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 21:30:01,552 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 21:30:01,552 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 21:30:01,553 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 21:30:01,574 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2020-12-02 21:30:01,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-02 21:30:01,581 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:30:01,582 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:30:01,583 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:30:01,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:30:01,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1264059097, now seen corresponding path program 1 times [2020-12-02 21:30:01,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 21:30:01,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877510630] [2020-12-02 21:30:01,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 21:30:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:30:01,829 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 21:30:01,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877510630] [2020-12-02 21:30:01,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:30:01,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-02 21:30:01,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006809006] [2020-12-02 21:30:01,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 21:30:01,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-02 21:30:01,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 21:30:01,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 21:30:01,862 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 2 states. [2020-12-02 21:30:01,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:30:01,900 INFO L93 Difference]: Finished difference Result 224 states and 378 transitions. [2020-12-02 21:30:01,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 21:30:01,902 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-12-02 21:30:01,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:30:01,917 INFO L225 Difference]: With dead ends: 224 [2020-12-02 21:30:01,918 INFO L226 Difference]: Without dead ends: 110 [2020-12-02 21:30:01,922 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 21:30:01,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-12-02 21:30:01,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-12-02 21:30:01,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-12-02 21:30:01,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 158 transitions. [2020-12-02 21:30:01,978 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 158 transitions. Word has length 10 [2020-12-02 21:30:01,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:30:01,979 INFO L481 AbstractCegarLoop]: Abstraction has 110 states and 158 transitions. [2020-12-02 21:30:01,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 21:30:01,980 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2020-12-02 21:30:01,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 21:30:01,981 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:30:01,981 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:30:01,982 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-02 21:30:01,982 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:30:01,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:30:01,983 INFO L82 PathProgramCache]: Analyzing trace with hash -925329470, now seen corresponding path program 1 times [2020-12-02 21:30:01,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-02 21:30:01,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662208888] [2020-12-02 21:30:01,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-02 21:30:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 21:30:02,097 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 21:30:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-02 21:30:02,207 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-02 21:30:02,245 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-02 21:30:02,245 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-02 21:30:02,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-02 21:30:02,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:30:02 BoogieIcfgContainer [2020-12-02 21:30:02,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 21:30:02,298 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 21:30:02,298 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 21:30:02,299 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 21:30:02,299 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:30:01" (3/4) ... [2020-12-02 21:30:02,309 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-02 21:30:02,309 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 21:30:02,314 INFO L168 Benchmark]: Toolchain (without parser) took 2642.23 ms. Allocated memory was 41.9 MB in the beginning and 60.8 MB in the end (delta: 18.9 MB). Free memory was 18.7 MB in the beginning and 34.2 MB in the end (delta: -15.5 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-12-02 21:30:02,317 INFO L168 Benchmark]: CDTParser took 0.88 ms. Allocated memory is still 41.9 MB. Free memory was 24.4 MB in the beginning and 24.4 MB in the end (delta: 31.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 21:30:02,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 515.23 ms. Allocated memory was 41.9 MB in the beginning and 50.3 MB in the end (delta: 8.4 MB). Free memory was 18.5 MB in the beginning and 31.2 MB in the end (delta: -12.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-02 21:30:02,320 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.68 ms. Allocated memory is still 50.3 MB. Free memory was 31.2 MB in the beginning and 27.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-02 21:30:02,323 INFO L168 Benchmark]: Boogie Preprocessor took 76.95 ms. Allocated memory is still 50.3 MB. Free memory was 27.8 MB in the beginning and 24.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 21:30:02,325 INFO L168 Benchmark]: RCFGBuilder took 1108.88 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 24.7 MB in the beginning and 35.7 MB in the end (delta: -11.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2020-12-02 21:30:02,328 INFO L168 Benchmark]: TraceAbstraction took 829.36 ms. Allocated memory is still 60.8 MB. Free memory was 35.4 MB in the beginning and 34.5 MB in the end (delta: 904.2 kB). Peak memory consumption was 17.6 MB. Max. memory is 16.1 GB. [2020-12-02 21:30:02,330 INFO L168 Benchmark]: Witness Printer took 11.04 ms. Allocated memory is still 60.8 MB. Free memory was 34.5 MB in the beginning and 34.2 MB in the end (delta: 325.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 21:30:02,338 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 ms. Allocated memory is still 41.9 MB. Free memory was 24.4 MB in the beginning and 24.4 MB in the end (delta: 31.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 515.23 ms. Allocated memory was 41.9 MB in the beginning and 50.3 MB in the end (delta: 8.4 MB). Free memory was 18.5 MB in the beginning and 31.2 MB in the end (delta: -12.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.68 ms. Allocated memory is still 50.3 MB. Free memory was 31.2 MB in the beginning and 27.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.95 ms. Allocated memory is still 50.3 MB. Free memory was 27.8 MB in the beginning and 24.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1108.88 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 24.7 MB in the beginning and 35.7 MB in the end (delta: -11.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 829.36 ms. Allocated memory is still 60.8 MB. Free memory was 35.4 MB in the beginning and 34.5 MB in the end (delta: 904.2 kB). Peak memory consumption was 17.6 MB. Max. memory is 16.1 GB. * Witness Printer took 11.04 ms. Allocated memory is still 60.8 MB. Free memory was 34.5 MB in the beginning and 34.2 MB in the end (delta: 325.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 258]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 164, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of bitwiseAnd at line 162, overapproximation of someBinaryDOUBLEComparisonOperation at line 257. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L252] double x = 1.0 / 0.0; [L253] double y = -1.0 / 0.0; [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L255] double res = __ieee754_atan2(y, x); [L257] COND TRUE res != -pi_o_4 VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L258] reach_error() VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 161 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=113occurred 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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 0.2.0-3e5ce66 [2020-12-02 21:30:05,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-02 21:30:05,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-02 21:30:05,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-12-02 21:30:05,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-02 21:30:05,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-02 21:30:05,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-02 21:30:05,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-02 21:30:05,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-02 21:30:05,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-02 21:30:05,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-02 21:30:05,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-02 21:30:05,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-02 21:30:05,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-02 21:30:05,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-02 21:30:05,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-02 21:30:05,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-02 21:30:05,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-02 21:30:05,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-02 21:30:05,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-02 21:30:05,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-02 21:30:05,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-02 21:30:05,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-02 21:30:05,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-02 21:30:05,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-02 21:30:05,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-02 21:30:05,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-02 21:30:05,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-02 21:30:05,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-02 21:30:05,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-02 21:30:05,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-02 21:30:05,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-02 21:30:05,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-02 21:30:05,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-02 21:30:05,364 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-02 21:30:05,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-02 21:30:05,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-02 21:30:05,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-02 21:30:05,370 INFO L138 SettingsManager]: * Use SBE=true [2020-12-02 21:30:05,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-02 21:30:05,371 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-02 21:30:05,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-02 21:30:05,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-02 21:30:05,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-02 21:30:05,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-02 21:30:05,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-02 21:30:05,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-02 21:30:05,374 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-02 21:30:05,374 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-02 21:30:05,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-02 21:30:05,375 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-02 21:30:05,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-02 21:30:05,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-02 21:30:05,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-02 21:30:05,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-02 21:30:05,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-02 21:30:05,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-02 21:30:05,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-02 21:30:05,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-02 21:30:05,378 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-02 21:30:05,378 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-02 21:30:05,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-02 21:30:05,378 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-02 21:30:05,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-02 21:30:05,379 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2450a058b5917f7939684a957099b0e6e44b8068 [2020-12-02 21:30:05,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-02 21:30:05,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-02 21:30:05,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-02 21:30:05,893 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-02 21:30:05,894 INFO L275 PluginConnector]: CDTParser initialized [2020-12-02 21:30:05,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0686b.c [2020-12-02 21:30:05,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/488295faa/17f407f3f5fe4750869eee7ec3ae3370/FLAG869e02160 [2020-12-02 21:30:06,746 INFO L306 CDTParser]: Found 1 translation units. [2020-12-02 21:30:06,747 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0686b.c [2020-12-02 21:30:06,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/488295faa/17f407f3f5fe4750869eee7ec3ae3370/FLAG869e02160 [2020-12-02 21:30:07,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/488295faa/17f407f3f5fe4750869eee7ec3ae3370 [2020-12-02 21:30:07,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-02 21:30:07,087 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-02 21:30:07,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-02 21:30:07,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-02 21:30:07,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-02 21:30:07,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bfcc933 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07, skipping insertion in model container [2020-12-02 21:30:07,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-02 21:30:07,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-02 21:30:07,457 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_0686b.c[6207,6220] [2020-12-02 21:30:07,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-02 21:30:07,505 INFO L203 MainTranslator]: Completed pre-run [2020-12-02 21:30:07,619 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_0686b.c[6207,6220] [2020-12-02 21:30:07,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-02 21:30:07,657 INFO L208 MainTranslator]: Completed translation [2020-12-02 21:30:07,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07 WrapperNode [2020-12-02 21:30:07,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-02 21:30:07,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-02 21:30:07,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-02 21:30:07,666 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-02 21:30:07,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-02 21:30:07,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-02 21:30:07,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-02 21:30:07,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-02 21:30:07,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (1/1) ... [2020-12-02 21:30:07,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-02 21:30:07,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-02 21:30:07,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-02 21:30:07,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-02 21:30:07,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (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 21:30:08,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-12-02 21:30:08,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-12-02 21:30:08,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-02 21:30:08,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-02 21:30:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2020-12-02 21:30:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-02 21:30:08,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-02 21:30:08,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-02 21:30:08,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-02 21:30:08,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-02 21:31:01,609 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-02 21:31:01,611 INFO L298 CfgBuilder]: Removed 44 assume(true) statements. [2020-12-02 21:31:01,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:01 BoogieIcfgContainer [2020-12-02 21:31:01,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-02 21:31:01,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-02 21:31:01,621 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-02 21:31:01,625 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-02 21:31:01,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:30:07" (1/3) ... [2020-12-02 21:31:01,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756b3b3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:31:01, skipping insertion in model container [2020-12-02 21:31:01,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:07" (2/3) ... [2020-12-02 21:31:01,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756b3b3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:31:01, skipping insertion in model container [2020-12-02 21:31:01,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:01" (3/3) ... [2020-12-02 21:31:01,636 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0686b.c [2020-12-02 21:31:01,654 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-02 21:31:01,662 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-02 21:31:01,681 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-02 21:31:01,735 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-02 21:31:01,736 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-02 21:31:01,736 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-02 21:31:01,736 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-02 21:31:01,736 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-02 21:31:01,736 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-02 21:31:01,737 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-02 21:31:01,737 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-02 21:31:01,768 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2020-12-02 21:31:01,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-02 21:31:01,777 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:31:01,778 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:31:01,779 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:31:01,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:31:01,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1264059097, now seen corresponding path program 1 times [2020-12-02 21:31:01,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:31:01,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [281718327] [2020-12-02 21:31:01,830 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 21:31:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:31:02,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-02 21:31:02,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:31:02,506 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 21:31:02,507 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:31:02,528 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 21:31:02,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [281718327] [2020-12-02 21:31:02,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:31:02,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-12-02 21:31:02,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216819683] [2020-12-02 21:31:02,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-02 21:31:02,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:31:02,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-02 21:31:02,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 21:31:02,565 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 2 states. [2020-12-02 21:31:02,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:31:02,629 INFO L93 Difference]: Finished difference Result 224 states and 378 transitions. [2020-12-02 21:31:02,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-02 21:31:02,632 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-12-02 21:31:02,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:31:02,650 INFO L225 Difference]: With dead ends: 224 [2020-12-02 21:31:02,651 INFO L226 Difference]: Without dead ends: 110 [2020-12-02 21:31:02,656 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-02 21:31:02,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-12-02 21:31:02,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-12-02 21:31:02,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-12-02 21:31:02,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 158 transitions. [2020-12-02 21:31:02,712 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 158 transitions. Word has length 10 [2020-12-02 21:31:02,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:31:02,713 INFO L481 AbstractCegarLoop]: Abstraction has 110 states and 158 transitions. [2020-12-02 21:31:02,713 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-02 21:31:02,714 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2020-12-02 21:31:02,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-02 21:31:02,715 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:31:02,715 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:31:02,929 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-02 21:31:02,929 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:31:02,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:31:02,932 INFO L82 PathProgramCache]: Analyzing trace with hash -925329470, now seen corresponding path program 1 times [2020-12-02 21:31:02,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:31:02,933 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1005520435] [2020-12-02 21:31:02,933 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 21:31:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:31:03,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-02 21:31:03,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:31:03,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-02 21:31:04,166 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2020-12-02 21:31:04,169 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:31:04,667 WARN L197 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-02 21:31:04,668 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:04,676 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-02 21:31:04,677 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:54, output treesize:54 [2020-12-02 21:31:05,663 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-02 21:31:05,666 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:05,667 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 46 [2020-12-02 21:31:05,673 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:31:05,679 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-02 21:31:05,689 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-02 21:31:05,733 INFO L443 ElimStorePlain]: Different costs {0=[v_arrayElimCell_1], 2=[v_arrayElimCell_2]} [2020-12-02 21:31:06,512 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-02 21:31:06,513 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:06,513 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 46 [2020-12-02 21:31:06,517 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:31:06,519 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-02 21:31:06,521 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-02 21:31:06,565 INFO L443 ElimStorePlain]: Different costs {0=[v_arrayElimCell_3], 2=[v_arrayElimCell_4]} [2020-12-02 21:31:06,924 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-02 21:31:06,924 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:06,925 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 46 [2020-12-02 21:31:06,928 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:31:06,930 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-02 21:31:06,932 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-12-02 21:31:06,972 INFO L443 ElimStorePlain]: Different costs {0=[v_arrayElimCell_5], 2=[v_arrayElimCell_6]} [2020-12-02 21:31:07,547 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 21:31:07,547 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:31:08,163 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-12-02 21:31:08,850 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 21:31:08,864 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-02 21:31:09,805 WARN L197 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-12-02 21:31:10,452 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-02 21:31:10,470 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-02 21:31:10,594 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 38 treesize of output 34 [2020-12-02 21:31:10,671 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-02 21:31:10,737 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:10,738 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-02 21:31:11,360 WARN L197 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-02 21:31:11,361 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:11,705 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-02 21:31:11,706 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:11,707 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 57 [2020-12-02 21:31:12,034 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-12-02 21:31:12,035 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:31:12,035 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 57 [2020-12-02 21:31:12,037 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-12-02 21:31:12,039 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-12-02 21:31:12,041 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-12-02 21:31:12,078 INFO L443 ElimStorePlain]: Different costs {0=[v_arrayElimCell_8], 2=[v_arrayElimCell_9]} [2020-12-02 21:31:12,796 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-02 21:31:12,879 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 21:31:12,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1005520435] [2020-12-02 21:31:12,880 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:31:12,880 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-12-02 21:31:12,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738145975] [2020-12-02 21:31:12,882 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-02 21:31:12,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:31:12,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-02 21:31:12,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-12-02 21:31:12,883 INFO L87 Difference]: Start difference. First operand 110 states and 158 transitions. Second operand 12 states. [2020-12-02 21:31:13,988 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-02 21:31:14,723 WARN L197 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-12-02 21:31:16,072 WARN L197 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 66 [2020-12-02 21:31:17,247 WARN L197 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 71 [2020-12-02 21:31:31,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:31:31,170 INFO L93 Difference]: Finished difference Result 125 states and 181 transitions. [2020-12-02 21:31:31,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-02 21:31:31,180 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 12 [2020-12-02 21:31:31,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:31:31,181 INFO L225 Difference]: With dead ends: 125 [2020-12-02 21:31:31,181 INFO L226 Difference]: Without dead ends: 52 [2020-12-02 21:31:31,183 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2020-12-02 21:31:31,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-12-02 21:31:31,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2020-12-02 21:31:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-12-02 21:31:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 67 transitions. [2020-12-02 21:31:31,196 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 67 transitions. Word has length 12 [2020-12-02 21:31:31,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:31:31,197 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 67 transitions. [2020-12-02 21:31:31,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-12-02 21:31:31,198 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2020-12-02 21:31:31,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-02 21:31:31,200 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:31:31,200 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 21:31:31,401 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-02 21:31:31,402 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:31:31,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:31:31,403 INFO L82 PathProgramCache]: Analyzing trace with hash -1043077923, now seen corresponding path program 1 times [2020-12-02 21:31:31,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:31:31,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [360780147] [2020-12-02 21:31:31,405 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 21:31:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:31:31,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-02 21:31:31,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:31:32,681 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:31:33,126 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 21:31:33,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:31:34,186 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-02 21:31:35,773 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-02 21:31:35,841 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 21:31:35,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [360780147] [2020-12-02 21:31:35,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:31:35,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2020-12-02 21:31:35,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432042953] [2020-12-02 21:31:35,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-02 21:31:35,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:31:35,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-02 21:31:35,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-12-02 21:31:35,851 INFO L87 Difference]: Start difference. First operand 52 states and 67 transitions. Second operand 9 states. [2020-12-02 21:31:36,454 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-12-02 21:31:37,125 WARN L197 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 21:31:37,554 WARN L197 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-02 21:31:40,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:31:40,815 INFO L93 Difference]: Finished difference Result 60 states and 73 transitions. [2020-12-02 21:31:40,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-02 21:31:40,828 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 18 [2020-12-02 21:31:40,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:31:40,829 INFO L225 Difference]: With dead ends: 60 [2020-12-02 21:31:40,829 INFO L226 Difference]: Without dead ends: 56 [2020-12-02 21:31:40,830 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-12-02 21:31:40,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2020-12-02 21:31:40,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 52. [2020-12-02 21:31:40,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-12-02 21:31:40,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 65 transitions. [2020-12-02 21:31:40,839 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 65 transitions. Word has length 18 [2020-12-02 21:31:40,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:31:40,839 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 65 transitions. [2020-12-02 21:31:40,840 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-02 21:31:40,840 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2020-12-02 21:31:40,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-02 21:31:40,841 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:31:40,841 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:31:41,052 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-02 21:31:41,053 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:31:41,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:31:41,054 INFO L82 PathProgramCache]: Analyzing trace with hash 2018570646, now seen corresponding path program 1 times [2020-12-02 21:31:41,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:31:41,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1657325200] [2020-12-02 21:31:41,055 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 21:31:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:31:41,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-02 21:31:41,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:31:41,833 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 21:31:42,646 WARN L197 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 21:31:43,276 WARN L197 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2020-12-02 21:31:43,282 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 21:31:43,283 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:31:49,190 WARN L197 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-12-02 21:31:49,206 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 21:31:49,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1657325200] [2020-12-02 21:31:49,207 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:31:49,207 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-12-02 21:31:49,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766927918] [2020-12-02 21:31:49,208 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-02 21:31:49,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:31:49,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-02 21:31:49,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-02 21:31:49,209 INFO L87 Difference]: Start difference. First operand 52 states and 65 transitions. Second operand 8 states. [2020-12-02 21:31:51,683 WARN L197 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2020-12-02 21:31:54,645 WARN L197 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2020-12-02 21:32:18,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:32:18,939 INFO L93 Difference]: Finished difference Result 62 states and 73 transitions. [2020-12-02 21:32:19,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-02 21:32:19,150 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2020-12-02 21:32:19,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:32:19,151 INFO L225 Difference]: With dead ends: 62 [2020-12-02 21:32:19,151 INFO L226 Difference]: Without dead ends: 58 [2020-12-02 21:32:19,151 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-12-02 21:32:19,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2020-12-02 21:32:19,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 52. [2020-12-02 21:32:19,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-12-02 21:32:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 64 transitions. [2020-12-02 21:32:19,160 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 64 transitions. Word has length 19 [2020-12-02 21:32:19,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:32:19,161 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 64 transitions. [2020-12-02 21:32:19,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-02 21:32:19,161 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2020-12-02 21:32:19,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-02 21:32:19,162 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:32:19,162 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:32:19,375 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-02 21:32:19,376 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:32:19,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:32:19,377 INFO L82 PathProgramCache]: Analyzing trace with hash -1610154913, now seen corresponding path program 1 times [2020-12-02 21:32:19,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:32:19,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [386454187] [2020-12-02 21:32:19,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-12-02 21:32:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:32:19,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-02 21:32:19,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:32:20,263 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 21:32:20,263 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:32:20,842 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 21:32:20,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [386454187] [2020-12-02 21:32:20,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:32:20,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-12-02 21:32:20,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603411268] [2020-12-02 21:32:20,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-02 21:32:20,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:32:20,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-02 21:32:20,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-02 21:32:20,845 INFO L87 Difference]: Start difference. First operand 52 states and 64 transitions. Second operand 6 states. [2020-12-02 21:32:21,211 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-02 21:32:21,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:32:21,287 INFO L93 Difference]: Finished difference Result 56 states and 67 transitions. [2020-12-02 21:32:21,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-02 21:32:21,289 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2020-12-02 21:32:21,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:32:21,290 INFO L225 Difference]: With dead ends: 56 [2020-12-02 21:32:21,290 INFO L226 Difference]: Without dead ends: 26 [2020-12-02 21:32:21,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-02 21:32:21,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-12-02 21:32:21,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2020-12-02 21:32:21,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2020-12-02 21:32:21,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2020-12-02 21:32:21,296 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 26 transitions. Word has length 21 [2020-12-02 21:32:21,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:32:21,296 INFO L481 AbstractCegarLoop]: Abstraction has 26 states and 26 transitions. [2020-12-02 21:32:21,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-02 21:32:21,296 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2020-12-02 21:32:21,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-02 21:32:21,297 INFO L414 BasicCegarLoop]: Found error trace [2020-12-02 21:32:21,298 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-02 21:32:21,507 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-12-02 21:32:21,508 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-02 21:32:21,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-02 21:32:21,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1657978959, now seen corresponding path program 1 times [2020-12-02 21:32:21,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-12-02 21:32:21,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [35606794] [2020-12-02 21:32:21,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-12-02 21:32:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-02 21:32:22,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-02 21:32:22,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-02 21:32:22,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-12-02 21:32:22,561 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2020-12-02 21:32:22,563 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:32:22,962 WARN L197 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-12-02 21:32:22,963 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:32:22,966 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-02 21:32:22,967 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:47, output treesize:47 [2020-12-02 21:32:23,426 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:32:23,426 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2020-12-02 21:32:23,471 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-02 21:32:23,809 WARN L197 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-02 21:32:23,809 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-02 21:32:23,815 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-12-02 21:32:23,815 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:57, output treesize:38 [2020-12-02 21:32:24,580 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:32:24,582 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-02 21:32:24,583 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-02 21:32:25,031 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 21:32:25,032 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-02 21:32:27,002 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-02 21:32:28,579 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-02 21:32:28,638 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 21:32:28,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [35606794] [2020-12-02 21:32:28,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-12-02 21:32:28,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2020-12-02 21:32:28,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29731685] [2020-12-02 21:32:28,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-02 21:32:28,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-12-02 21:32:28,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-02 21:32:28,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-12-02 21:32:28,641 INFO L87 Difference]: Start difference. First operand 26 states and 26 transitions. Second operand 11 states. [2020-12-02 21:32:29,421 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-02 21:32:30,486 WARN L197 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 34 [2020-12-02 21:32:31,532 WARN L197 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 47 [2020-12-02 21:32:32,814 WARN L197 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2020-12-02 21:32:32,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-02 21:32:32,818 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2020-12-02 21:32:32,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-02 21:32:32,819 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2020-12-02 21:32:32,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-02 21:32:32,823 INFO L225 Difference]: With dead ends: 26 [2020-12-02 21:32:32,823 INFO L226 Difference]: Without dead ends: 0 [2020-12-02 21:32:32,827 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-12-02 21:32:32,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-02 21:32:32,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-02 21:32:32,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-02 21:32:32,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-02 21:32:32,828 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2020-12-02 21:32:32,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-02 21:32:32,829 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-02 21:32:32,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-02 21:32:32,830 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-02 21:32:32,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-02 21:32:33,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-12-02 21:32:33,034 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-02 21:32:34,650 WARN L197 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 82 DAG size of output: 60 [2020-12-02 21:32:37,075 WARN L197 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2020-12-02 21:32:37,718 WARN L197 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2020-12-02 21:32:37,993 INFO L262 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-12-02 21:32:37,993 INFO L262 CegarLoopResult]: For program point L70-1(lines 70 74) no Hoare annotation was computed. [2020-12-02 21:32:37,994 INFO L258 CegarLoopResult]: At program point L70-2(lines 70 74) the Hoare annotation is: false [2020-12-02 21:32:37,994 INFO L262 CegarLoopResult]: For program point L70-3(lines 70 74) no Hoare annotation was computed. [2020-12-02 21:32:37,994 INFO L262 CegarLoopResult]: For program point L70-5(lines 70 74) no Hoare annotation was computed. [2020-12-02 21:32:37,994 INFO L258 CegarLoopResult]: At program point L70-6(lines 70 74) the Hoare annotation is: false [2020-12-02 21:32:37,995 INFO L262 CegarLoopResult]: For program point L70-7(lines 70 74) no Hoare annotation was computed. [2020-12-02 21:32:37,995 INFO L262 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-02 21:32:37,995 INFO L262 CegarLoopResult]: For program point L170(lines 170 180) no Hoare annotation was computed. [2020-12-02 21:32:37,995 INFO L262 CegarLoopResult]: For program point L170-2(lines 144 244) no Hoare annotation was computed. [2020-12-02 21:32:37,996 INFO L262 CegarLoopResult]: For program point L171(lines 171 179) no Hoare annotation was computed. [2020-12-02 21:32:37,996 INFO L262 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-12-02 21:32:37,996 INFO L262 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-12-02 21:32:37,996 INFO L262 CegarLoopResult]: For program point L172-2(line 172) no Hoare annotation was computed. [2020-12-02 21:32:37,996 INFO L262 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-12-02 21:32:37,997 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-02 21:32:37,997 INFO L262 CegarLoopResult]: For program point L107(lines 107 113) no Hoare annotation was computed. [2020-12-02 21:32:37,997 INFO L262 CegarLoopResult]: For program point L107-2(lines 90 115) no Hoare annotation was computed. [2020-12-02 21:32:37,997 INFO L262 CegarLoopResult]: For program point L107-3(lines 107 113) no Hoare annotation was computed. [2020-12-02 21:32:37,997 INFO L262 CegarLoopResult]: For program point L107-5(lines 90 115) no Hoare annotation was computed. [2020-12-02 21:32:37,998 INFO L262 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-12-02 21:32:37,998 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-02 21:32:37,998 INFO L262 CegarLoopResult]: For program point L76(lines 76 89) no Hoare annotation was computed. [2020-12-02 21:32:37,998 INFO L262 CegarLoopResult]: For program point L76-1(lines 76 89) no Hoare annotation was computed. [2020-12-02 21:32:37,998 INFO L262 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-12-02 21:32:37,999 INFO L258 CegarLoopResult]: At program point L144(lines 144 244) the Hoare annotation is: (and (= ~pi_o_4~0 ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 1000000000000000000.0))) (= currentRoundingMode roundNearestTiesToEven) (not (bvugt (bvor (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2_~hx~1) (bvlshr (bvor ULTIMATE.start___ieee754_atan2_~lx~0 (bvneg ULTIMATE.start___ieee754_atan2_~lx~0)) (_ bv31 32))) (_ bv2146435072 32))) (exists ((|v_skolemized_q#valueAsBitvector_33| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_33|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_33|) ULTIMATE.start___ieee754_atan2_~hy~0))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= ULTIMATE.start___ieee754_atan2_~x (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~y (fp.div currentRoundingMode (fp.neg .cse0) (_ +zero 11 53)))))) (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5| (_ BitVec 32)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5| (_ BitVec 32)) (|v_#memory_int_47| (Array (_ BitVec 32) (Array (_ BitVec 32) (_ BitVec 32)))) (|v_skolemized_q#valueAsBitvector_32| (_ BitVec 64)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (let ((.cse5 (select |v_#memory_int_47| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5|))) (let ((.cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_32|)) (.cse3 ((_ to_fp 11 53) currentRoundingMode 1.0)) (.cse2 (select .cse5 (_ bv0 32))) (.cse4 (select .cse5 (_ bv4 32)))) (and (= ULTIMATE.start___ieee754_atan2_~ly~0 (select (store (store (select |v_#memory_int_47| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5|) (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_32|)) (_ bv4 32) .cse1) (_ bv0 32))) (= ULTIMATE.start___ieee754_atan2_~lx~0 .cse2) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|)) (fp.div currentRoundingMode .cse3 (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~iy~0 (bvand (_ bv2147483647 32) .cse1)) (= ULTIMATE.start___ieee754_atan2_~ix~1 (bvand (_ bv2147483647 32) .cse4)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_32|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_32|)) (fp.div currentRoundingMode (fp.neg .cse3) (_ +zero 11 53))) (= .cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_31|)) (= .cse4 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|)))))) (= |ULTIMATE.start___ieee754_atan2_#res| (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_4~0) ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)))) (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0)) [2020-12-02 21:32:37,999 INFO L262 CegarLoopResult]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2020-12-02 21:32:38,000 INFO L258 CegarLoopResult]: At program point L78-2(lines 78 82) the Hoare annotation is: false [2020-12-02 21:32:38,000 INFO L262 CegarLoopResult]: For program point L78-3(lines 76 89) no Hoare annotation was computed. [2020-12-02 21:32:38,000 INFO L262 CegarLoopResult]: For program point L78-5(lines 78 82) no Hoare annotation was computed. [2020-12-02 21:32:38,000 INFO L258 CegarLoopResult]: At program point L78-6(lines 78 82) the Hoare annotation is: false [2020-12-02 21:32:38,000 INFO L262 CegarLoopResult]: For program point L78-7(lines 76 89) no Hoare annotation was computed. [2020-12-02 21:32:38,001 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-02 21:32:38,001 INFO L262 CegarLoopResult]: For program point L212-2(line 212) no Hoare annotation was computed. [2020-12-02 21:32:38,001 INFO L262 CegarLoopResult]: For program point L215(lines 215 220) no Hoare annotation was computed. [2020-12-02 21:32:38,001 INFO L262 CegarLoopResult]: For program point L149-1(lines 149 154) no Hoare annotation was computed. [2020-12-02 21:32:38,002 INFO L258 CegarLoopResult]: At program point L149-2(lines 149 154) the Hoare annotation is: (and (= ~pi_o_4~0 ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 1000000000000000000.0))) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= ULTIMATE.start___ieee754_atan2_~x (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~y (fp.div currentRoundingMode (fp.neg .cse0) (_ +zero 11 53)))))) (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0)) [2020-12-02 21:32:38,002 INFO L262 CegarLoopResult]: For program point L149-3(lines 149 154) no Hoare annotation was computed. [2020-12-02 21:32:38,002 INFO L262 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-12-02 21:32:38,002 INFO L262 CegarLoopResult]: For program point L183-2(line 183) no Hoare annotation was computed. [2020-12-02 21:32:38,002 INFO L262 CegarLoopResult]: For program point L217(lines 217 220) no Hoare annotation was computed. [2020-12-02 21:32:38,003 INFO L262 CegarLoopResult]: For program point L217-2(lines 215 220) no Hoare annotation was computed. [2020-12-02 21:32:38,003 INFO L262 CegarLoopResult]: For program point L85(lines 85 88) no Hoare annotation was computed. [2020-12-02 21:32:38,003 INFO L262 CegarLoopResult]: For program point L85-1(lines 85 88) no Hoare annotation was computed. [2020-12-02 21:32:38,003 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-02 21:32:38,003 INFO L262 CegarLoopResult]: For program point L185(lines 185 209) no Hoare annotation was computed. [2020-12-02 21:32:38,004 INFO L262 CegarLoopResult]: For program point L185-1(lines 144 244) no Hoare annotation was computed. [2020-12-02 21:32:38,004 INFO L262 CegarLoopResult]: For program point L186(lines 186 208) no Hoare annotation was computed. [2020-12-02 21:32:38,004 INFO L262 CegarLoopResult]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2020-12-02 21:32:38,004 INFO L258 CegarLoopResult]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2020-12-02 21:32:38,005 INFO L262 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2020-12-02 21:32:38,005 INFO L258 CegarLoopResult]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2020-12-02 21:32:38,005 INFO L262 CegarLoopResult]: For program point L21-9(lines 21 25) no Hoare annotation was computed. [2020-12-02 21:32:38,008 INFO L258 CegarLoopResult]: At program point L21-10(lines 21 25) the Hoare annotation is: false [2020-12-02 21:32:38,008 INFO L262 CegarLoopResult]: For program point L187(lines 187 196) no Hoare annotation was computed. [2020-12-02 21:32:38,008 INFO L262 CegarLoopResult]: For program point L221(lines 221 243) no Hoare annotation was computed. [2020-12-02 21:32:38,008 INFO L262 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-02 21:32:38,008 INFO L262 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-12-02 21:32:38,009 INFO L262 CegarLoopResult]: For program point L156-1(lines 156 161) no Hoare annotation was computed. [2020-12-02 21:32:38,009 INFO L258 CegarLoopResult]: At program point L156-2(lines 156 161) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5| (_ BitVec 32)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (let ((.cse3 (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5|))) (let ((.cse0 (select .cse3 (_ bv4 32))) (.cse1 ((_ to_fp 11 53) currentRoundingMode 1.0)) (.cse2 (select .cse3 (_ bv0 32)))) (and (= .cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|)) (fp.div currentRoundingMode .cse1 (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~lx~0 .cse2) (= ULTIMATE.start___ieee754_atan2_~ix~1 (bvand (_ bv2147483647 32) .cse0)) (= ULTIMATE.start___ieee754_atan2_~y (fp.div currentRoundingMode (fp.neg .cse1) (_ +zero 11 53))) (= .cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_31|)))))) (= ~pi_o_4~0 ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 1000000000000000000.0))) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (let ((.cse4 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= ULTIMATE.start___ieee754_atan2_~x (fp.div currentRoundingMode .cse4 (_ +zero 11 53))) (= ULTIMATE.start___ieee754_atan2_~y (fp.div currentRoundingMode (fp.neg .cse4) (_ +zero 11 53)))))) (exists ((|v_skolemized_q#valueAsBitvector_34| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_atan2_~hx~1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_34|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_34|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))) (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0)) [2020-12-02 21:32:38,009 INFO L262 CegarLoopResult]: For program point L90(lines 90 115) no Hoare annotation was computed. [2020-12-02 21:32:38,009 INFO L262 CegarLoopResult]: For program point L156-3(lines 156 161) no Hoare annotation was computed. [2020-12-02 21:32:38,009 INFO L262 CegarLoopResult]: For program point L90-2(lines 90 115) no Hoare annotation was computed. [2020-12-02 21:32:38,009 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-02 21:32:38,010 INFO L262 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-12-02 21:32:38,010 INFO L262 CegarLoopResult]: For program point L91(lines 91 94) no Hoare annotation was computed. [2020-12-02 21:32:38,010 INFO L262 CegarLoopResult]: For program point L91-2(lines 91 94) no Hoare annotation was computed. [2020-12-02 21:32:38,010 INFO L262 CegarLoopResult]: For program point L91-3(lines 91 94) no Hoare annotation was computed. [2020-12-02 21:32:38,011 INFO L262 CegarLoopResult]: For program point L91-5(lines 91 94) no Hoare annotation was computed. [2020-12-02 21:32:38,011 INFO L262 CegarLoopResult]: For program point L257(lines 257 260) no Hoare annotation was computed. [2020-12-02 21:32:38,011 INFO L262 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-12-02 21:32:38,013 INFO L262 CegarLoopResult]: For program point L92(lines 92 93) no Hoare annotation was computed. [2020-12-02 21:32:38,013 INFO L262 CegarLoopResult]: For program point L92-1(lines 92 93) no Hoare annotation was computed. [2020-12-02 21:32:38,013 INFO L262 CegarLoopResult]: For program point L26(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:38,013 INFO L262 CegarLoopResult]: For program point L26-1(lines 19 33) no Hoare annotation was computed. [2020-12-02 21:32:38,013 INFO L262 CegarLoopResult]: For program point L26-2(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:38,013 INFO L262 CegarLoopResult]: For program point L26-3(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:38,013 INFO L262 CegarLoopResult]: For program point L26-4(lines 19 33) no Hoare annotation was computed. [2020-12-02 21:32:38,014 INFO L262 CegarLoopResult]: For program point L26-5(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:38,014 INFO L262 CegarLoopResult]: For program point L26-6(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:38,014 INFO L262 CegarLoopResult]: For program point L26-7(lines 19 33) no Hoare annotation was computed. [2020-12-02 21:32:38,014 INFO L262 CegarLoopResult]: For program point L26-8(lines 26 31) no Hoare annotation was computed. [2020-12-02 21:32:38,014 INFO L262 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-12-02 21:32:38,014 INFO L262 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-12-02 21:32:38,014 INFO L262 CegarLoopResult]: For program point L226-1(lines 226 230) no Hoare annotation was computed. [2020-12-02 21:32:38,014 INFO L258 CegarLoopResult]: At program point L226-2(lines 226 230) the Hoare annotation is: false [2020-12-02 21:32:38,014 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-02 21:32:38,016 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-02 21:32:38,016 INFO L262 CegarLoopResult]: For program point L128(lines 128 133) no Hoare annotation was computed. [2020-12-02 21:32:38,016 INFO L262 CegarLoopResult]: For program point L128-1(lines 128 133) no Hoare annotation was computed. [2020-12-02 21:32:38,016 INFO L265 CegarLoopResult]: At program point L261(lines 246 262) the Hoare annotation is: true [2020-12-02 21:32:38,016 INFO L262 CegarLoopResult]: For program point L163(lines 163 165) no Hoare annotation was computed. [2020-12-02 21:32:38,016 INFO L262 CegarLoopResult]: For program point L98(lines 98 114) no Hoare annotation was computed. [2020-12-02 21:32:38,018 INFO L262 CegarLoopResult]: For program point L98-1(lines 98 114) no Hoare annotation was computed. [2020-12-02 21:32:38,019 INFO L258 CegarLoopResult]: At program point L32(lines 19 33) the Hoare annotation is: false [2020-12-02 21:32:38,019 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-02 21:32:38,019 INFO L258 CegarLoopResult]: At program point L32-1(lines 19 33) the Hoare annotation is: false [2020-12-02 21:32:38,019 INFO L258 CegarLoopResult]: At program point L32-2(lines 19 33) the Hoare annotation is: false [2020-12-02 21:32:38,019 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 258) no Hoare annotation was computed. [2020-12-02 21:32:38,020 INFO L262 CegarLoopResult]: For program point L231(lines 231 236) no Hoare annotation was computed. [2020-12-02 21:32:38,020 INFO L262 CegarLoopResult]: For program point L198(lines 198 207) no Hoare annotation was computed. [2020-12-02 21:32:38,020 INFO L262 CegarLoopResult]: For program point L231-1(lines 224 237) no Hoare annotation was computed. [2020-12-02 21:32:38,020 INFO L262 CegarLoopResult]: For program point L231-2(lines 231 236) no Hoare annotation was computed. [2020-12-02 21:32:38,020 INFO L262 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-12-02 21:32:38,020 INFO L262 CegarLoopResult]: For program point L99(lines 99 105) no Hoare annotation was computed. [2020-12-02 21:32:38,021 INFO L262 CegarLoopResult]: For program point L132-2(line 132) no Hoare annotation was computed. [2020-12-02 21:32:38,021 INFO L258 CegarLoopResult]: At program point L132-3(lines 66 134) the Hoare annotation is: false [2020-12-02 21:32:38,021 INFO L262 CegarLoopResult]: For program point L99-3(lines 99 105) no Hoare annotation was computed. [2020-12-02 21:32:38,022 INFO L262 CegarLoopResult]: For program point L132-4(line 132) no Hoare annotation was computed. [2020-12-02 21:32:38,022 INFO L262 CegarLoopResult]: For program point L132-6(line 132) no Hoare annotation was computed. [2020-12-02 21:32:38,022 INFO L258 CegarLoopResult]: At program point L132-7(lines 66 134) the Hoare annotation is: false [2020-12-02 21:32:38,023 INFO L262 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-12-02 21:32:38,023 INFO L262 CegarLoopResult]: For program point L166(lines 166 167) no Hoare annotation was computed. [2020-12-02 21:32:38,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,059 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,060 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,060 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,061 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,063 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,063 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,063 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,066 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,066 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,078 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,081 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,082 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,082 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,082 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,082 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,083 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,083 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,083 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,083 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-02 21:32:38,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,084 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,089 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,089 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,089 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,091 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,091 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,092 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,092 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,092 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,093 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,093 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,093 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,093 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-02 21:32:38,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,096 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,097 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,097 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,097 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,098 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,101 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,102 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,102 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,102 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,102 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,103 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,103 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,103 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,103 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,104 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,107 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,108 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,108 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,108 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:32:38 BoogieIcfgContainer [2020-12-02 21:32:38,113 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-02 21:32:38,114 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-02 21:32:38,114 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-02 21:32:38,115 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-02 21:32:38,115 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:01" (3/4) ... [2020-12-02 21:32:38,120 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-02 21:32:38,158 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-12-02 21:32:38,163 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-12-02 21:32:38,164 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 21:32:38,165 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-02 21:32:38,209 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 [2020-12-02 21:32:38,210 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, currentRoundingMode : FloatRoundingMode, v_skolemized_q#valueAsBitvector_31 : bv64 :: ((((unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] == v_skolemized_q#valueAsBitvector_31[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) && lx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32]) && ix == ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32] == v_skolemized_q#valueAsBitvector_31[31:0]) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_34 : bv64, currentRoundingMode : FloatRoundingMode :: hx == v_skolemized_q#valueAsBitvector_34[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_34[63:63], v_skolemized_q#valueAsBitvector_34[62:52], v_skolemized_q#valueAsBitvector_34[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 [2020-12-02 21:32:38,211 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && !~bvugt32(~bvor32(~bvand32(2147483647bv32, hx), ~bvlshr32(~bvor32(lx, ~bvneg32(lx)), 31bv32)), 2146435072bv32)) && (\exists v_skolemized_q#valueAsBitvector_33 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_33[63:32] == hy)) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5 : bv32, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_#memory_int_47 : [bv32,bv32]bv32, v_skolemized_q#valueAsBitvector_32 : bv64, currentRoundingMode : FloatRoundingMode, v_skolemized_q#valueAsBitvector_31 : bv64 :: ((((((ly == v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5][0bv32 := v_skolemized_q#valueAsBitvector_32[31:0]][4bv32 := v_skolemized_q#valueAsBitvector_32[63:32]][0bv32] && lx == v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32]) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_32[63:32])) && ix == ~bvand32(2147483647bv32, v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32] == v_skolemized_q#valueAsBitvector_31[31:0]) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] == v_skolemized_q#valueAsBitvector_31[63:32])) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(pi_o_4), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 [2020-12-02 21:32:38,319 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-12-02 21:32:38,320 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-02 21:32:38,321 INFO L168 Benchmark]: Toolchain (without parser) took 151234.77 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 26.8 MB in the beginning and 37.6 MB in the end (delta: -10.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:38,322 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.1 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-02 21:32:38,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 570.70 ms. Allocated memory is still 50.3 MB. Free memory was 26.6 MB in the beginning and 22.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:38,323 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.50 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 22.0 MB in the beginning and 42.3 MB in the end (delta: -20.3 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:38,324 INFO L168 Benchmark]: Boogie Preprocessor took 101.54 ms. Allocated memory is still 60.8 MB. Free memory was 42.3 MB in the beginning and 38.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:38,324 INFO L168 Benchmark]: RCFGBuilder took 53736.18 ms. Allocated memory is still 60.8 MB. Free memory was 38.7 MB in the beginning and 24.2 MB in the end (delta: 14.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:38,325 INFO L168 Benchmark]: TraceAbstraction took 96493.17 ms. Allocated memory is still 60.8 MB. Free memory was 23.8 MB in the beginning and 21.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:38,325 INFO L168 Benchmark]: Witness Printer took 206.04 ms. Allocated memory is still 60.8 MB. Free memory was 21.0 MB in the beginning and 37.6 MB in the end (delta: -16.6 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. [2020-12-02 21:32:38,328 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 50.3 MB. Free memory was 32.2 MB in the beginning and 32.1 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 570.70 ms. Allocated memory is still 50.3 MB. Free memory was 26.6 MB in the beginning and 22.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 115.50 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 22.0 MB in the beginning and 42.3 MB in the end (delta: -20.3 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 101.54 ms. Allocated memory is still 60.8 MB. Free memory was 42.3 MB in the beginning and 38.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 53736.18 ms. Allocated memory is still 60.8 MB. Free memory was 38.7 MB in the beginning and 24.2 MB in the end (delta: 14.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 96493.17 ms. Allocated memory is still 60.8 MB. Free memory was 23.8 MB in the beginning and 21.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * Witness Printer took 206.04 ms. Allocated memory is still 60.8 MB. Free memory was 21.0 MB in the beginning and 37.6 MB in the end (delta: -16.6 MB). Peak memory consumption was 9.1 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[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 258]: 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: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant [2020-12-02 21:32:38,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,359 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,360 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,361 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,361 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,361 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,361 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,363 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,364 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,365 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,365 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,365 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2020-12-02 21:32:38,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (((((\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, currentRoundingMode : FloatRoundingMode, v_skolemized_q#valueAsBitvector_31 : bv64 :: ((((unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] == v_skolemized_q#valueAsBitvector_31[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) && lx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32]) && ix == ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32] == v_skolemized_q#valueAsBitvector_31[31:0]) && pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_34 : bv64, currentRoundingMode : FloatRoundingMode :: hx == v_skolemized_q#valueAsBitvector_34[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_34[63:63], v_skolemized_q#valueAsBitvector_34[62:52], v_skolemized_q#valueAsBitvector_34[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 144]: Loop Invariant [2020-12-02 21:32:38,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,371 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,371 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,371 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,371 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,372 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,372 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,372 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,372 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,373 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,373 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,373 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,373 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-02 21:32:38,374 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,374 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,374 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,374 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,376 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,376 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,376 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,376 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,379 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,379 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,381 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2020-12-02 21:32:38,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5,QUANTIFIED] [2020-12-02 21:32:38,384 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_32,QUANTIFIED] [2020-12-02 21:32:38,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,389 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,389 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,389 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,389 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,389 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_#memory_int_47,QUANTIFIED] [2020-12-02 21:32:38,390 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2020-12-02 21:32:38,390 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2020-12-02 21:32:38,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((((pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && !~bvugt32(~bvor32(~bvand32(2147483647bv32, hx), ~bvlshr32(~bvor32(lx, ~bvneg32(lx)), 31bv32)), 2146435072bv32)) && (\exists v_skolemized_q#valueAsBitvector_33 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_q#valueAsBitvector_33[63:32] == hy)) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5 : bv32, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_#memory_int_47 : [bv32,bv32]bv32, v_skolemized_q#valueAsBitvector_32 : bv64, currentRoundingMode : FloatRoundingMode, v_skolemized_q#valueAsBitvector_31 : bv64 :: ((((((ly == v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~1.base_5][0bv32 := v_skolemized_q#valueAsBitvector_32[31:0]][4bv32 := v_skolemized_q#valueAsBitvector_32[63:32]][0bv32] && lx == v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32]) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_32[63:32])) && ix == ~bvand32(2147483647bv32, v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32])) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_32[63:63], v_skolemized_q#valueAsBitvector_32[62:52], v_skolemized_q#valueAsBitvector_32[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32] == v_skolemized_q#valueAsBitvector_31[31:0]) && v_#memory_int_47[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] == v_skolemized_q#valueAsBitvector_31[63:32])) && \result == ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(pi_o_4), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant [2020-12-02 21:32:38,393 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,394 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,394 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-12-02 21:32:38,395 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,395 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,395 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-02 21:32:38,395 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((pi_o_4 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/1000000000000000000) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && y == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 91.3s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 57.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 351 SDtfs, 635 SDslu, 381 SDs, 0 SdLazy, 175 SolverSat, 22 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 44.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 204 GetRequests, 153 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 33.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred 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, 6 MinimizatonAttempts, 10 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 17 PreInvPairs, 21 NumberOfFragments, 317 HoareAnnotationTreeSize, 17 FomulaSimplifications, 263 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 233 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 28.7s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 190 ConstructedInterpolants, 64 QuantifiedInterpolants, 43952 SizeOfPredicates, 56 NumberOfNonLiveVariables, 835 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...